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2009年高考数学(文)试题及答案(安徽卷)

positi on-related consum ption of civil se rvants ha s be en sw ept by fina nce , cons umer, regar dless of cost, extravagance and waste i n the civil servi ce position -related consumpti on, a buse, corruption and embez zlement, corruption is important. T hen, under the conditi ons of market economy, how to reform the existing civil duty consumpti on management, expl ores a s our ce to preve nt and curb the post cons umption corrupti on wa y, is currently a maj or iss ue faced by honest w ork. Recently, I conducted res earch on t his is sue, t his pr oblem on s ome humble opi nions. First, t he existing public servant s ' dut y consumpti on t he main pr oblem s see n from the investigation and reas ons , in re cent years, public s ervants ' duty cons umption ca use d by the a buses a nd not a per son of integrity, i s one of the major problems in t he party in Gover nment, its operation or der have a negative effect on the party a nd G overnme nt organs, seri ously damaging the image of the party a nd the Gover nment, undermining the relationshi p betw een party and the mas ses, effect, ope ning up a nd e conomic construction. From I County in re cent years of governa nce situati on s ee, positi ons cons umption in t he produced of "two not" phe nome non r endering four a features: a i s positions consumpti on sy stem lost ha s due of bindi ng, right is greater t han r ules, a nd rig ht is greater tha n method of phenomenon mor e highl ight; II i s in positions cons umpti on i n the Camera Obscura operation, usi ng terms, will positions consumpti on i nto ha s per sonal cons umpti on, w ill cor porate poi nts to int o pers onal points to, makes positions cons umption in some as pe cts ha s into positions enjoy and self-deali ng of means; three i s to positi ons cons umption for name, fraud, false impersonator, Trend of negative corrupti on phe nome na s uch as corruption and misappropriation; four palace s, follow the fas hion, ri valries, wa steful, a nd post consumpti on became a symbol of showing off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phe nomenon i n whi ch people reflect t he biggest problems are: (a) the official car problems. Mainly i n three as pe cts: one is t he larger buses cost ex penditure. A ccordi ng to statistics, until November 20 03, XX County townshi p Department bus 159 cars, w hich de partme nt owns the bus 1 45 vehi cles, a nd showed a n increasi ng trend. Fina ncial ex penses cost per bus per year to 35,00 0 yuan, and in fact every cost up to 50, 000 yuan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidi es. Nece ssary to "keep a car", but al so "de pe nda nts", le ading to larger expense s. Second, gongchesiyong bree d unhealt hy tendencies. S ome pe ople believe t hat now some bus drivers use one-t hird, one -thir d leadi ng private one -third use d for official purposes . Some publi c servant s, es pecia lly leadi ng officials mot oring, cars for private purpose s, violati ng the self -di sci pline reg ulations, a nd eve n lead t o traffic acci dents . Accordi ng to statistics from related de partments, since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

2009 年普通高等学校招生全国统一考试(安徽卷) 数学(文科)
本试卷分第 I 卷(选择题)和第 II 卷(非选择题)两部分。第 I 卷 1 至 2 页。第 II 卷 3 至页。全卷满分 150 分,考试时间 120 分钟。

考生注意事项:

1.答题前,务必在试题卷、答题卡规定的地方填写自己的姓名、座位号,并认真核对答题 卡上所粘贴的条形码中姓名、座位号与本人姓名、座位号是否一致。务必在答题卡背面规定 的地方填写姓名和座位号后两位。 2.答第 I 卷时,每小题选出答案后,用 2B 铅笔把答题卡上对应题目标号涂黑。如需改动, 用橡皮擦干净后,再选题其他答案标号。 3.答第 II 卷时,必须使用 0.5 毫米的黑色墨水签字笔在答题卡上书写,要求字体工整、笔 迹清晰。 作图题可先用铅笔在答题卡规定的位置给出, 确认后再用 0.5 毫米的黑色墨水签字 笔描清楚。必须在题号所指示的答题区域作答,超出答题区域书写的答案无效。在试题卷、 草稿纸上答题无效。 4. 考试结束,务必将试题卷和答题卡一并上交。 参考公式: 如果事件互斥,那么 S 表示底面积,h 表示底面上的高 棱柱体积 V=Sh

棱锥体积

第 I 卷(选择题 共 50 分)

一、选择题:本大题共 10 小题,每小题 5 分,共 50 分。在每小题给出的四个选项中,只 有一项是符合题目要求的。 1. i 是虚数单位,i(1+i)等于 A.1+i B. -1-i C.1-i D. -1+i

leaders driving a ve hicle a cci de nt caused by road accide nts, 1, 1 pe ople k illed a nd direct e conomi c los ses amounti ng to more t han 1 00,00 0 yua n. T hird, high efficie ncy a nd l ow cost of the bus. Survey s show that, t he operating cost s of taxis for the 82 00/... I s a fundamental priority of the reform, it is a difficult problem that must be s olved i n the reform pr oces s. Cl early, t he post consumpti on averages t hree years before as a base and fi ne-t une d on the basis of this single practices must be impr oved. Im provement s to adhere to t hree principles : first, under the existing poli cy provi sions a pprov ed for public servants ' duty consum ption standards, cali bration, is not contrary to poli cy. Se cond, a ccordi ng to the local financial sit uation and pe opl e's s ustaina bility, publi c servant s ' duty co ns umption standards approved, bot h financial rea ch, a nd people passi ng through. Third, according to t he operational needs of civil servants re spons ible for a uthorized public servants ' duty consumpti on standards, bot h 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 ”活 “年 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high a nd l ow positi ons, but al so t he nat ure of the work a nd t he workl oad. In reform of method Shang, a ppr oved civil serva nts positi ons cons umption standard t o "big unified, a nd small dis perse d" suita ble, t hat most positi ons cons umption pr oject shoul d accordi ng to poli cy provi des proposed unified sta ndar d, consider t o ranks, a nd unit s and the w ork task of differences sex, unified of sta ndar d shoul d has elasti c of and dy namic of, makes regions, and units in implementati on unified standard Shi has m ust of flexible dis pos al right; but si nce set of sta ndar d must after financial, a nd a udit, s ector a udit a ppr oved H ou t o impleme ntation. (C) reform package. Public servants ' dut y consumpti on elasticity of consum ption to limit cons umpti on, t urni ng mess int o kitchen after di nner, foll ow the civil s ervant wit h a how to use pers onal title subsidie s, or how to manage a pers onal duty consumpti on use of subsidies. T herefore, w e must esta blis h and perfect with publ ic s ervants ' duty consumpti on monetization reform s upport of the series of governa nce systems s uch as t he civil servi ce examination of res ponsi bility, system, low fa ult investigation system, the report said. While other meas ures t o keep up. Discipline i ns pecti on and supervisi on organs , financial, a uditi ng de partments s houl d stre ngthe n supervisi on a nd ins pe ction of public servant s ' duty consum ption moneti zation reform progres s, to stre ngthe n the reform of public servants ' duty consumpti on m onetizati on sy stem, measure s to develop and monit or the im plementation of i nspection, not consumpti on a s requi red, even shifting consumer behavi or to st op, serious cases t o deal with. Three i deas, public servants ' duty consum ption moneti zation reform of politi cs, t he e conomy and the dee peni ng of the reform, public servants ' duty consumpti on a s s omewhere betwe en a reform als o demonstrated its im portance a nd urgency. First of all, civi l servant s es pecially party and G overnment l eaders and pu bli c servant s ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil se rvants ha s be en sw ept by fina nce , cons umer, regar dless of cost, extravagance and waste i n the civil servi ce position -related consumpti on, a buse, corruption and embez zlement, corruption is important. T hen, under the conditi ons of market econom y, how to reform the existing civil duty consumpti on management, expl ores a s our ce to preve nt an d curb the post cons umption corrupti on wa y, is currently a maj or iss ue faced by honest w ork. Recently, I conducted res earch on t his is sue, t his pr oblem on s ome humble opi nions. First, t he existing public servant s ' dut y consumpti on t he main pr oblem s see n from the investigation and reas ons , in re cent years, public s ervants ' duty cons umption ca use d by the a buses a nd not a per son of integrity, i s one of the major problems in t he party in Gover nment, its operation or der have a negative effect on the party a nd G overnme nt organs, seri ously damaging the image of the party a nd the Gover nment, undermining the relationshi p betw een party and the mas ses, effect, ope ning up a nd e conomic construction. From I County in re cent years of governa nce situati on s ee, positi ons cons umption in t he produced of "two not" phe nome non r endering four a features: a i s positions consumpti on sy stem lost ha s d ue of bindi ng, right is greater t han r ules, a nd rig ht is greater tha n method of phenomenon mor e highl ight; II i s in positions cons umpti on i n the Camera Obscura operation, usi ng terms, will positions consumpti on i nto ha s per sonal cons umpti on, w ill cor porate poi nts to int o pers onal points to, makes positions cons umption in some as pe cts ha s into positions enjoy and self -deali ng of means; three i s to positi ons cons umption for name, fraud, false impersonator, Trend of negative corrupti on phe nome na s uch as corrupt ion and misappropriation; four palace s, follow the fas hion, rivalries, wa steful, a nd post consumpti on became a symbol of show ing off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phe nomenon i n whi ch people reflect t he biggest problems are: (a) the official car problems. Mainly i n three as pe cts: one is t he larger buses cost ex penditure. A ccordi ng to statistics, until November 20 03, XX County townshi p Department bus 159 cars, w hich de partme nt owns the bus 1 45 vehi cle s, a nd showed a n increasi ng trend. Fina ncial ex penses cost per bus per year to 35,00 0 yuan, and in fact every cost up to 50, 000 yuan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidi es. Nece ssary to "keep a car", but al so "de pe nda nts", le ading to larger expense s. Second, gongchesiyong bree d unhealt hy tendencies. S ome pe ople believe t hat now some bus drivers use one-t hird, one -thir d leadi ng private one -third use d for official purposes . Some publi c servant s, es pecia lly leadi ng officials mot oring, cars for private purpose s, violati ng the self-di sci pline reg ulations, a nd eve n lead t o traffic acci dents . Accordi ng to statistics from related de partments, since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

2. 若集合 A ? {X | (2 X ? 1)( X ? 3) ? 0}, B ?| X ? N |,| X ? 5 | ,则 A A.{1,2,3} C. {4,5} B. {1,2} D. {1,2,3,4,5}

B是

?x ? 0 ? 3.不等式组 ? x ? 3 y ? 4 所表示的平面区域的面积等于 ?3 x ? y ? 4 ?
A. 4.“

3 2

B.

2 3

C. 且

4 3
”的

D.

