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2013-2014高中英语 (要点指津+实战演练)unit4 section ⅰ warming up & reading课件 新人教版必修2

Unit 4
Section Ⅰ

Wildlife protection
Warming Up & Reading

If their habitat is threatened or they cannot find

enough food, their numbers may decrease.(Page 25, Warming


1.decrease 点拨 (1)vt.& vi.减少;(使)变小;或变少 The government will decrease education spending by 20%.政 府将减少 20%的教育开支。 Car sales are decreasing.汽车销量正在减少。 (2)n.减少;减小 There has been a decrease in our imports.

拓展 increase v.& n.增加;增大

运用 用 decrease/increase 的适当形式填空 increase ①All people desire an ________ in well-being (福利).

②The workmen want to ___________ the working hours and decrease
to ________ pay. increase ③As populations ____________,the demand for water grows increase accordingly. ④The flood resulted in a considerable decrease in production. _______

As a result these endangered animals may even die out.(Page 25, Warming Up)结果,这些濒危的动物甚至可能 会灭亡。 2.die out 灭亡;逐渐消失

典例 Many old customs are dying out.
很多古老的习俗正在消失。 拓展 die from 因(受伤、意外事故等外部原因)而死亡 die of 因(疾病、饥饿、情感等内部原因)而死亡 die away die down


die off 相继死去

运用 用适当的介词或副词填空

①Now many wild plants and animals are in danger of dying ________. out
②The firefighters fought against the forest fire and it finally

died ________. down
away ③The noise of the car died ________ in the distance.

④The family members died ________ the war. from

about 30 -40 remain after being left in peace with no
hunting (Page 25, Warming Up)停止猎杀和人类和睦相处之后

只剩下 30 至 40 只。
3.in peace 和平地;和睦地;安详地(常作状语或补语) 典例 The two communities live together in peace. 这两个社区和平相处。 拓展 at peace 和平的(常作表语,与 at war 相对) at peace with 与??和平相处 make peace with 与??讲和

运用 完成句子
in peace ①The villagers live ____________________ (和平地).

at peace with ②For centuries, the countries have been _________________
(与??和平相处) each other. make peace with ③He wants to ____________________ (和解) his friend.

Why are they in danger of disappearing ? (Page 25, Pre-reading)为什么它们面临灭绝的危险? 4.in danger (of) 在危险中;垂危 典例

Many wild animals are in danger and measures should

be taken immediately to protect them. 很多野生动物处于危险中,必须立即采取措施保护它们。 拓展 out of danger 脱离危险

运用 完成句子

in danger of ①The little girl is ____________________ (有??的危险)
losing her life. out of danger ②She has been ____________________ (脱离危险) with the

help of the doctor.

Daisy responded immediately.(Page 26, Reading, Line

5.respond vi.回答;响应;做出反应
典例 He hasn't responded to my letter yet. 他还没有回我的信。

拓展 respond to...对??作出回答 respond to...with.../by doing...以??对??做出反应/回答
运用 完成句子 responded to with She ___________________ my letter ___________________ (以??对??做出回复) a phone call.

In relief Daisy burst into laughter.(Page 26, Reading, Line 16)戴茜如释重负,突然笑了起来。 6.relief n.(痛苦或忧虑的)减轻或解除;减轻痛苦的事物 典例 The drug gives some relief from pain. 这种药可以减轻一些痛苦。 拓展 in relief 如释重负;松了口气 (much) to one's relief=to one's great relief 使某人安心/宽慰的是

运用 完成句子
Much to his parents' relief ①________________________ (使他父母很欣慰的是), he passed the exam. in relief ②When his son came home at last, he was ______________ (松了口气).

7.burst into 突然??起来;闯入?? 典例 To my surprise, Ben suddenly burst into laughter. 令我惊讶的是,本突然大笑了起来。 The police burst into the room and arrested him.

拓展 burst into laughter/tears/flames/cheers/song =burst out laughing/crying/burning/cheering/singing 突然笑起来/哭起来/燃烧起来/欢呼起来/唱起来

运用 完成句子
burst into tears/burst out crying ①They were so moved that they __________________________

burst into cheers/burst out cheering ②The crowd _____________________________ (一片欢呼).

