1、Unit 2 Using languageThe Return of The Return of the Dinosaurs?the Dinosaurs?Have you ever seen the film Jurassic Park?导导2.What animals do you see in the film?Are they real?剑龙剑龙stegosaurs角龙角龙 ceratopsidsDolly the sheepIts the most famous sheep in the world.She was c_ while the others were born n_.It
2、 is the c_ of another sheep.lonedaturallyopy Do you think it is possible to clone dinosaurs?The return of it?1.strike 2.initial adj.3.vain adj.4.resist vt.5.drawback 6.strike into ones heart 7.from time to time 8.in vain 9.bring back to lifevi.&vt.打；罢工打；罢工;突然想到迷住突然想到迷住;钟（敲）钟（敲）n.罢工罢工 最初的最初的虚荣的，自负的，徒
3、劳的虚荣的，自负的，徒劳的 抵抗；对抗抵抗；对抗n.缺点；不利条件缺点；不利条件使使刻骨铭心刻骨铭心 时不时；偶尔时不时；偶尔白费力气白费力气使复活使复活Answer the following questions:1.Why is The film Jurassic Park popular?Because people are interested in the subject of _extinct animals2.History of cloning:思思cloningIn the_research using the embryos of miceIn 1996 first clo
4、ne of a_:Dolly the sheepIn 2000 cow_a bison1970smammalgave birth to 3.Why shouldnt you clone an extinct animal if there isnt enough diversity in the group?4.Why is it wrong to clone an extinct animal if it would have to live in a zoo?Because there will not be enough genetic variation in the group to
5、 be able to resist new illnesses.Because it is not a suitable habitat to develop and increase its numbers.The zoo is not a natural environment for a wild animal.5.Do you think the dinosaurs will return?It is merely a dream We cant get perfect DNA There is not enough diversity 1.strike vi&vt.打；装机；罢工；
6、突然想到；打；装机；罢工；突然想到；迷住迷住;钟（敲）钟（敲）n.罢工罢工归纳拓展归纳拓展 strike sb.onin+_+身体部位身体部位 敲打某人的身体部位 _ 某人突然想起.;_罢工合作探究合作探究 辨析strike beat 1)He could feel his heart _ fast.2)He was _ dead by lightening.指出strike的意思：1)The little girl struck a match._ 2)Her performance struck me._3)The clock has just struck eleven._ 4)The
7、workers are on strike for higher pay._5)It suddenly strikes me that I have so much work to do._theIt strikes sb.thatbe on strikestruckbeating=It occurs to sb.that.划（火柴）划（火柴）打动打动敲（钟）敲（钟）罢工罢工突然想到突然想到议展评议展评2.resist vt.抵抗；对抗；忍耐抵抗；对抗；忍耐 归纳拓展 _ n.抗拒；反对；_ adj.抵抗的；有抵抗力的_ 抵抗做某事;_ 忍不住做某事_对.有抵抗力合作探究 1)He found
8、 it hard to resist _(buy)the book.2)Where there is oppression,there is _(resist).resistanceresistantcant resist doing sth.=cant help doing sth.be resistant to.buying resist doing sth.resistance3.From time to time people suggest that extinct animals like dinosaurs,can possibly be brought back to life
9、 through cloning.归纳拓展 翻译：_.bring back to life _;come back to life _bring _ 引起；导致；bring _归还；使回忆bring _ 引进；赚得；bring _抚养；提出；呕吐合作探究 1)Once someone has died,he cannot _(起死回生).2)These books must be _ within a week3)The boys _ 60 a week.不时地会有人提议，克隆技术将有可能使地球不时地会有人提议，克隆技术将有可能使地球上已经绝种的动物（如恐龙）复活。上已经绝种的动物（如恐龙）复
10、活。赋予某物以生命赋予某物以生命复活；苏醒复活；苏醒aboutbackinaboutbe brought back to life brought back bring in 4.in good poor condition _ 归纳拓展 _ condition 健康状况好，保存得好；on no condition _condition 健康状况不好，保存得不好；_ this that condition 在这个那个条件下 合作探究 翻译：很多路的状况不好，事故频繁。_ 状况状况情况很好（不好）情况很好（不好）in无论如何都不（位于句首，句子要部分倒装）无论如何都不（位于句首，句子要部分倒装）
11、out ofon Many roads are in bad condition and accidents are frequent.改错改错:On no condition we should forget practice makes perfectShould we 迁移运用 Self-checking 1.I was _ by her beauty.2.The photos _ my beautiful memories.3.The accident was brought _ by Johns carelessness4.All efforts of cloning an anim
12、al will be _ vain.5.改错：I dont care about the price,as long as the car is in the good condition.6.改错：I cant resist to eating chocolate.struckinbrought back about检检Conclusion possibility of cloning History of cloning Reasons for not cloning Return of dinosaurs?impossible 1.Write a short summary 2.日日清 using language.
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