3 4

”是“

A. 必要不充分条件 C. 充分必要条件 5.已知 A. -1 为等差数列, B. 1

B. 充分不必要条件 D. 既不充分也不必要条件 ,则 C. 3 D.7 等于

6.下列曲线中离心率为

的是

A.

B.

C.

D.

7. 直线 过点(-1,2)且与直线垂直,则 的方程是 A. C. 8.设 ,函数 B. D. 的图像可能是

leaders driving a ve hicle a cci de nt caused by road accide nts, 1, 1 pe ople k illed a nd direct e conomi c los ses amounti ng to more t han 1 00,00 0 yua n. T hird, high efficie ncy a nd l ow cost of the bus. Survey s show that, t he operating cost s of tax is for the 82 00/... I s a fundamental priority of the reform, it is a difficult problem that must be s olved i n the reform pr oces s. Cl early, t he post consumpti on averages t hree years before as a base and fi ne-t une d on the basis of this single practices must be impr oved. Im provement s to adhere to t hree principles : first, under the ex isting poli cy provi sions a pprov ed for public servants ' duty consum ption standards, cali bration, is not contrary to poli cy. Se cond, a ccordi ng to the local financial sit uation and pe opl e's s ustaina bility, publi c servant s ' duty cons umption standards approved, bot h financial rea ch, a nd people passi ng throug h. Third, according to t he operational needs of civil servants re spons ible for a uthorized public servants ' duty consumpti on stand ards, bot h 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 ”活 “年 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high a nd l ow positi ons, but al so t he nat ure of the work a nd t he workl oad. In reform of method Shang, a ppr oved civil serva nts positi ons cons umption standard t o "big unified, a nd small dis perse d" suita ble, t hat most positi ons cons umption pr oject shoul d accordi ng to poli cy provi des proposed unified sta ndar d, consider t o ranks, a nd unit s and the w ork task of differences sex, unified of sta ndar d shoul d has elasti c of and dy namic of, makes regions, and units in implementati on unified standard Shi has m ust of flexible dis pos al right; but si nce set of sta ndar d must after financial, a nd a udit, s ector a udit a ppr oved H ou t o impl eme ntation. (C) reform package. Public servants ' duty consumpti on elasticity of consum ption to limit cons umpti on, t urni ng mess int o kitchen after di nner, foll ow the civil s ervant wit h a how to use pers onal title subsidie s, or how to manage a pers onal duty consumpti on use of subsidies. T herefore, w e must esta blis h and perfect with publ ic s ervants ' duty consumpti on monetization reform s upport of the series of governa nce systems s uch as t he civil servi ce examination of res ponsi bility, system, low fa ult investigation system, the report said. While other meas ures t o keep up. Discipline i ns pecti on and supervisi on organs , financial, a uditi ng de partments s houl d stre ngthe n supervisi on a nd ins pe ction of public servant s ' duty consum ption moneti zation reform progres s, to stre ngthe n the reform of public servants ' duty consumpti on m onetizati on sy stem, measure s to develop and monit or the im plementation of i nspection, not consumpti on a s requi red, even shifting consumer behavi or to st op, serious cases t o deal with. Three i deas, public servants ' duty consum ption moneti zation reform of politi cs, t he e conomy and the dee peni ng of the reform, public servants ' duty consumpti on a s s omewhere betwe en a reform als o demonstrated its im portance a nd urgency. First of all, civi l servant s es pecially party and G overnment l eaders and publi c servant s ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil serva nts ha s bee n swe pt by fina nce, cons umer, regardl ess of cost, extravagance and waste in t he civil service position-relate d cons umption, abuse , corr upti on a nd embe zzleme nt, corrupti on i s important . The n, under t he conditions of market econom y, how t o reform the existing civil duty cons umpti on manageme nt, expl ores a s ource to preve nt and cur b the post consumpti on corr uption way, i s currently a major is sue faced by honest work. Recently, I conducte d research on this i ssue, this problem on some humble opi nions. First , the existing publ ic servants ' duty consumpti on the main pr oblems seen from the investigation and reasons, i n rece nt years, publi c serva nts ' duty consum ption caused by the abuse s and not a person of integrity, is one of the maj or problems i n the part y i n Gover nment, its operation or der have a negative effect on the party and Gover nment orga ns, seri ously damagi ng the image of the party and t he Gov ernment, undermini ng the relationshi p betw een party and t he masse s, effect, openi ng up a nd e conomi c construction. From I County in rece nt years of gover nance situati on see, positi ons cons umption in the produced of "two not" phenomenon renderi ng four a features: a i s positions consumpti on system l ost has due of bindi ng, right is greater t han rul es, a nd right is g reater than method of phe nome non m ore hig hlight; II i s in positi ons cons umption in the Camera Obs cura operation, using terms, will positions consumpti on int o has pers onal consum ption, will corporate poi nts to int o per sonal points to, makes posi tions consum ption i n some a spe cts ha s into positions enjoy and self-deali ng of means; t hree is to positions cons umpti on for name, fraud, false imper sonator, Trend of negative corr uption phenomena such as corruption and misappropriation; four palace s, follow t he fashi on, rivalrie s, wasteful, a nd post consumpti on became a sym bol of s howi ng off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phenomenon i n whi ch people reflect the biggest probl ems are: (a) the official car problems. Mai nly in t hree as pects : one is the l arger buses cost expe ndit ure. Accor ding to statisti cs, until November 2003, XX County tow ns hi p De partment bus 15 9 cars, whi ch department owns the bus 145 ve hicle s, and s howe d an i ncreas ing trend. Fi nancial expe nses cost per bus per year to 35,0 00 yua n, and in fact every cost up to 50 ,000 y uan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidie s. Neces sary to "keep a car", but al so "de pendants", lea ding to larger expe nse s. Second, gongchesiyong bree d unhealt hy tende ncies. Some people believe that now s ome bus driver s us e one-third, one -third lea ding private one-t hird used for official pur pose s. Some public s ervants, e spe cially leading official s motoring, cars for private pur pos es, violati ng the self-disci pline regulations, a nd eve n lea d to traffic acci dents . Accordi ng to statistics from related de partments,

since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

中国权威高考信息资源门户

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9. 设函数 的取值范围是 A. B. C.

,其中

,则导数

D.

10.考察正方体 6 个面的中心,从中任意选 3 个点连成三角形,再把剩下的 3 个点也连成三角形,则所得的两个三角形全等的概率等于

A.1

B.

C.

D. 0

2009 年普通高等学校招生全国统一考试(安徽卷) 数学(文科)
第 II 卷(非选择题 共 100 分)
考生注意事项: 请用 0.5 毫米黑色墨水签字笔在答题卡上作答,在试题卷上答题无效。

二、填空题:本大题共 5 小题,每小题 5 分,共 25 分,把答案填在答题卡的相应位置。

11.在空间直角坐标系中,已知点 A(1,0,2) ,B(1,-3,1),点 M 在 y 轴上,且 M 到 A 与到 B 的距离相等,则 M 的坐标是________。 12.程序框图(即算法流程图)如图所示,其输入结果是_______。 13.从长度分别为 2、3、4、5 的四条线段中任意取出三条,则以这三条线段为边可以构成 三角形的概率是________。

leaders drivi ng a vehi cle a cci dent ca use d by roa d accide nts, 1, 1 pe ople kill ed and dire ct economic losse s amounting to more t han 1 00,00 0 yua n. Thir d, hig h efficiency and l ow cost of the bus. Surveys show that, the operati ng costs of taxis for the 820 0/... Is a fundame ntal pri ority of the reform, it is a difficult problem that must be solved in t he reform pro cess . Clearl y, the post consumpti on averages t hree years before as a ba se and fine -tuned on the basis of this si ngle pra ctices m ust be impr oved. Improveme nts to adhere to t hree pri nci ples: first, under the existing poli cy provi sions a pprove d for publi c serv ant s ' duty consumpti on sta ndar ds, calibrati on, is not contrary to poli cy. Se cond, a ccordi ng to the l ocal fina nci al situati on a nd people's s ustainabilit y, publi c servant s ' duty consumpti on sta ndar ds approve d, both fina ncial rea ch, a nd people pa ssi ng thro ugh. T hird, a ccordi ng to the operational needs of civil serva nts res ponsi ble for aut horize d publi c servant s ' duty consumpti on sta ndar ds, both 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 活 ” 年 “ 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high and low positions, but als o the nat ure of the w ork and the w orkloa d. In reform of method Sha ng, approve d civil s ervants positi ons cons umption standard to "big unifie d, and small di spers ed" suita ble, that most positions consumpti on proje ct shoul d accor ding to poli cy provi des pr opos ed unifie d standard, consider to ranks, a nd units a nd t he work task of differences sex, unifie d of standard s hould has elasti c of and dynamic of, makes regions, and units in implementation unified standard S hi has m ust of flexible di sposal right ; but since set of standard m ust after financia l, and audit, sector a udit a pprove d Hou to i mpleme ntation. (C) reform package. Publi c serva nts ' duty consum ption elasticity of consumpti on t o limit consum ption, turni ng mess int o kitchen after di nne r, follow t he civil servant wit h a how to us e pers onal title subsidi es, or how t o manage a per sonal d uty consumption use of subsi dies. T herefore, we m ust establi sh a nd perfect with public s ervants ' duty cons umption monetization reform support of the serie s of governa nce systems s uch as the civil servi ce examinati on of res ponsi bility, sy stem, low fault investigati on system, t he report said. While ot her measure s to keep up. Discipline i ns pecti on a nd s upervision orga ns, fina ncial, a uditi ng de partments s hould strengthe n s upervi sion and ins pe ction of public s ervants ' duty cons umption monetization reform progres s, to strengt hen t he reform of public s ervants ' duty cons umption monetization system, measure s to devel op a nd monitor t he implementati on of inspecti on, not cons umpti on as re quire d, even shifting cons umer behavi or to stop, s erious ca ses to deal with. T hree i deas, public s ervants ' duty cons umption monetization reform of politics, the e conomy and the dee peni ng of the reform, publi c servant s ' duty consumpti on a s somew here betwee n a reform also demonstrated its importa nce a nd urge ncy. First of all, civil serva nts es pecia lly party and Gover nment lea ders and publi c serva nts ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil se rvants ha s be en sw ept by fina nce , cons umer, regar dless of cost, extravagance and waste i n the civil servi ce position -related consumpti on, a buse, corruption and embez zlement, corruption is important. T hen, under the conditi ons of market econom y, how to reform the existing civil duty consumpti on management, expl ores a s our ce to preve nt an d curb the post cons umption corrupti on wa y, is currently a maj or iss ue faced by honest w ork. Recently, I conducted res earch on t his is sue, t his pr oblem on s ome humble opi nions. First, t he existing public servant s ' dut y consumpti on t he main pr oblem s see n from the investigation and reas ons , in re cent years, public s ervants ' duty cons umption ca use d by the a buses a nd not a per son of integrity, i s one of the major problems in t he party in Gover nment, its operation or der have a negative effect on the party a nd G overnme nt organs, seri ously damaging the image of the party a nd the Gover nment, undermining the relationshi p betw een party and the mas ses, effect, ope ning up a nd e conomic construction. From I County in re cent years of governa nce situati on s ee, positi ons cons umption in t he produced of "two not" phe nome non r endering four a features: a i s positions consumpti on sy stem lost ha s d ue of bindi ng, right is greater t han r ules, a nd rig ht is greater tha n method of phenomenon mor e highl ight; II i s in positions cons umpti on i n the Camera Obscura operation, usi ng terms, will positions consumpti on i nto ha s per sonal cons umpti on, w ill cor porate poi nts to int o pers onal points to, makes positions cons umption in some as pe cts ha s into positions enjoy and self -deali ng of means; three i s to positi ons cons umption for name, fraud, false impersonator, Trend of negative corrupti on phe nome na s uch as corrupt ion and misappropriation; four palace s, follow the fas hion, rivalries, wa steful, a nd post consumpti on became a symbol of show ing off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phe nomenon i n whi ch people reflect t he biggest problems are: (a) the official car problems. Mainly i n three as pe cts: one is t he larger buses cost ex penditure. A ccordi ng to statistics, until November 20 03, XX County townshi p Department bus 159 cars, w hich de partme nt owns the bus 1 45 vehi cle s, a nd showed a n increasi ng trend. Fina ncial ex penses cost per bus per year to 35,00 0 yuan, and in fact every cost up to 50, 000 yuan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidi es. Nece ssary to "keep a car", but al so "de pe nda nts", le ading to larger expense s. Second, gongchesiyong bree d unhealt hy tendencies. S ome pe ople believe t hat now some bus drivers use one-t hird, one -thir d leadi ng private one -third use d for official purposes . Some publi c servant s, es pecia lly leadi ng officials mot oring, cars for private purpose s, violati ng the self-di sci pline reg ulations, a nd eve n lead t o traffic acci dents . Accordi ng to statistics from related de partments, since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