“I'm protecting myself from mosquitoes,”it replied. (Page 26, Reading, Line 28)“ 我 正 在 保 护 自 己 免 受 蚊 虫 叮 咬,”它回答。
8.protect...from (=protect...against) 保护??不受??(危 害)


A new law has been made to protect the animal from

being harmed.已制定一部新的法律保护这种动物免受伤害。

辨析 protect...from/prevent...from/keep...from/stop...from (1)prevent/keep/stop...from 意为“阻止??做??”,动词 所接的宾语是要被阻止的对象。而 protect...from 中动词所接的 宾语是要被保护的对象。

(2)在主动语态中,prevent...from 和 stop...from 的 from 可以 省略,在被动语中则不能省略;而 keep...from 的 from 在任何 语态中都不可以省略。prevent...from, keep...from 与 stop...from 中 from 后面的动词与 from 前面的名词构成动宾关系时,后面 用动词-ing 形式的被动形式。如: The heavy rain kept us from/prevented/stopped us (with) coming on time.大雨阻止我们按时到达。 We should take measures to prevent/keep/stop the animals from being killed.我们应该采取措施保护动物免受杀害。

运用 用上面所提供的辨析词的适当形式填空 protect from ①The warm clothes can ______________ us ____________ the cold. prevent/stop ②We must ____________________ the water running away. kept/prevented/stopped ③She ____________________ herself from being affected by the bad news.

It contains a powerful drug which affects mosquitoes. (Page 26, Reading, Line 29)它含有一种可以防止蚊虫叮咬的强 效药物。

9.contain vt.包含;容纳;容忍
典例 The bottle contains two glasses of beer. 这瓶子可装两杯啤酒。

Try to contain your anger! 设法控制你的怒火!

辨析 contain/include (1)contain 指某物包含比它范围更小的物体,常指“(作为 容器、地理范围、空间等)含有某物;(在成分、性质等方面)包 含了某种成分”。 (2)include 侧重于对比整体与部分,表示被包括者只是整体 的一部分,常用于结构 including sth.(=sth.included)。

运用 用上面所提供的辨析词的适当形式填空 contains ①Now the city ________ a population as large as 5 million. ②Our duties ________ typing letters and answering phones. include contains ③The food ________ enough vitamins your body needs.

included ④Six people were killed, a policeman ________.

10.affect vt.影响;感动;侵袭

典例 Their opinion will not affect my decision.
他们的意见不会影响我的决定。 He was deeply affected by my words. 听了我的话他很感动。 The illness has affected her body.


辨析 affect/effect/influence 当表示“影响”时,affect 为动词,effect 为名词,influence 既可为名词也可为动词。 (1)affect 主要指一时的影响,侧重影响的动作,可指一般 意义的影响,也可指不良影响。 (2)effect 主要指受影响的结果,即“效果”,可以是好的, 也可以是坏的。 (3)influence 主要表示对人的“心理、行为”产生某种潜移 默化的影响,它的影响对象一般是人。

运用 用上面所提供的辨析词的适当形式填空

①This accident had a great ________ upon the future of both effect
mother and son.

②The work has ________ his health. affected
influence ③Those so-called friends of hers have a bad ________ on her.

You should pay more attention to the rainforest where I live and appreciate how the animals live together.(Page 26, Reading, Line 30)你应该多加关注我生活的热带雨林,并且了解 热带雨林的动物是如何在一起生活的。 11.pay attention to 点拨 pay attention to 意为“注意;留心”,to 为介词,后 接动词用其-ing 形式。如: Please pay attention to using the glass. 请留心使用这个玻璃杯。 拓展 catch/draw/arouse one's attention 吸引某人的注意力 bring sth.to sb.'s attention 使某人注意某事 fix/focus (one's) attention on 把(某人的)注意力集中在??

运用 完成句子 pay attention to protecting ①We should _____________________ (注意保护) the wildlife. ②The professor tried not to draw/catch/arouse others' attention to ______________________________
(使其他人注意) his weak point of his speech. ③A different theme is chosen every year to __________________ fix/focus attention on (集中注意于) important health topic.

12.appreciate vt.鉴赏;感激;意识到
典例 You can't fully appreciate foreign literature in translation. 看翻译作品很难欣赏到外国文学的精髓。

We appreciate your helping us. 我们感谢你们的帮助。 拓展 appreciate one's doing sth.感激某人做某事 运用 完成句子

haven't appreciated ①I am afraid you ____________________ ( 还没有意识到)
the importance of the matter. appreciate your coming ②We would ____________________ (感谢您的到来).

