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导学案选修8第2单元4课时 Using language


一寸光阴一寸金,寸今难买寸光阴.Lost years are worse than lost dollars.

新人教版英语学科选修 8 unit2 Cloning Using language 教学案 主备人 课 题 审核 __ 使用时间 ___ 编号__ 课型 新授课
1. Develop students’ reading skills by

extensive reading. 2. To get Ss to think about the development of the cloning.

Book8 Unit2 Cloning
1. Develop students’ reading skills by extensive reading and enable them to learn how to use different reading skills to read different reading materials. 2. Enable students to learn more about cloning.

学习目标

重点难点

学法指导

指导学生掌握泛读技巧。 学习过程 教与学备忘

Step1. Preparing lessons &self-study and exploring the problems (预习自学,探究问题) Task1. Important words. 1._____________ adj.简单的;直接的;坦率的 2.____________vt.(undertook,undertaken)着手;从事;承担 3.___________ n.程序;步骤;手续 4.__________ n.改正;纠正;修正 5.__________ adj.必须做的;义务的;强迫的;强制的 6.__________vt.欠(债、钱、人情等);归功于…… 7.__________ vt.打扰;vi 操心;n.烦忧 一 . 预 习 导 学 8.____________ adj.合情理的;讲道理的;公道的 9._________ vi.不同;相异→_________adj.不同的 →_________ n.不 同;不同之处 10.___________ adj.商业的;贸易的→__________ n.商业;贸易 11._________ vi.反对;不赞成→________ n.不赞成;反对;异议 12.__________adj.道德(上)的;伦理的→_______adv.道德上地;伦理上 地 13.____________vt.& vi.积累;聚积→___________ n.积累;聚积 14.___________ vi.退休;离开→___________ n.退休 15.__________ n.规则,规章;法规→_______ adj.有秩序的;正规的 16 . ________ vt. 抵抗,对抗 →_________ n .抵抗,反抗;抵抗 力 →_________ adj.有抵抗力的 17.________ adv.仅;只;不过→_________ adj.仅仅的 18._________ adv.立刻;不久→_________ adj.(时间等)短的,近的
千里之行,始于足下.The longest journey begins with the first step.

一寸光阴一寸金,寸今难买寸光阴.Lost years are worse than lost dollars.

二 . 问 题 探 究

Step2.Finishing plan & asking questions(完成学案,提出问题) Task 1.Skim the letter and choose the best one from A,B,C and D. (1) Ask Ss to read the passage carefully and choose the best answer to complete each sentence. ① Who are interested in cloning fierce and extinct wild animals? A. Film makers B. Ordinary people C. Film makers and ordinary people D. No one ② We are a long way from being able to clone extinct animals because ________. A. scientists are not experimenting with cloning mammals B. the cloning of mammals is not difficult C. scientists have not succeeded in cloning any mammals D. the cloning of mammals is a new field ③ The cloning of mammals began seriously ________ A. 1950 B. 1996 C. 1n the ninety century sixty years D. in the twenty century fifty years ④ What is the meaning of diversity in a group ? A. It means passing on the ability to resist that disease to their children B. It means having animals with their genes arranged in different ways C. It means all of them would be left to continue the species if there is a new illness D. It means all of them might die of the same illness Answers: ______________________________________ Step3.Researching cooperatively& answering questions(合作探究, 解决
问题)

1. bother v.打扰;操心;n.烦扰 bother about/with 为某事烦恼 bother sb. about/with sth.为某事打扰某人 bother to do/doing sth.特意/费心地做某事 bother oneself about 为……操心/焦虑/困扰 put sb. to any bother 给某人添乱 Lots of people don’t bother to go through a marriage ceremony these days. 如今很多人不再费心思举行婚礼。 Most of the papers didn’t even bother reporting it. 大多数报纸甚至懒得去报道这件事。 夯实基础 用适当的介词填空 (1)Don’t bother me _______ little things like that. (2)I don’t want to put you ___ any bother. 2. assumption n.假定;设想;承担;掌握 on the assumption that...假定…… assume v.假定设;认为 assume sb./sth. to be...认为某人事 假设……引导条件状语从句
千里之行,始于足下.The longest journey begins with the first step.

一寸光阴一寸金,寸今难买寸光阴.Lost years are worse than lost dollars.