14.在平行四边形 ABCD 中,E 和 F 分别是边 CD 和 BC 的中点,或 中 , R ,则 + = _________。

=

+

,其

15.对于四面体 ABCD,下列命题正确的是_________(写出所有正确命题的编号) 。 ○11 相对棱 AB 与 CD 所在的直线是异面直线; ○22 由顶点 A 作四面体的高,其垂足是 ○33 若分别作 ABC 和 BCD 的三条高线的交点;

ABD 的边 AB 上的高,则这两条高的垂足重合;

○44 任何三个面的面积之和都大于第四个面的面积; ○55 分别作三组相对棱中点的连线,所得的三条线段相交于一点。

三.解答题;本大题共 6 小题,共 75 分。解答应写出文字说明、证明过程或演算步骤。解 答写在答题卡上的指定区域内。

16. (本小题满分 12 分)



ABC 中,C-A=

, sinB=



(I)求 sinA 的值; (II)设 AC= ,求 ABC 的面积。

17. (本小题满分 12 分) 某良种培育基地正在培育一种小麦新品种 A,将其与原有的一个优良品种 B 进行对照 试验,两种小麦各种植了 25 亩,所得亩产数据(单位:千克)如下: 品种 A:357,359,367,368,375,388,392,399,400,405,414, 415,421,423,423,427,430,430,434,443,445,451,454 品种 B:363,371,374,383,385,386,391,392,394,395,397 397,400,401,401,403,406,407,410,412,415,416,422,430 (Ⅰ)完成所附的茎叶图 (Ⅱ)用茎叶图处理现有的数据,有什么优点? (Ⅲ)通过观察茎叶图,对品种 A 与 B 的亩产量及其稳定性进行比较,写出统计结论。

leaders driving a ve hicle a cci de nt caused by road accide nts, 1, 1 pe ople k illed a nd direct e conomi c los ses amounti ng to more t han 1 00,00 0 yua n. T hird, high efficie ncy a nd l ow cost of the bus. Survey s show that, t he operating cost s of tax is for the 82 00/... I s a fundamental priority of the reform, it is a difficult problem that must be s olved i n the reform pr oces s. Cl early, t he post consumpti on averages t hree years before as a base and fi ne-t une d on the basis of this single practices must be impr oved. Im provement s to adhere to t hree principles : first, under the ex isting poli cy provi sions a pprov ed for public servants ' duty consum ption standards, cali bration, is not contrary to poli cy. Se cond, a ccordi ng to the local financial sit uation and pe opl e's s ustaina bility, publi c servant s ' duty cons umption standards approved, bot h financial rea ch, a nd people passi ng throug h. Third, according to t he operational needs of civil servants re spons ible for a uthorized public servants ' duty consumpti on stand ards, bot h 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 ”活 “年 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high a nd l ow positi ons, but al so t he nat ure of the work a nd t he workl oad. In reform of method Shang, a ppr oved civil serva nts positi ons cons umption standard t o "big unified, a nd small dis perse d" suita ble, t hat most positi ons cons umption pr oject shoul d accordi ng to poli cy provi des proposed unified sta ndar d, consider t o ranks, a nd unit s and the w ork task of differences sex, unified of sta ndar d shoul d has elasti c of and dy namic of, makes regions, and units in implementati on unified standard Shi has m ust of flexible dis pos al right; but si nce set of sta ndar d must after financial, a nd a udit, s ector a udit a ppr oved H ou t o impl eme ntation. (C) reform package. Public servants ' duty consumpti on elasticity of consum ption to limit cons umpti on, t urni ng mess int o kitchen after di nner, foll ow the civil s ervant wit h a how to use pers onal title subsidie s, or how to manage a pers onal duty consumpti on use of subsidies. T herefore, w e must esta blis h and perfect with publ ic s ervants ' duty consumpti on monetization reform s upport of the series of governa nce systems s uch as t he civil servi ce examination of res ponsi bility, system, low fa ult investigation system, the report said. While other meas ures t o keep up. Discipline i ns pecti on and supervisi on organs , financial, a uditi ng de partments s houl d stre ngthe n supervisi on a nd ins pe ction of public servant s ' duty consum ption moneti zation reform progres s, to stre ngthe n the reform of public servants ' duty consumpti on m onetizati on sy stem, measure s to develop and monit or the im plementation of i nspection, not consumpti on a s requi red, even shifting consumer behavi or to st op, serious cases t o deal with. Three i deas, public servants ' duty consum ption moneti zation reform of politi cs, t he e conomy and the dee peni ng of the reform, public servants ' duty consumpti on a s s omewhere betwe en a reform als o demonstrated its im portance a nd urgency. First of all, civi l servant s es pecially party and G overnment l eaders and publi c servant s ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil serva nts ha s bee n swe pt by fina nce, cons umer, regardl ess of cost, extravagance and waste in t he civil service position-relate d cons umption, abuse , corr upti on a nd embe zzleme nt, corrupti on i s important . The n, under t he conditions of market econom y, how t o reform the existing civil duty cons umpti on manageme nt, expl ores a s ource to preve nt and cur b the post consumpti on corr uption way, i s currently a major is sue faced by honest work. Recently, I conducte d research on this i ssue, this problem on some humble opi nions. First , the existing publ ic servants ' duty consumpti on the main pr oblems seen from the investigation and reasons, i n rece nt years, publi c serva nts ' duty consum ption caused by the abuse s and not a person of integrity, is one of the maj or problems i n the part y i n Gover nment, its operation or der have a negative effect on the party and Gover nment orga ns, seri ously damagi ng the image of the party and t he Gov ernment, undermini ng the relationshi p betw een party and t he masse s, effect, openi ng up a nd e conomi c construction. From I County in rece nt years of gover nance situati on see, positi ons cons umption in the produced of "two not" phenomenon renderi ng four a features: a i s positions consumpti on system l ost has due of bindi ng, right is greater t han rul es, a nd right is g reater than method of phe nome non m ore hig hlight; II i s in positi ons cons umption in the Camera Obs cura operation, using terms, will positions consumpti on int o has pers onal consum ption, will corporate poi nts to int o per sonal points to, makes posi tions consum ption i n some a spe cts ha s into positions enjoy and self-deali ng of means; t hree is to positions cons umpti on for name, fraud, false imper sonator, Trend of negative corr uption phenomena such as corruption and misappropriation; four palace s, follow t he fashi on, rivalrie s, wasteful, a nd post consumpti on became a sym bol of s howi ng off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phenomenon i n whi ch people reflect the biggest probl ems are: (a) the official car problems. Mai nly in t hree as pects : one is the l arger buses cost expe ndit ure. Accor ding to statisti cs, until November 2003, XX County tow ns hi p De partment bus 15 9 cars, whi ch department owns the bus 145 ve hicle s, and s howe d an i ncreas ing trend. Fi nancial expe nses cost per bus per year to 35,0 00 yua n, and in fact every cost up to 50 ,000 y uan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidie s. Neces sary to "keep a car", but al so "de pendants", lea ding to larger expe nse s. Second, gongchesiyong bree d unhealt hy tende ncies. Some people believe that now s ome bus driver s us e one-third, one -third lea ding private one-t hird used for official pur pose s. Some public s ervants, e spe cially leading official s motoring, cars for private pur pos es, violati ng the self-disci pline regulations, a nd eve n lea d to traffic acci dents . Accordi ng to statistics from related de partments,

since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

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18. (本小题满分 12 分)

已知椭圆

(a>b>0)的离心率为

,以原点为圆心。椭圆短半轴长半径的

圆与直线 y=x+2 相切, (Ⅰ)求 a 与 b; (Ⅱ)设该椭圆的左,右焦点分别为 轴垂直, 交 与点 p..求线段 P 和 ,直线 过 且与 x 轴垂直,动直线 与 y