What must be done if wildlife protection is to succeed?(Page 27, Comprehending)如果要成功地保护野生动

13.succeed vi.成功 vt.接替;继任 典例 If you work hard you will succeed. 如果你努力工作,你就会成功。

The younger man will succeed Mr.White as director.那位年轻
点的男士将接替怀特先生当主任。 拓展 succeed in doing sth.成功地做某事 运用 完成句子 succeeded in passing Jim finally _________________ (成功通过) the test of piano.

What should be done to punish people who do harm to the animals ?(Page 27, Comprehending) 我们应该采取什么措 施来惩罚那些伤害动物的人呢? 14.harm 点拨 (1)n.损害;危害 It wouldn't do him any harm to work a bit harder. 工作努力点对他没什么害处。

Your dishonesty will harm the relationship between you and her.


拓展 do harm to...对??有害 mean no harm to...对??没有恶意
harmful adj.有害的

be harmful to...对??有害 辨析 harm/injure/wound/hurt (1)harm 常用于口语,表示肉体或精神上受到伤害。
(2)injure 意为“伤害”,多指事故中人或物受到损伤。 (3)wound 意为“使受伤,伤害”,主要指外界暴力或用武 器造成身体上较重的伤害。 (4)hurt 意为“伤害(感情);使疼痛”,常指精神上的痛苦或 感情上受到伤害,或某物让人感到不舒服和有疼痛感;作不


运用 完成句子 do harm/be harmful to you ①Staying up late will ______________________ (对你有害). was badly wounded ②The soldier ___________________ (受了重伤) in the head. got/were ③In the traffic accident, two were killed and three _________ injured ________(受伤). hurt ④These words have ________ ( 伤害) him deeply.

本课时单词 protection n.保护 loss n.损失;遗失;丧 失 mercy n.仁慈;宽恕; 怜悯 importance n.重要(性) powerful adj.强大的;有 力的

拓展单词 构词法小结 1.表示“充满??的;有??特性” protect vt.保护 的形容词后缀是:___________, lose vt.丢失;失去 lost adj.迷失的;沉迷的 请举例说明:______________。 merciful adj.仁慈的;宽 2.以-t 结尾的形容词,其名词多以 ______________结尾,请举例说 恕的 明:______________。 important adj.重要的 3.以-t 或-te 结尾的动词可添加后缀 power n.力量;权力 _____构成名词,表示“行为的过 程、结果等”,请举例说明:____。 appreciation n.感激; appreciate vt.鉴赏;感 4.形容词可以添加后缀___________ 鉴赏 激;意识到 变成抽象名词,表示“性质,状态 secure adj.安全的;可靠 security n.安全 等”,请举例说明: 的 ____________。 success n.成功 succeed vi.成功 vt.接 5.以-ce 结尾的抽象名词,其形容词 successful adj.成功的 替;继任 通常以____________结尾,请举例 harm n.& vt.损害;危害 harmful adj.有害的 说明:____________。

运用 用所给单词的适当形式填空
1.Peter thought the boss was __________, but he fired Peter merciful mercy without ________.(mercy) 2.__________ of health is more serious than anything else, so Loss when you are ____________ in your work, you should always pay lost attention to your health.I think who ________ his health is actually loses a failure.(lose) power 3.The tiger was unable to resist any attack as his _______ was powerful failing, even though he wanted to be as _______ as before.(power) protect 4 .The laptop must have a covering which can ________ the computer against water.I'm sure this can make the computer run well under the protection ________.(protect)

5 .Staying up late does __________ to our health, which is harm especially ________ to our eyes.(harm) harmful appreciated 6.We greatly _____________ her help and we expressed our appreciation __________ with flowers.(appreciate) successful 7.If the life is a boat, the dream is its sail.A _________ person must have a dream.Without it, you will never ________.(success) succeed 8._______ measures must be taken immediately to guarantee Secure security the _______.(secure) important importance 9.It's _________ and necessary to realize the __________ of English.(importance)

No rainforest, no animals, no drugs.(Page 26,Reading, Line 31)没有雨林就没有动物,也就没有药物。 点拨 “no..., no...”意为“没有??就没有??”,这个简

略式常用于谚语、格言等中。如: No fire, no smoke.无风不起浪。 运用 完成句子

①____________________ wills, __________________ (没 No no
有??就没有??) actions. No pains no gains ②_________________, _________________ (不劳无获).