It is assumed that...人们认为…… Let us assume it to be true. 让我们假定这是真实的。 It is generally assumed that stress is caused by too much work. 普遍认为,压力系工作过重所致。 同义句改写 (1)If there wasn’t the hard work of the dustbin,can you imagine what our environment will be like?(用 assuming 以及 can you imagine 作插入语改 写句子) _____________________________________________________________ _____________________________________________________________ (2)People assume that what they do has little effect on the environment.(用 it 作形式主语改写句子) _____________________________________________________________ 3. strike vt. & vi. ,struck 打;罢工;敲;撞击 ;侵袭 ;给 某人以……印象 ;擦 ;突然想起;n.罢工;打击 be struck with/by 为……所袭击感动 It strikes me that...我觉得……;我的印象是…… sth. =sb. 某人想到…… be on strike 在罢工 go on strike 举行罢工 He struck the ball straight into the hospitality tents. 他将球直接打进迎宾帐篷里。 Staff at the hospital went on strike in protest at the incidents. 医院员工举行罢工,抗议这几起事件。 Step5.Testing in class & improving skills(随堂检测,落实考点) 单项选择: 1. It makes his life quite different ________ he has received higher education abroad. A.that 三 . 限 时 训 练 B.which C.what D.how 2.Britain ________ many other industrialized countries,________major changes over the last 100 years. A.together with;have experienced B.as well as;have experienced C.in common with;has experienced D.instead of;has experienced 3.Is it he or you ________ in charge of the job and supposed to complete it punctually? A.who is C.who are B.that is D.whom are

千里之行,始于足下.The longest journey begins with the first step.

一寸光阴一寸金,寸今难买寸光阴.Lost years are worse than lost dollars.

4. All of us have already known ________ she will choose is the opportunity to go abroad. A.this C.what —Sorry!________. A.See you later B.I didn’t know that C.Hold on,please D.I hope I didn’t bother you 6.Around two o’clock every night,Sue will start talking in her dream. It somewhat ________ us. A.bothers C.would bother Olympic gold medal. A.went on C.paid off applying for a visa. A.pattern C.program time. A.reasonable C.creative be good friends with one another. A.while C.so B.although D.as B.confident D.grateful B.procedure D.perspective B.got through D.ended up B.had bothered D.bothered B.that D.which

5.—I’m afraid you have the wrong number.

7.The athlete’s years of hard training ________ when she finally won the

8.The officer insisted that Michael did not follow the correct ________ in

9.Be ________—you can’t expect me to finish all this work in so little

10. At school, some students are active ________ some are shy, yet they can

11.When asked about their opinions about the schoolmaster,many teachers would prefer to see him step aside ________ younger men. A.in terms of C.in favor of B.in need of D.in praise of

千里之行,始于足下.The longest journey begins with the first step.

一寸光阴一寸金,寸今难买寸光阴.Lost years are worse than lost dollars.

四 . 延 伸 拓 展 单词拼写 1 The villagers stood in _____________(行) waiting for the guests. 2. The only __________ (通道)to their house is along that narrow road. 3. Mr. Green will be in charge during my ____________(不在). 4.Being an ________________ (建筑师) is her dream. 5.The three travelers on the train made good _______________(伙伴) 6. I’m glad to see his c_____________ at school improved. 7. I couldn’t have done it without my friends’ e________________. 8. He’s at last achieved his lifetime a____________ of building a library for children. 9. To obtain a passport, you have to send in your birth c________________ with the form. 10. He r___________ as Minister of Education because of old age last month.

五 . 课 时 作 业

六 . 学 习 反 思

1.straightforward 2.undertake 3.procedure 4.correction 5.compulsory 6.owe 7.bother 8.reasonable 9.differ→different →difference 10.commercial→commerce 11.object→objection n. 12.moral→morally 13.accumulate→accumulation n. 14.retire→retirement
千里之行,始于足下.The longest journey begins with the first step.

一寸光阴一寸金,寸今难买寸光阴.Lost years are worse than lost dollars.

15.regulation→regular 16.resist→resistance→resistant 17.merely→mere 18.shortly→short Suggested Answers: ① C ② D ③ D ④ B 1. (1) with/about (2) to 2. 1) Assuming (that) there wasn’t the hard work of the dustbin,what can you imagine our environment will be like? 2) It is assumed that what they do has little effect on the environment. 1—11 ACCCD/ACBAA/C

千里之行,始于足下.The longest journey begins with the first step.


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