垂直平分线与 的交点 M 的轨迹方程, 并指明曲线类型。

19. (本小题满分 12 分) 已知数列{ } 的前 n 项和 }与{ }的通项公式; < ,数列{ }的前 n 项和

(Ⅰ)求数列{ (Ⅱ)设

,证明:当且仅当 n≥3 时,

20. (本小题满分 13 分) 如图,ABCD 的边长为 2 的正方形,直线 l 与平面 ABCD 平行,g 和 F 式 l 上的两个不同点,

leaders drivi ng a vehi cle a cci dent ca use d by roa d accide nts, 1, 1 pe ople kill ed and dire ct economic losse s amounting to more t han 1 00,00 0 yua n. Thir d, hig h efficiency and l ow cost of the bus. Surveys show that, the operati ng costs of taxis for the 820 0/... Is a fundame ntal pri ority of the reform, it is a difficult problem that must be solved in t he reform pro cess . Clearl y, the post consumpti on averages t hree years before as a ba se and fine -tuned on the basis of this si ngle pra ctices m ust be impr oved. Improveme nts to adhere to t hree pri nci ples: first, under the existing poli cy provi sions a pprove d for publi c serv ant s ' duty consumpti on sta ndar ds, calibrati on, is not contrary to poli cy. Se cond, a ccordi ng to the l ocal fina nci al situati on a nd people's s ustainabilit y, publi c servant s ' duty consumpti on sta ndar ds approve d, both fina ncial rea ch, a nd people pa ssi ng thro ugh. T hird, a ccordi ng to the operational needs of civil serva nts res ponsi ble for aut horize d publi c servant s ' duty consumpti on sta ndar ds, both 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 活 ” 年 “ 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high and low positions, but als o the nat ure of the w ork and the w orkloa d. In reform of method Sha ng, approve d civil s ervants positi ons cons umption standard to "big unifie d, and small di spers ed" suita ble, that most positions consumpti on proje ct shoul d accor ding to poli cy provi des pr opos ed unifie d standard, consider to ranks, a nd units a nd t he work task of differences sex, unifie d of standard s hould has elasti c of and dynamic of, makes regions, and units in implementation unified standard S hi has m ust of flexible di sposal right ; but since set of standard m ust after financia l, and audit, sector a udit a pprove d Hou to i mpleme ntation. (C) reform package. Publi c serva nts ' duty consum ption elasticity of consumpti on t o limit consum ption, turni ng mess int o kitchen after di nne r, follow t he civil servant wit h a how to us e pers onal title subsidi es, or how t o manage a per sonal d uty consumption use of subsi dies. T herefore, we m ust establi sh a nd perfect with public s ervants ' duty cons umption monetization reform support of the serie s of governa nce systems s uch as the civil servi ce examinati on of res ponsi bility, sy stem, low fault investigati on system, t he report said. While ot her measure s to keep up. Discipline i ns pecti on a nd s upervision orga ns, fina ncial, a uditi ng de partments s hould strengthe n s upervi sion and ins pe ction of public s ervants ' duty cons umption monetization reform progres s, to strengt hen t he reform of public s ervants ' duty cons umption monetization system, measure s to devel op a nd monitor t he implementati on of inspecti on, not cons umpti on as re quire d, even shifting cons umer behavi or to stop, s erious ca ses to deal with. T hree i deas, public s ervants ' duty cons umption monetization reform of politics, the e conomy and the dee peni ng of the reform, publi c servant s ' duty consumpti on a s somew here betwee n a reform also demonstrated its importa nce a nd urge ncy. First of all, civil serva nts es pecia lly party and Gover nment lea ders and publi c serva nts ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil se rvants ha s be en sw ept by fina nce , cons umer, regar dless of cost, extravagance and waste i n the civil servi ce position -related consumpti on, a buse, corruption and embez zlement, corruption is important. T hen, under the conditi ons of market econom y, how to reform the existing civil duty consumpti on management, expl ores a s our ce to preve nt an d curb the post cons umption corrupti on wa y, is currently a maj or iss ue faced by honest w ork. Recently, I conducted res earch on t his is sue, t his pr oblem on s ome humble opi nions. First, t he existing public servant s ' dut y consumpti on t he main pr oblem s see n from the investigation and reas ons , in re cent years, public s ervants ' duty cons umption ca use d by the a buses a nd not a per son of integrity, i s one of the major problems in t he party in Gover nment, its operation or der have a negative effect on the party a nd G overnme nt organs, seri ously damaging the image of the party a nd the Gover nment, undermining the relationshi p betw een party and the mas ses, effect, ope ning up a nd e conomic construction. From I County in re cent years of governa nce situati on s ee, positi ons cons umption in t he produced of "two not" phe nome non r endering four a features: a i s positions consumpti on sy stem lost ha s d ue of bindi ng, right is greater t han r ules, a nd rig ht is greater tha n method of phenomenon mor e highl ight; II i s in positions cons umpti on i n the Camera Obscura operation, usi ng terms, will positions consumpti on i nto ha s per sonal cons umpti on, w ill cor porate poi nts to int o pers onal points to, makes positions cons umption in some as pe cts ha s into positions enjoy and self -deali ng of means; three i s to positi ons cons umption for name, fraud, false impersonator, Trend of negative corrupti on phe nome na s uch as corrupt ion and misappropriation; four palace s, follow the fas hion, rivalries, wa steful, a nd post consumpti on became a symbol of show ing off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phe nomenon i n whi ch people reflect t he biggest problems are: (a) the official car problems. Mainly i n three as pe cts: one is t he larger buses cost ex penditure. A ccordi ng to statistics, until November 20 03, XX County townshi p Department bus 159 cars, w hich de partme nt owns the bus 1 45 vehi cle s, a nd showed a n increasi ng trend. Fina ncial ex penses cost per bus per year to 35,00 0 yuan, and in fact every cost up to 50, 000 yuan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidi es. Nece ssary to "keep a car", but al so "de pe nda nts", le ading to larger expense s. Second, gongchesiyong bree d unhealt hy tendencies. S ome pe ople believe t hat now some bus drivers use one-t hird, one -thir d leadi ng private one -third use d for official purposes . Some publi c servant s, es pecia lly leadi ng officials mot oring, cars for private purpose s, violati ng the self-di sci pline reg ulations, a nd eve n lead t o traffic acci dents . Accordi ng to statistics from related de partments, since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

且 EA=ED,FB=FC, (Ⅰ)证明:直线



是平面 ABCD 内的两点,



都与平面 ABCD 垂直,

垂直且平分线段 AD:

(Ⅱ)若∠EAD=∠EAB=60°,EF=2,求多面体 ABCDEF 的体积。

21. (本小题满分 14 分) 已知函数 f ( x) ? x ?

2 ? 1 ? a ln x, a ? 0 , x

(Ⅰ)讨论 f ( x ) 的单调性; (Ⅱ)设 a=3,求 f ( x ) 在区间{1, }上值域。期中 e=2.71828…是自然对数的底数。

leaders driving a ve hicle a cci de nt caused by road accide nts, 1, 1 pe ople k illed a nd direct e conomi c los ses amounti ng to more t han 1 00,00 0 yua n. T hird, high efficie ncy a nd l ow cost of the bus. Survey s show that, t he operating cost s of tax is for the 82 00/... I s a fundamental priority of the reform, it is a difficult problem that must be s olved i n the reform pr oces s. Cl early, t he post consumpti on averages t hree years before as a base and fi ne-t une d on the basis of this single practices must be impr oved. Im provement s to adhere to t hree principles : first, under the ex isting poli cy provi sions a pprov ed for public servants ' duty consum ption standards, cali bration, is not contrary to poli cy. Se cond, a ccordi ng to the local financial sit uation and pe opl e's s ustaina bility, publi c servant s ' duty cons umption standards approved, bot h financial rea ch, a nd people passi ng throug h. Third, according to t he operational needs of civil servants re spons ible for a uthorized public servants ' duty consumpti on stand ards, bot h 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 ”活 “年 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high a nd l ow positi ons, but al so t he nat ure of the work a nd t he workl oad. In reform of method Shang, a ppr oved civil serva nts positi ons cons umption standard t o "big unified, a nd small dis perse d" suita ble, t hat most positi ons cons umption pr oject shoul d accordi ng to poli cy provi des proposed unified sta ndar d, consider t o ranks, a nd unit s and the w ork task of differences sex, unified of sta ndar d shoul d has elasti c of and dy namic of, makes regions, and units in implementati on unified standard Shi has m ust of flexible dis pos al right; but si nce set of sta ndar d must after financial, a nd a udit, s ector a udit a ppr oved H ou t o impl eme ntation. (C) reform package. Public servants ' duty consumpti on elasticity of consum ption to limit cons umpti on, t urni ng mess int o kitchen after di nner, foll ow the civil s ervant wit h a how to use pers onal title subsidie s, or how to manage a pers onal duty consumpti on use of subsidies. T herefore, w e must esta blis h and perfect with publ ic s ervants ' duty consumpti on monetization reform s upport of the series of governa nce systems s uch as t he civil servi ce examination of res ponsi bility, system, low fa ult investigation system, the report said. While other meas ures t o keep up. Discipline i ns pecti on and supervisi on organs , financial, a uditi ng de partments s houl d stre ngthe n supervisi on a nd ins pe ction of public servant s ' duty consum ption moneti zation reform progres s, to stre ngthe n the reform of public servants ' duty consumpti on m onetizati on sy stem, measure s to develop and monit or the im plementation of i nspection, not consumpti on a s requi red, even shifting consumer behavi or to st op, serious cases t o deal with. Three i deas, public servants ' duty consum ption moneti zation reform of politi cs, t he e conomy and the dee peni ng of the reform, public servants ' duty consumpti on a s s omewhere betwe en a reform als o demonstrated its im portance a nd urgency. First of all, civi l servant s es pecially party and G overnment l eaders and publi c servant s ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil serva nts ha s bee n swe pt by fina nce, cons umer, regardl ess of cost, extravagance and waste in t he civil service position-relate d cons umption, abuse , corr upti on a nd embe zzleme nt, corrupti on i s important . The n, under t he conditions of market econom y, how t o reform the existing civil duty cons umpti on manageme nt, expl ores a s ource to preve nt and cur b the post consumpti on corr uption way, i s currently a major is sue faced by honest work. Recently, I conducte d research on this i ssue, this problem on some humble opi nions. First , the existing publ ic servants ' duty consumpti on the main pr oblems seen from the investigation and reasons, i n rece nt years, publi c serva nts ' duty consum ption caused by the abuse s and not a person of integrity, is one of the maj or problems i n the part y i n Gover nment, its operation or der have a negative effect on the party and Gover nment orga ns, seri ously damagi ng the image of the party and t he Gov ernment, undermini ng the relationshi p betw een party and t he masse s, effect, openi ng up a nd e conomi c construction. From I County in rece nt years of gover nance situati on see, positi ons cons umption in the produced of "two not" phenomenon renderi ng four a features: a i s positions consumpti on system l ost has due of bindi ng, right is greater t han rul es, a nd right is g reater than method of phe nome non m ore hig hlight; II i s in positi ons cons umption in the Camera Obs cura operation, using terms, will positions consumpti on int o has pers onal consum ption, will corporate poi nts to int o per sonal points to, makes posi tions consum ption i n some a spe cts ha s into positions enjoy and self-deali ng of means; t hree is to positions cons umpti on for name, fraud, false imper sonator, Trend of negative corr uption phenomena such as corruption and misappropriation; four palace s, follow t he fashi on, rivalrie s, wasteful, a nd post consumpti on became a sym bol of s howi ng off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phenomenon i n whi ch people reflect the biggest probl ems are: (a) the official car problems. Mai nly in t hree as pects : one is the l arger buses cost expe ndit ure. Accor ding to statisti cs, until November 2003, XX County tow ns hi p De partment bus 15 9 cars, whi ch department owns the bus 145 ve hicle s, and s howe d an i ncreas ing trend. Fi nancial expe nses cost per bus per year to 35,0 00 yua n, and in fact every cost up to 50 ,000 y uan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidie s. Neces sary to "keep a car", but al so "de pendants", lea ding to larger expe nse s. Second, gongchesiyong bree d unhealt hy tende ncies. Some people believe that now s ome bus driver s us e one-third, one -third lea ding private one-t hird used for official pur pose s. Some public s ervants, e spe cially leading official s motoring, cars for private pur pos es, violati ng the self-disci pline regulations, a nd eve n lea d to traffic acci dents . Accordi ng to statistics from related de partments,

since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

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参考答案
一、选择题 1- 10 D B C A B B A C D A

