人教版高中英语选修八课件：unit 2 第三学时　using language

1、英语选修8 (人教版)第三学时Using Language：Reading，Listening and Speaking 语篇理解 口语训练 要点讲与练 栏目链接语 篇理 解Task 1快速阅读课文“The return of the dinosaurs？”，以约30词写出文章的段落大意。温馨提示： 本文是议论文。 写议论文的摘要时， 要扣住文章的观点及作者持某种观点的理由。_Although people wish and suggest that fierce，extinct animals can be brought back to life, the author thinks it

2、 impossible or unsuitable to clone them and he explains the reasons.(30 words) 语篇理解 口语训练 要点讲与练 栏目链接语 篇理 解Task 21The film Jurassic Park is popular because_Ait proves the cloning of mammals is still a new scienceBit proves how the idea struck a mixture of fear and excitement into peoples heartsCit pro

3、ves we are a long way from being able to clone extinct animalsDit proves the possibility of cloning fierce and extinct wild animalsB 语篇理解 口语训练 要点讲与练 栏目链接语 篇理 解2The following statement is true except_AThe cloning of frogs happened in 1950sBThe first experimental clones of mice was in 1981CThe first e

4、xperimental clones of cows was in 1983DThe Chinas first clone of a mammal was in 1996D 语篇理解 口语训练 要点讲与练 栏目链接语 篇理 解3That extinct animals like dinosaurs can be brought back to life is impossible or unsuitable.The following reason is true except_AThe inital requirement is that you need perfer DNABIf the

5、re is not enough divesity in the group to overcome illnesses, all efforts of cloning will be in vainCDiversity in a group means having animals with their genes arranged in the same wayDIt wont be fair to clone any extinct animals if they were to live in a 200 C 语篇理解 口语训练 要点讲与练 栏目链接语 篇理 解4What is the

6、 authors attitude in this passage?ASubjective. BPositive.CFavorable. DObjective.5What is the main idea of the passage?AIt proves the return of the dinosaurs.BIt shows the history of cloning dinosaurs.C“The return of the dinosaurs” is impossible or unsuitable.D“The return of the dinosaurs ” is a exci

7、ted story.DC 语篇理解 口语训练 要点讲与练 栏目链接 语篇理解 口语训练 要点讲与练 栏目链接口 语 训 练Part ARole Play情景介绍：Kate与George在谈论克隆绝种动物。角色： Kate and George 任务： (1)请根据中文提示提出问题。(2)请你的同学根据课文内容回答你的提问，然后你们互换角色进行口语练习。Q1：平民百姓对克隆绝种动物有兴趣吗？_Q1:Are ordinary people interested in cloning extinct animals?A1：Yes, they are. 语篇理解 口语训练 要点讲与练 栏目链接口 语

8、训 练Q2：在侏罗纪公园这部电影中，科学家克隆了什么动物？_Q2：What animals did the scientists clone in the film Jurassic Park?A2：In the film Jurassic Park, a scientist clones several different kinds of extinct dinosaurs. 语篇理解 口语训练 要点讲与练 栏目链接口 语 训 练Q3：为什么说要想克隆绝种动物，我们还有很长的路要走？_Q3：Why do we say it is a long way from being able to

9、clone mammals?A3：Because the cloning of mammals is still a new science and its story began seriously in the 1995s. 语篇理解 口语训练 要点讲与练 栏目链接口 语 训 练Q4：能否克隆像恐龙这样的动物？_Q4：Is it possible to clone extinct animals like dinosaurs?A4：No, it isnt . 语篇理解 口语训练 要点讲与练 栏目链接口 语 训 练Q5：不能克隆像恐龙这样的绝种动物的主要原因是什么？_Q5：What are

10、the main reasons for not being able to clone extinct animals like dinosaurs?A5：There are three main reasons. Firstly, you need perfect DNA. Secondly, there will not be enough genetic variation in the group to be able to resist new illnesses. Thirdly, it would be unfair to clone any animal that would

11、 have to live in a zoo. 语篇理解 口语训练 要点讲与练 栏目链接Part BRetelling口 语 训 练请用自己的话复述课文， 你可以参照上述问题及其答案。 关键词：cloneextinctanimalsgeneticvariation_Though the popularity of the film Jurassic Park showed ordinary people interested in cloning extinct animals, in fact, it is still a long way to clone mammals because

12、it is a new science and its story just began seriously in the 1995s. So it is impossible to clone extinct animals like dinosaurs. And the reason is that on the one hand, 语篇理解 口语训练 要点讲与练 栏目链接it is lack of perfect DNA, enough genetic variation, on the other hand, it is also unfair to clone any animal

13、that would have to live in a zoo. After all, the zoo is not a natural environment for a wild animal. 语篇理解 口语训练 要点讲与练 栏目链接 语篇理解 口语训练 要点讲与练 栏目链接要 点讲 与 练1.proves how the idea struck a mixture of fear and excitement into peoples hearts.(p.15) 证实了这一想法使人们感到既兴奋又恐惧。 语篇理解 口语训练 要点讲与练 栏目链接词语链接要 点讲 与 练strike fe

14、ar/excitement into ones heart 使某人感到恐惧/兴奋strike a balance between A and B打破A与B之间的平衡strike gold 打开成功之门strike sb. down 摧垮，使病倒， 使丧命 语篇理解 口语训练 要点讲与练 栏目链接即学即练要 点讲 与 练 选用上述词语完成下列句子。 (1)She _ with her latest novel, which made her famous all over the country. (2)Her words _ so that he was sleepless all night

15、 long, afraid of being killed unexpectedly some day.(3)He _ by cancer when he was only thirty.struck goldstruck fear into his heartwas struck down 语篇理解 口语训练 要点讲与练 栏目链接要 点讲 与 练2From time to time people suggest that extinct animals like dinosaurs, can possibly be brought back to life through cloning.

16、(p.15)不时有人提议，克隆技术将有可能使地球上像恐龙这样已经消失的动物复活。 语篇理解 口语训练 要点讲与练 栏目链接要 点讲 与 练词语链接bring back to life 使复生，使复活come to oneself 苏醒过来 语篇理解 口语训练 要点讲与练 栏目链接要 点讲 与 练即学即练完成下列句子。(1)It is said that the mysterious medicine can _(能使死人复活)(2)He finally _(苏醒过来了) after three days sleep. bring the dead back to lifecame to him

17、self 语篇理解 口语训练 要点讲与练 栏目链接要 点讲 与 练3All efforts of cloning an animal will be in vain if there is not enough diversity in the group to overcome illnesses. (p.15) 如果某个动物群体没有足够的多样性以战胜疾病， 那么克隆这种动物的所有努力都将是无用的。 语篇理解 口语训练 要点讲与练 栏目链接要 点讲 与 练词语链接vain adj. 无用的in vain 徒劳， 无用 语篇理解 口语训练 要点讲与练 栏目链接要 点讲 与 练即学即练 选用上述

18、词语完成下列句子。(1)She closed her eyes tightly in a _ attempt to hold back the tears. (2)They tried _ to persuade her to go. (3)She waited _ for her son to return. vainin vainin vain 语篇理解 口语训练 要点讲与练 栏目链接要 点讲 与 练4.but others will survive and pass on the ability to resist that disease to the next generation. (p.15)而另外一些动物却都能存活下来，并且把这种免疫力传给下一代。pass on.to.将传给 语篇理解 口语训练 要点讲与练 栏目链接要 点讲 与 练即学即练A 完成下列句子。(1)请把书和笔拿给我。_(2)He caught a serious disease and _(传给了他的家人)Please pass on the book and pen to me.pass