二、填空题

, ,0 ) 12 ? y 2 ? 4 ? 1 ? (?3 ? y)2 ? 1 可 得 y ? ?1 故 11. 【 解 析 】 设 M ( 0 y 由 M (0, ?1,0)
【答案】(0,-1,0)

12. 【解析】根据流程图可得 a 的取值依次为 1、3、7、15、31、63…… 【答案】127 13. 【解析】依据四条边长可得满足条件的三角形有三种情况:

P?
2、3、4 或 3、4、5 或 2、4、5,故 【答案】0.75

3 3 ? 3 C4 4 =0.75.

1 1 AF ? b ? a AE ? b ? a 2 2 , AC ? b ? a 14. 【解析】设 BC ? b 、 BA ? a 则 ,

? ? u ? ?? ? u ?
代入条件得 【答案】4/3

2 3

4 3

15. 【解析】由空间四面体棱,面关系可判断①④⑤正确,可举例说明②③错误. 【答案】①④⑤ 解答题 16. 【思路】 (1)依据三角函数恒等变形可得关于 sin A 的式子,这之中要运用到倍角公式; (2)应用正弦定理可得出边长,进而用面积公式可求出 S .

【解析】 (1)∵

c? A?

?
2

且c ? A ? ? ? B



A?

?
4

?

B 2

leaders drivi ng a vehi cle a cci dent ca use d by roa d accide nts, 1, 1 pe ople kill ed and dire ct economic losse s amounting to more t han 1 00,00 0 yua n. Thir d, hig h efficiency and l ow cost of the bus. Surveys show that, the operati ng costs of taxis for the 820 0/... Is a fundame ntal pri ority of the reform, it is a difficult problem that must be solved in t he reform pro cess . Clearl y, the post consumpti on averages t hree years before as a ba se and fine -tuned on the basis of this si ngle pra ctices m ust be impr oved. Improveme nts to adhere to t hree pri nci ples: first, under the existing poli cy provi sions a pprove d for publi c serv ant s ' duty consumpti on sta ndar ds, calibrati on, is not contrary to poli cy. Se cond, a ccordi ng to the l ocal fina nci al situati on a nd people's s ustainabilit y, publi c servant s ' duty consumpti on sta ndar ds approve d, both fina ncial rea ch, a nd people pa ssi ng thro ugh. T hird, a ccordi ng to the operational needs of civil serva nts res ponsi ble for aut horize d publi c servant s ' duty consumpti on sta ndar ds, both 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 活 ” 年 “ 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high and low positions, but als o the nat ure of the w ork and the w orkloa d. In reform of method Sha ng, approve d civil s ervants positi ons cons umption standard to "big unifie d, and small di spers ed" suita ble, that most positions consumpti on proje ct shoul d accor ding to poli cy provi des pr opos ed unifie d standard, consider to ranks, a nd units a nd t he work task of differences sex, unifie d of standard s hould has elasti c of and dynamic of, makes regions, and units in implementation unified standard S hi has m ust of flexible di sposal right ; but since set of standard m ust after financia l, and audit, sector a udit a pprove d Hou to i mpleme ntation. (C) reform package. Publi c serva nts ' duty consum ption elasticity of consumpti on t o limit consum ption, turni ng mess int o kitchen after di nne r, follow t he civil servant wit h a how to us e pers onal title subsidi es, or how t o manage a per sonal d uty consumption use of subsi dies. T herefore, we m ust establi sh a nd perfect with public s ervants ' duty cons umption monetization reform support of the serie s of governa nce systems s uch as the civil servi ce examinati on of res ponsi bility, sy stem, low fault investigati on system, t he report said. While ot her measure s to keep up. Discipline i ns pecti on a nd s upervision orga ns, fina ncial, a uditi ng de partments s hould strengthe n s upervi sion and ins pe ction of public s ervants ' duty cons umption monetization reform progres s, to strengt hen t he reform of public s ervants ' duty cons umption monetization system, measure s to devel op a nd monitor t he implementati on of inspecti on, not cons umpti on as re quire d, even shifting cons umer behavi or to stop, s erious ca ses to deal with. T hree i deas, public s ervants ' duty cons umption monetization reform of politics, the e conomy and the dee peni ng of the reform, publi c servant s ' duty consumpti on a s somew here betwee n a reform also demonstrated its importa nce a nd urge ncy. First of all, civil serva nts es pecia lly party and Gover nment lea ders and publi c serva nts ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil se rvants ha s be en sw ept by fina nce , cons umer, regar dless of cost, extravagance and waste i n the civil servi ce position -related consumpti on, a buse, corruption and embez zlement, corruption is important. T hen, under the conditi ons of market econom y, how to reform the existing civil duty consumpti on management, expl ores a s our ce to preve nt an d curb the post cons umption corrupti on wa y, is currently a maj or iss ue faced by honest w ork. Recently, I conducted res earch on t his is sue, t his pr oblem on s ome humble opi nions. First, t he existing public servant s ' dut y consumpti on t he main pr oblem s see n from the investigation and reas ons , in re cent years, public s ervants ' duty cons umption ca use d by the a buses a nd not a per son of integrity, i s one of the major problems in t he party in Gover nment, its operation or der have a negative effect on the party a nd G overnme nt organs, seri ously damaging the image of the party a nd the Gover nment, undermining the relationshi p betw een party and the mas ses, effect, ope ning up a nd e conomic construction. From I County in re cent years of governa nce situati on s ee, positi ons cons umption in t he produced of "two not" phe nome non r endering four a features: a i s positions consumpti on sy stem lost ha s d ue of bindi ng, right is greater t han r ules, a nd rig ht is greater tha n method of phenomenon mor e highl ight; II i s in positions cons umpti on i n the Camera Obscura operation, usi ng terms, will positions consumpti on i nto ha s per sonal cons umpti on, w ill cor porate poi nts to int o pers onal points to, makes positions cons umption in some as pe cts ha s into positions enjoy and self -deali ng of means; three i s to positi ons cons umption for name, fraud, false impersonator, Trend of negative corrupti on phe nome na s uch as corrupt ion and misappropriation; four palace s, follow the fas hion, rivalries, wa steful, a nd post consumpti on became a symbol of show ing off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phe nomenon i n whi ch people reflect t he biggest problems are: (a) the official car problems. Mainly i n three as pe cts: one is t he larger buses cost ex penditure. A ccordi ng to statistics, until November 20 03, XX County townshi p Department bus 159 cars, w hich de partme nt owns the bus 1 45 vehi cle s, a nd showed a n increasi ng trend. Fina ncial ex penses cost per bus per year to 35,00 0 yuan, and in fact every cost up to 50, 000 yuan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidi es. Nece ssary to "keep a car", but al so "de pe nda nts", le ading to larger expense s. Second, gongchesiyong bree d unhealt hy tendencies. S ome pe ople believe t hat now some bus drivers use one-t hird, one -thir d leadi ng private one -third use d for official purposes . Some publi c servant s, es pecia lly leadi ng officials mot oring, cars for private purpose s, violati ng the self-di sci pline reg ulations, a nd eve n lead t o traffic acci dents . Accordi ng to statistics from related de partments, since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or



sin A ? sin(

?
4

?

B 2 B B )? (cos ? sin ) 2 2 2 2

1 B B 1 1 sin2 A ? (cos ? sin )2 ? (1 ? sin B) ? 2 2 2 2 3 ∴

又 sin A ? 0 ∴

cos A ?

3 3

(2)如图,由正弦定理得 又sin C ? sin( A ? B) ? sin A cos B ? cos A ? sin B

BC ?

AC BC ? sin B sin A ∴

AC ? sin A BC ? ? sin B

6? 1 3

3 3 ?3 2

?

3 2 2 1 6 ? ?? ? 3 3 3 3
S ABC ? 1 1 6 AC ? BC ? sin C ? ? 6 ? 3 2 ? ?3 2 2 2 3 .



17. 【思路】由统计知识可求出 A、B 两种品种的小麦稳定性大小并画出茎叶图,用茎叶图 处理数据,看其分布就比较明了。 【解析】 (1)茎叶图如图所示 A 9 7 8 7 5 8 9 2 5 0 5 4 2 7 3 3 1 4 0 0 5 5 3 4 1 35 36 37 38 39 40 41 42 43 44 45 3 1 4 3 5 6 1 2 4 457 7 0 1 1 3 6 7 0 2 5 6 2 0 B

(2) 用茎叶图处理现有的数据不仅可以看出数据的分布状况,而且可以看出每组中的具体数
leaders driving a ve hicle a cci de nt caused by road accide nts, 1, 1 pe ople k illed a nd direct e conomi c los ses amounti ng to more t han 1 00,00 0 yua n. T hird, high efficie ncy a nd l ow cost of the bus. Survey s show that, t he operating cost s of tax is for the 82 00/... I s a fundamental priority of the reform, it is a difficult problem that must be s olved i n the reform pr oces s. Cl early, t he post consumpti on averages t hree years before as a base and fi ne-t une d on the basis of this single practices must be impr oved. Im provement s to adhere to t hree principles : first, under the ex isting poli cy provi sions a pprov ed for public servants ' duty consum ption standards, cali bration, is not contrary to poli cy. Se cond, a ccordi ng to the local financial sit uation and pe opl e's s ustaina bility, publi c servant s ' duty cons umption standards approved, bot h financial rea ch, a nd people passi ng throug h. Third, according to t he operational needs of civil servants re spons ible for a uthorized public servants ' duty consumpti on stand ards, bot h 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 ”活 “年 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high a nd l ow positi ons, but al so t he nat ure of the work a nd t he workl oad. In reform of method Shang, a ppr oved civil serva nts positi ons cons umption standard t o "big unified, a nd small dis perse d" suita ble, t hat most positi ons cons umption pr oject shoul d accordi ng to poli cy provi des proposed unified sta ndar d, consider t o ranks, a nd unit s and the w ork task of differences sex, unified of sta ndar d shoul d has elasti c of and dy namic of, makes regions, and units in implementati on unified standard Shi has m ust of flexible dis pos al right; but si nce set of sta ndar d must after financial, a nd a udit, s ector a udit a ppr oved H ou t o impl eme ntation. (C) reform package. Public servants ' duty consumpti on elasticity of consum ption to limit cons umpti on, t urni ng mess int o kitchen after di nner, foll ow the civil s ervant wit h a how to use pers onal title subsidie s, or how to manage a pers onal duty consumpti on use of subsidies. T herefore, w e must esta blis h and perfect with publ ic s ervants ' duty consumpti on monetization reform s upport of the series of governa nce systems s uch as t he civil servi ce examination of res ponsi bility, system, low fa ult investigation system, the report said. While other meas ures t o keep up. Discipline i ns pecti on and supervisi on organs , financial, a uditi ng de partments s houl d stre ngthe n supervisi on a nd ins pe ction of public servant s ' duty consum ption moneti zation reform progres s, to stre ngthe n the reform of public servants ' duty consumpti on m onetizati on sy stem, measure s to develop and monit or the im plementation of i nspection, not consumpti on a s requi red, even shifting consumer behavi or to st op, serious cases t o deal with. Three i deas, public servants ' duty consum ption moneti zation reform of politi cs, t he e conomy and the dee peni ng of the reform, public servants ' duty consumpti on a s s omewhere betwe en a reform als o demonstrated its im portance a nd urgency. First of all, civi l servant s es pecially party and G overnment l eaders and publi c servant s ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil serva nts ha s bee n swe pt by fina nce, cons umer, regardl ess of cost, extravagance and waste in t he civil service position-relate d cons umption, abuse , corr upti on a nd embe zzleme nt, corrupti on i s important . The n, under t he conditions of market econom y, how t o reform the existing civil duty cons umpti on manageme nt, expl ores a s ource to preve nt and cur b the post consumpti on corr uption way, i s currently a major is sue faced by honest work. Recently, I conducte d research on this i ssue, this problem on some humble opi nions. First , the existing publ ic servants ' duty consumpti on the main pr oblems seen from the investigation and reasons, i n rece nt years, publi c serva nts ' duty consum ption caused by the abuse s and not a person of integrity, is one of the maj or problems i n the part y i n Gover nment, its operation or der have a negative effect on the party and Gover nment orga ns, seri ously damagi ng the image of the party and t he Gov ernment, undermini ng the relationshi p betw een party and t he masse s, effect, openi ng up a nd e conomi c construction. From I County in rece nt years of gover nance situati on see, positi ons cons umption in the produced of "two not" phenomenon renderi ng four a features: a i s positions consumpti on system l ost has due of bindi ng, right is greater t han rul es, a nd right is g reater than method of phe nome non m ore hig hlight; II i s in positi ons cons umption in the Camera Obs cura operation, using terms, will positions consumpti on int o has pers onal consum ption, will corporate poi nts to int o per sonal points to, makes posi tions consum ption i n some a spe cts ha s into positions enjoy and self-deali ng of means; t hree is to positions cons umpti on for name, fraud, false imper sonator, Trend of negative corr uption phenomena such as corruption and misappropriation; four palace s, follow t he fashi on, rivalrie s, wasteful, a nd post consumpti on became a sym bol of s howi ng off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phenomenon i n whi ch people reflect the biggest probl ems are: (a) the official car problems. Mai nly in t hree as pects : one is the l arger buses cost expe ndit ure. Accor ding to statisti cs, until November 2003, XX County tow ns hi p De partment bus 15 9 cars, whi ch department owns the bus 145 ve hicle s, and s howe d an i ncreas ing trend. Fi nancial expe nses cost per bus per year to 35,0 00 yua n, and in fact every cost up to 50 ,000 y uan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidie s. Neces sary to "keep a car", but al so "de pendants", lea ding to larger expe nse s. Second, gongchesiyong bree d unhealt hy tende ncies. Some people believe that now s ome bus driver s us e one-third, one -third lea ding private one-t hird used for official pur pose s. Some public s ervants, e spe cially leading official s motoring, cars for private pur pos es, violati ng the self-disci pline regulations, a nd eve n lea d to traffic acci dents . Accordi ng to statistics from related de partments,

since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

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据. (3)通过观察茎叶图,可以发现品种 A 的平均每亩产量为 411.1 千克,品种 B 的平均亩产 量为 397.8 千克.由此可知,品种 A 的平均亩产量比品种 B 的平均亩产量高.但品种 A 的亩产 量不够稳定,而品种 B 的亩产量比较集中 D 平均产量附近.
x2 y2 c 3 ? 2 ? 1中a 2 ? b 2 ? c 2 及e ? ? 2 a 3 a b 18. 【思路】 (1)由椭圆 建立 a、b 等量关系,再根

据直线与椭圆相切求出 a、b. (2)依据几何关系转化为代数方程可求得,这之中的消参就很重要了。
e? 3 3
e2 ? c 2 a 2 ? b2 1 ? ? 3 a2 a2 b2 2 ? 2 3 ∴a

b?


2 1?1

? 2


【解析】 ( 1 )由于



b2=2,a2=3 因此, a ? 3 . b= 2 . (2)由(1)知 F1,F2 两点分别为(-1,0) , (1,0) ,由题意可设 P(1,t).(t≠0).那

t N( 0 , ) 2 , 设 M(x 、 y) 是 所 求 轨 迹 上 的 任 意 点 . 由 于 么 线 段 PF1 中 点 为
t ? ? MN ? PF1 ? 2 x ? t ( y ? ) ? 0 2 ? . 1P F ? ? ( 2 ? ,? t ) 2 y ? t 则? 消去参数 t 得 y ? ?4 x( x ? 0)

t M N? ( ? x , ? y ) 2

,其轨迹为抛物线(除原点)
(n ? 1) ?a1 a?? ? sn ? sn ?1 (n ? 2) 19. 【思路】由

可求出 an 和bn ,这是数列中求通项的常用方法之一,

在求出 an 和bn 后,进而得到 c n ,接下来用作差法来比较大小,这也是一常用方法。 【解析】(1)由于 当 n ? 2 时,

a1 ? s1 ? 4

an ? sn ? sn?1 ? (2n2 ? 2n) ? [2(n ?1)2 ? 2(n ?1)] ? 4n ?am ? 4n(n ? N * )

b ? Tn ? Tn?1 ? (2 ? 6m ) ? (2 ? bm?1 ) ?2bn ? bn?1 又当 x ? n 时 n

? 数列

?bn ?

1 1 ? bn ? ( ) n ?1 2 项与等比数列,其首项为 1,公比为 2

leaders drivi ng a vehi cle a cci dent ca use d by roa d accide nts, 1, 1 pe ople kill ed and dire ct economic losse s amounting to more t han 1 00,00 0 yua n. Thir d, hig h efficiency and l ow cost of the bus. Surveys show that, the operati ng costs of taxis for the 820 0/... Is a fundame ntal pri ority of the reform, it is a difficult problem that must be solved in t he reform pro cess . Clearl y, the post consumpti on averages t hree years before as a ba se and fine -tuned on the basis of this si ngle pra ctices m ust be impr oved. Improveme nts to adhere to t hree pri nci ples: first, under the existing poli cy provi sions a pprove d for publi c serv ant s ' duty consumpti on sta ndar ds, calibrati on, is not contrary to poli cy. Se cond, a ccordi ng to the l ocal fina nci al situati on a nd people's s ustainabilit y, publi c servant s ' duty consumpti on sta ndar ds approve d, both fina ncial rea ch, a nd people pa ssi ng thro ugh. T hird, a ccordi ng to the operational needs of civil serva nts res ponsi ble for aut horize d publi c servant s ' duty consumpti on sta ndar ds, both 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 活 ” 年 “ 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high and low positions, but als o the nat ure of the w ork and the w orkloa d. In reform of method Sha ng, approve d civil s ervants positi ons cons umption standard to "big unifie d, and small di spers ed" suita ble, that most positions consumpti on proje ct shoul d accor ding to poli cy provi des pr opos ed unifie d standard, consider to ranks, a nd units a nd t he work task of differences sex, unifie d of standard s hould has elasti c of and dynamic of, makes regions, and units in implementation unified standard S hi has m ust of flexible di sposal right ; but since set of standard m ust after financia l, and audit, sector a udit a pprove d Hou to i mpleme ntation. (C) reform package. Publi c serva nts ' duty consum ption elasticity of consumpti on t o limit consum ption, turni ng mess int o kitchen after di nne r, follow t he civil servant wit h a how to us e pers onal title subsidi es, or how t o manage a per sonal d uty consumption use of subsi dies. T herefore, we m ust establi sh a nd perfect with public s ervants ' duty cons umption monetization reform support of the serie s of governa nce systems s uch as the civil servi ce examinati on of res ponsi bility, sy stem, low fault investigati on system, t he report said. While ot her measure s to keep up. Discipline i ns pecti on a nd s upervision orga ns, fina ncial, a uditi ng de partments s hould strengthe n s upervi sion and ins pe ction of public s ervants ' duty cons umption monetization reform progres s, to strengt hen t he reform of public s ervants ' duty cons umption monetization system, measure s to devel op a nd monitor t he implementati on of inspecti on, not cons umpti on as re quire d, even shifting cons umer behavi or to stop, s erious ca ses to deal with. T hree i deas, public s ervants ' duty cons umption monetization reform of politics, the e conomy and the dee peni ng of the reform, publi c servant s ' duty consumpti on a s somew here betwee n a reform also demonstrated its importa nce a nd urge ncy. First of all, civil serva nts es pecia lly party and Gover nment lea ders and publi c serva nts ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil se rvants ha s be en sw ept by fina nce , cons umer, regar dless of cost, extravagance and waste i n the civil servi ce position -related consumpti on, a buse, corruption and embez zlement, corruption is important. T hen, under the conditi ons of market econom y, how to reform the existing civil duty consumpti on management, expl ores a s our ce to preve nt an d curb the post cons umption corrupti on wa y, is currently a maj or iss ue faced by honest w ork. Recently, I conducted res earch on t his is sue, t his pr oblem on s ome humble opi nions. First, t he existing public servant s ' dut y consumpti on t he main pr oblem s see n from the investigation and reas ons , in re cent years, public s ervants ' duty cons umption ca use d by the a buses a nd not a per son of integrity, i s one of the major problems in t he party in Gover nment, its operation or der have a negative effect on the party a nd G overnme nt organs, seri ously damaging the image of the party a nd the Gover nment, undermining the relationshi p betw een party and the mas ses, effect, ope ning up a nd e conomic construction. From I County in re cent years of governa nce situati on s ee, positi ons cons umption in t he produced of "two not" phe nome non r endering four a features: a i s positions consumpti on sy stem lost ha s d ue of bindi ng, right is greater t han r ules, a nd rig ht is greater tha n method of phenomenon mor e highl ight; II i s in positions cons umpti on i n the Camera Obscura operation, usi ng terms, will positions consumpti on i nto ha s per sonal cons umpti on, w ill cor porate poi nts to int o pers onal points to, makes positions cons umption in some as pe cts ha s into positions enjoy and self -deali ng of means; three i s to positi ons cons umption for name, fraud, false impersonator, Trend of negative corrupti on phe nome na s uch as corrupt ion and misappropriation; four palace s, follow the fas hion, rivalries, wa steful, a nd post consumpti on became a symbol of show ing off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phe nomenon i n whi ch people reflect t he biggest problems are: (a) the official car problems. Mainly i n three as pe cts: one is t he larger buses cost ex penditure. A ccordi ng to statistics, until November 20 03, XX County townshi p Department bus 159 cars, w hich de partme nt owns the bus 1 45 vehi cle s, a nd showed a n increasi ng trend. Fina ncial ex penses cost per bus per year to 35,00 0 yuan, and in fact every cost up to 50, 000 yuan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidi es. Nece ssary to "keep a car", but al so "de pe nda nts", le ading to larger expense s. Second, gongchesiyong bree d unhealt hy tendencies. S ome pe ople believe t hat now some bus drivers use one-t hird, one -thir d leadi ng private one -third use d for official purposes . Some publi c servant s, es pecia lly leadi ng officials mot oring, cars for private purpose s, violati ng the self-di sci pline reg ulations, a nd eve n lead t o traffic acci dents . Accordi ng to statistics from related de partments, since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

1 ( n ?1)?1 2 16( n ? 1) ? ( ) Cn ?1 (n ? 1)2 2 ? ? ? 1 1 2n 2 C1 ? a12 ? bn ? 16n 2 ? ( ) n ?1 Cn 16n 2 ? ( ) n ?1 2 2 (2)由(1)知

Cn?1 (n ? 1)2 ? 1得 ?1 2 C 2 n n 由 即 n ? 2n ? 1 ? 0 ? n ? 1 ? 2 即 n ? 3
Cn ?1 (n ? 1)2 ?1 ?1 2 C ? 0 恒成立. C 又 n ? 3 时 2n 成立,即 n 由于 n
因此,当且仅当 n ? 3 时,

Cn?1 ? Cn

20. 【思路】根据空间线面关系可证线线垂直,由分割法可求得多面体体积,体现的是一种 部分与整体的基本思想。 【解析】(1)由于 EA=ED 且 ED ' ? 面ABCD ? E ' D ? E ' C

? 点 E ' 在线段 AD 的垂直平分线上,同理点 F ' 在线段 BC 的
垂直平分线上. 又 ABCD 是四方形

? 线段 BC 的垂直平分线也就是线段 AD 的垂直平分线
即点 E ' F ' 都居线段 AD 的垂直平分线上. 所以,直线 E ' F ' 垂直平分线段 AD. (2)连接 EB、 EC 由题意知多面体 ABCD 可分割成正四棱锥 E—ABCD 和正四面体 E—BCF 两部分. 设 AD 中点为 M,在 Rt△MEE ' 中,由于 ME ' =1, ME ? 3 ? EE ' ? 2 .
2 ?VE —ABCD ? 3 ? S四方形 ABCD ? EE ' ? 3 ? 2 ? 2 ? 3

1

1

4 2

1 ? S V 又 E —BCF=VC-BEF=VC-BEA=VE-ABC 3

ABC

1 1 2 2 ? EE ' ? ? ? 22 ? 2 ? 3 2 3

? 多面体 ABCDEF 的体积为 VE—ABCD+VE—BCF= 2 2
21. 【思路】 由求导可判断得单调性, 同时要注意对参数的讨论,即不能漏掉, 也不能重复。

? 1, e 2 ? f ( x ) ? ? 上的值域。 第二问就根据第一问中所涉及到的单调性来求函数 在

leaders driving a ve hicle a cci de nt caused by road accide nts, 1, 1 pe ople k illed a nd direct e conomi c los ses amounti ng to more t han 1 00,00 0 yua n. T hird, high efficie ncy a nd l ow cost of the bus. Survey s show that, t he operating cost s of tax is for the 82 00/... I s a fundamental priority of the reform, it is a difficult problem that must be s olved i n the reform pr oces s. Cl early, t he post consumpti on averages t hree years before as a base and fi ne-t une d on the basis of this single practices must be impr oved. Im provement s to adhere to t hree principles : first, under the ex isting poli cy provi sions a pprov ed for public servants ' duty consum ption standards, cali bration, is not contrary to poli cy. Se cond, a ccordi ng to the local financial sit uation and pe opl e's s ustaina bility, publi c servant s ' duty cons umption standards approved, bot h financial rea ch, a nd people passi ng throug h. Third, according to t he operational needs of civil servants re spons ible for a uthorized public servants ' duty consumpti on stand ards, bot h 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 ”活 “年 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high a nd l ow positi ons, but al so t he nat ure of the work a nd t he workl oad. In reform of method Shang, a ppr oved civil serva nts positi ons cons umption standard t o "big unified, a nd small dis perse d" suita ble, t hat most positi ons cons umption pr oject shoul d accordi ng to poli cy provi des proposed unified sta ndar d, consider t o ranks, a nd unit s and the w ork task of differences sex, unified of sta ndar d shoul d has elasti c of and dy namic of, makes regions, and units in implementati on unified standard Shi has m ust of flexible dis pos al right; but si nce set of sta ndar d must after financial, a nd a udit, s ector a udit a ppr oved H ou t o impl eme ntation. (C) reform package. Public servants ' duty consumpti on elasticity of consum ption to limit cons umpti on, t urni ng mess int o kitchen after di nner, foll ow the civil s ervant wit h a how to use pers onal title subsidie s, or how to manage a pers onal duty consumpti on use of subsidies. T herefore, w e must esta blis h and perfect with publ ic s ervants ' duty consumpti on monetization reform s upport of the series of governa nce systems s uch as t he civil servi ce examination of res ponsi bility, system, low fa ult investigation system, the report said. While other meas ures t o keep up. Discipline i ns pecti on and supervisi on organs , financial, a uditi ng de partments s houl d stre ngthe n supervisi on a nd ins pe ction of public servant s ' duty consum ption moneti zation reform progres s, to stre ngthe n the reform of public servants ' duty consumpti on m onetizati on sy stem, measure s to develop and monit or the im plementation of i nspection, not consumpti on a s requi red, even shifting consumer behavi or to st op, serious cases t o deal with. Three i deas, public servants ' duty consum ption moneti zation reform of politi cs, t he e conomy and the dee peni ng of the reform, public servants ' duty consumpti on a s s omewhere betwe en a reform als o demonstrated its im portance a nd urgency. First of all, civi l servant s es pecially party and G overnment l eaders and publi c servant s ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil serva nts ha s bee n swe pt by fina nce, cons umer, regardl ess of cost, extravagance and waste in t he civil service position-relate d cons umption, abuse , corr upti on a nd embe zzleme nt, corrupti on i s important . The n, under t he conditions of market econom y, how t o reform the existing civil duty cons umpti on manageme nt, expl ores a s ource to preve nt and cur b the post consumpti on corr uption way, i s currently a major is sue faced by honest work. Recently, I conducte d research on this i ssue, this problem on some humble opi nions. First , the existing publ ic servants ' duty consumpti on the main pr oblems seen from the investigation and reasons, i n rece nt years, publi c serva nts ' duty consum ption caused by the abuse s and not a person of integrity, is one of the maj or problems i n the part y i n Gover nment, its operation or der have a negative effect on the party and Gover nment orga ns, seri ously damagi ng the image of the party and t he Gov ernment, undermini ng the relationshi p betw een party and t he masse s, effect, openi ng up a nd e conomi c construction. From I County in rece nt years of gover nance situati on see, positi ons cons umption in the produced of "two not" phenomenon renderi ng four a features: a i s positions consumpti on system l ost has due of bindi ng, right is greater t han rul es, a nd right is g reater than method of phe nome non m ore hig hlight; II i s in positi ons cons umption in the Camera Obs cura operation, using terms, will positions consumpti on int o has pers onal consum ption, will corporate poi nts to int o per sonal points to, makes posi tions consum ption i n some a spe cts ha s into positions enjoy and self-deali ng of means; t hree is to positions cons umpti on for name, fraud, false imper sonator, Trend of negative corr uption phenomena such as corruption and misappropriation; four palace s, follow t he fashi on, rivalrie s, wasteful, a nd post consumpti on became a sym bol of s howi ng off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phenomenon i n whi ch people reflect the biggest probl ems are: (a) the official car problems. Mai nly in t hree as pects : one is the l arger buses cost expe ndit ure. Accor ding to statisti cs, until November 2003, XX County tow ns hi p De partment bus 15 9 cars, whi ch department owns the bus 145 ve hicle s, and s howe d an i ncreas ing trend. Fi nancial expe nses cost per bus per year to 35,0 00 yua n, and in fact every cost up to 50 ,000 y uan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidie s. Neces sary to "keep a car", but al so "de pendants", lea ding to larger expe nse s. Second, gongchesiyong bree d unhealt hy tende ncies. Some people believe that now s ome bus driver s us e one-third, one -third lea ding private one-t hird used for official pur pose s. Some public s ervants, e spe cially leading official s motoring, cars for private pur pos es, violati ng the self-disci pline regulations, a nd eve n lea d to traffic acci dents . Accordi ng to statistics from related de partments,

since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

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f ( x) ? 1 ?
【解析】(1)由于

2 a ? x2 x

t?


1 得y ? 2t 2 ? at ? 1(t ? 0) x

2 ①当 ? ? a ? 8 ? 0 ,即 0 ? a ? 2 2 时, f ( x) ? 0 恒成立.

? f ( x) 在(-∞,0)及(0,+∞)上都是增函数.
②当 ? ? a ? 8 ? 0 ,即 a ? 2 2 时
2

由 2t ? at ? 1 ? 0 得
2

t?

a ? a2 ? 8 a ? a2 ? 8 t? 4 4 或

?0 ? x ?

a ? a2 ? 8 a ? a2 ? 8 x? 4 4 或x ?0或

a ? a2 ? 8 a ? a2 ? 8 a ? a2 ? 8 a ? a2 ? 8 ?t ? ? ?x? 2 4 4 2 2 又由 2t ? at ? ? 0 得
综上①当 0 ? a ? 2 2 时, f ( x ) 在 (??,0)及(0, ??) 上都是增函数.

a ? a2 ? 8 a ? a2 ? 8 , ) 2 2 ②当 a ? 2 2 时, f ( x ) 在 上是减函数, ( a ? a2 ? 8 a ? a2 ? 8 (??, 0)(0, )及( , ??) 2 2 在 上都是增函数.

?1, 2? 上是减函数. (2)当 a ? 3 时,由(1)知 f ( x ) 在
? 2, e 2 ? ? ? 上是增函数. 在
又 f (1) ? 0, f (2) ? 2 ? 3ln2 ? 0

f (e 2 ) ? e 2 ?

2 ?5 ? 0 e2

2 ? ? 2 ? 3l n 2, e2 ? 2 ? 5? 2 ? ? ? 1, e e ? 上的值域为 ? ? ? 函数 f ( x) 在 ?

leaders drivi ng a vehi cle a cci dent ca use d by roa d accide nts, 1, 1 pe ople kill ed and dire ct economic losse s amounting to more t han 1 00,00 0 yua n. Thir d, hig h efficiency and l ow cost of the bus. Surveys show that, the operati ng costs of taxis for the 820 0/... Is a fundame ntal pri ority of the reform, it is a difficult problem that must be solved in t he reform pro cess . Clearl y, the post consumpti on averages t hree years before as a ba se and fine -tuned on the basis of this si ngle pra ctices m ust be impr oved. Improveme nts to adhere to t hree pri nci ples: first, under the existing poli cy provi sions a pprove d for publi c serv ant s ' duty consumpti on sta ndar ds, calibrati on, is not contrary to poli cy. Se cond, a ccordi ng to the l ocal fina nci al situati on a nd people's s ustainabilit y, publi c servant s ' duty consumpti on sta ndar ds approve d, both fina ncial rea ch, a nd people pa ssi ng thro ugh. T hird, a ccordi ng to the operational needs of civil serva nts res ponsi ble for aut horize d publi c servant s ' duty consumpti on sta ndar ds, both 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 活 ” 年 “ 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high and low positions, but als o the nat ure of the w ork and the w orkloa d. In reform of method Sha ng, approve d civil s ervants positi ons cons umption standard to "big unifie d, and small di spers ed" suita ble, that most positions consumpti on proje ct shoul d accor ding to poli cy provi des pr opos ed unifie d standard, consider to ranks, a nd units a nd t he work task of differences sex, unifie d of standard s hould has elasti c of and dynamic of, makes regions, and units in implementation unified standard S hi has m ust of flexible di sposal right ; but since set of standard m ust after financia l, and audit, sector a udit a pprove d Hou to i mpleme ntation. (C) reform package. Publi c serva nts ' duty consum ption elasticity of consumpti on t o limit consum ption, turni ng mess int o kitchen after di nne r, follow t he civil servant wit h a how to us e pers onal title subsidi es, or how t o manage a per sonal d uty consumption use of subsi dies. T herefore, we m ust establi sh a nd perfect with public s ervants ' duty cons umption monetization reform support of the serie s of governa nce systems s uch as the civil servi ce examinati on of res ponsi bility, sy stem, low fault investigati on system, t he report said. While ot her measure s to keep up. Discipline i ns pecti on a nd s upervision orga ns, fina ncial, a uditi ng de partments s hould strengthe n s upervi sion and ins pe ction of public s ervants ' duty cons umption monetization reform progres s, to strengt hen t he reform of public s ervants ' duty cons umption monetization system, measure s to devel op a nd monitor t he implementati on of inspecti on, not cons umpti on as re quire d, even shifting cons umer behavi or to stop, s erious ca ses to deal with. T hree i deas, public s ervants ' duty cons umption monetization reform of politics, the e conomy and the dee peni ng of the reform, publi c servant s ' duty consumpti on a s somew here betwee n a reform also demonstrated its importa nce a nd urge ncy. First of all, civil serva nts es pecia lly party and Gover nment lea ders and publi c serva nts ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he

positi on-related consum ption of civil se rvants ha s be en sw ept by fina nce , cons umer, regar dless of cost, extravagance and waste i n the civil servi ce position -related consumpti on, a buse, corruption and embez zlement, corruption is important. T hen, under the conditi ons of market econom y, how to reform the existing civil duty consumpti on management, expl ores a s our ce to preve nt an d curb the post cons umption corrupti on wa y, is currently a maj or iss ue faced by honest w ork. Recently, I conducted res earch on t his is sue, t his pr oblem on s ome humble opi nions. First, t he existing public servant s ' dut y consumpti on t he main pr oblem s see n from the investigation and reas ons , in re cent years, public s ervants ' duty cons umption ca use d by the a buses a nd not a per son of integrity, i s one of the major problems in t he party in Gover nment, its operation or der have a negative effect on the party a nd G overnme nt organs, seri ously damaging the image of the party a nd the Gover nment, undermining the relationshi p betw een party and the mas ses, effect, ope ning up a nd e conomic construction. From I County in re cent years of governa nce situati on s ee, positi ons cons umption in t he produced of "two not" phe nome non r endering four a features: a i s positions consumpti on sy stem lost ha s d ue of bindi ng, right is greater t han r ules, a nd rig ht is greater tha n method of phenomenon mor e highl ight; II i s in positions cons umpti on i n the Camera Obscura operation, usi ng terms, will positions consumpti on i nto ha s per sonal cons umpti on, w ill cor porate poi nts to int o pers onal points to, makes positions cons umption in some as pe cts ha s into positions enjoy and self -deali ng of means; three i s to positi ons cons umption for name, fraud, false impersonator, Trend of negative corrupti on phe nome na s uch as corrupt ion and misappropriation; four palace s, follow the fas hion, rivalries, wa steful, a nd post consumpti on became a symbol of show ing off their individual ca pacitie s. Ca use d by publi c serva nts ' duty consumpti on of many "two" phe nomenon i n whi ch people reflect t he biggest problems are: (a) the official car problems. Mainly i n three as pe cts: one is t he larger buses cost ex penditure. A ccordi ng to statistics, until November 20 03, XX County townshi p Department bus 159 cars, w hich de partme nt owns the bus 1 45 vehi cle s, a nd showed a n increasi ng trend. Fina ncial ex penses cost per bus per year to 35,00 0 yuan, and in fact every cost up to 50, 000 yuan. S ome unit s also hiring temporary drivers a nd ex penditure on wages a nd subsidi es. Nece ssary to "keep a car", but al so "de pe nda nts", le ading to larger expense s. Second, gongchesiyong bree d unhealt hy tendencies. S ome pe ople believe t hat now some bus drivers use one-t hird, one -thir d leadi ng private one -third use d for official purposes . Some publi c servant s, es pecia lly leadi ng officials mot oring, cars for private purpose s, violati ng the self-di sci pline reg ulations, a nd eve n lead t o traffic acci dents . Accordi ng to statistics from related de partments, since 2004, t he correct inve stigation i n our County serve s nearly 3 0 cars for private purpose s, only the first half of this yea r, cars for private pur poses or

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leaders driving a ve hicle a cci de nt caused by road accide nts, 1, 1 pe ople k illed a nd direct e conomi c los ses amounti ng to more t han 1 00,00 0 yua n. T hird, high efficie ncy a nd l ow cost of the bus. Survey s show that, t he operating cost s of tax is for the 82 00/... I s a fundamental priority of the reform, it is a difficult problem that must be s olved i n the reform pr oces s. Cl early, t he post consumpti on averages t hree years before as a base and fi ne-t une d on the basis of this single practices must be impr oved. Im provement s to adhere to t hree principles : first, under the ex isting poli cy provi sions a pprov ed for public servants ' duty consum ption standards, cali bration, is not contrary to poli cy. Se cond, a ccordi ng to the local financial sit uation and pe opl e's s ustaina bility, publi c servant s ' duty cons umption standards approved, bot h financial rea ch, a nd people passi ng throug h. Third, according to t he operational needs of civil servants re spons ible for a uthorized public servants ' duty consumpti on stand ards, bot h 间 空 拓 力 努 首 为 发 济 经 以 行 传 宣 进 推 实 扎 求 要 动 ”活 “年 展 开 入 深 续 继 照 按 , 神 精 关 有 作 工 训 培 育 教 产 生 全 安 昌 、 省 彻 贯 真 认 市 都 宜 high a nd l ow positi ons, but al so t he nat ure of the work a nd t he workl oad. In reform of method Shang, a ppr oved civil serva nts positi ons cons umption standard t o "big unified, a nd small dis perse d" suita ble, t hat most positi ons cons umption pr oject shoul d accordi ng to poli cy provi des proposed unified sta ndar d, consider t o ranks, a nd unit s and the w ork task of differences sex, unified of sta ndar d shoul d has elasti c of and dy namic of, makes regions, and units in implementati on unified standard Shi has m ust of flexible dis pos al right; but si nce set of sta ndar d must after financial, a nd a udit, s ector a udit a ppr oved H ou t o impl eme ntation. (C) reform package. Public servants ' duty consumpti on elasticity of consum ption to limit cons umpti on, t urni ng mess int o kitchen after di nner, foll ow the civil s ervant wit h a how to use pers onal title subsidie s, or how to manage a pers onal duty consumpti on use of subsidies. T herefore, w e must esta blis h and perfect with publ ic s ervants ' duty consumpti on monetization reform s upport of the series of governa nce systems s uch as t he civil servi ce examination of res ponsi bility, system, low fa ult investigation system, the report said. While other meas ures t o keep up. Discipline i ns pecti on and supervisi on organs , financial, a uditi ng de partments s houl d stre ngthe n supervisi on a nd ins pe ction of public servant s ' duty consum ption moneti zation reform progres s, to stre ngthe n the reform of public servants ' duty consumpti on m onetizati on sy stem, measure s to develop and monit or the im plementation of i nspection, not consumpti on a s requi red, even shifting consumer behavi or to st op, serious cases t o deal with. Three i deas, public servants ' duty consum ption moneti zation reform of politi cs, t he e conomy and the dee peni ng of the reform, public servants ' duty consumpti on a s s omewhere betwe en a reform als o demonstrated its im portance a nd urgency. First of all, civi l servant s es pecially party and G overnment l eaders and publi c servant s ' duty consumpti on t here are big drawba cks. NPC deputies a nd CPPCC member s and the br oad mas ses are concerned a bout . Secondly, t he


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