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1、人教课标 高二 选修 8 Unit 2 1 Do you know anything about dinosaurs 2 Have you ever seen the film Jurassic Park Enjoy some pictures about dinosaurs 暴龙 tyrannosaurus 剑龙 stegosaurs 角龙 ceratopsids 翼龙 pterodactyl 雷龙 brontosaurus Does the author believe the dinosaurs can be cloned The writer of the text A is exci
2、ted by the possibility of cloning fierce and extinct animals B believes that extinct animals can be brought back to life by cloning C thinks it impossible or unsuitable to clone extinct animals like dinosaurs D dreams of dinosaurs returning to the earth Answer the following questions 1 Why shouldn t
3、 you clone an extinct animal if there isn t enough diversity in the group There will not be enough genetic variation in the group to be able to resist new illnesses 2 Why is it wrong to clone an extinct animal if it would live in a zoo It is not a good idea to clone an animal that would live in a zo
4、o because it is not a suitable habitat to develop and increase its numbers The zoo is not a natural environment for a wild animal 1 The film Jurassic Park is popular because A people are interested in the subject of cloning B all the actors are dinosaurs C it was directed by a scientist who clones d
5、inosaurs D it proves very interesting Choose the best answers A 2 Which of the following is true A Mice were cloned in 1981 B Dolly the sheep was the first cloned animal C The name of the cloned cow is Bison D China was successful in cloning mammals 3 The reasons why a group of cloned animals all di
6、e of the same illness do NOT include A they have the same arrangement of genes B there isn t enough diversity in the group for it to overcome illnesses C the illness is a new one D their arrangement of genes can not resist that new disease Fill in the blanks according to the text People interested i
7、n Not only film makers but also for its impossibility Perfect DNA is needed There is not enough in the group A n would be needed for the cloned extinct animals ordinary people Reasons diversity suitable habitat The chance of dinosaurs returning to the earth is merely a dream Conclusion We can infer
8、from the text that A scientists are experimenting to clone dinosaurs B dinosaurs will never return to the earth C cloned animals will only live in the zoo D the DNA of dinosaurs can only survive 10000 year True or false according to the text 1 Scientists are still experimenting with cloning mammals
9、because they think it can make money 2 The animals that have disappeared from the earth like dinosaurs can be brought back to life through cloning 3 If we can clone any extinct animals we should let them live in a zoo F F F Others will survive and pass on the ability to resist that disease to the ne
10、xt generation 其他的将存活下来并传递其后代抵抗 这种病的能力 resist 词义 vt 抵制 抵抗 派生词 resistance n 抵抗 反抗 抗性 抵 抗力 耐性 resistant adj 抵抗的 防 的 抗 的 resister n 抵抗者 resistibility n 可抵抗性 抵抗力 常用搭配 resist sth doing sth 抵制某事 做某事 can t resist sth doing sth 禁不住某事 做某事 resist the enemy temptation 抵抗敌人 抵制诱惑 根据汉字提示完成句子 1 We are determined to
11、 stay and 抵抗敌人 2 Tom 忍 不住开玩笑 about his strange hairstyle 3 Quite a few people in power 抵制不住金 钱的诱惑 and disobey the law can t resist the temptation of money resist the enemy couldn t resist playing jokes Although a teenager Peter resisted what to do and what not to do A telling B being told C to tell
12、D to be told 解析 B 考查resist的用法 resist doing sth 抵制做某事 且主语Peter 和tell之间是被动关系 故B正确 B 1 The popularity of films such as Jurassic Park in which a scientist clones several kinds of extinct dinosaurs proves how the idea struck a mixture of fear and excitement into people s hearts 在 侏罗纪公园 这部电影中 有一 位科学家克隆了好几
13、种不同的绝种恐龙 类似这样的电影很受欢迎 证明了这 一想法使人们感到既兴奋又恐惧 in which引导定语从句 how引导宾语 从句 2 From time to time people suggest that extinct animals like dinosaurs can possibly be brought back to life through cloning 人们时常设想灭绝的动物 例如恐龙 有可能通过克隆技术使它们复活 from time to time有时 间或 偶尔 occasionally now and then 3 Diversity in a group me
14、ans having animals with their genes arranged in different ways 群中的多样性指的是拥有基因排列方 式不同的动物 with their genes arranged in different ways作定语 in different ways以不同 的方式 base on upon 以 为基础 依据 其结构为 base sth on upon sth is based on upon 4 Based on what we know now you cannot clone animals that have been extinct
15、longer than 10000 years 据我们现在所知 绝种一万年以上的 动物不能克隆 Choose the right answer 1 proves how the idea struck a mixture of fear and excitement into people s hearts A have sth on the brain B confused C droved people crazy D scared 2 People suggest that extinct animals like dinosaurs can possibly be brought ba
16、ck to life A kept up B resist C live on D relived 3 The initial requirement is that you need perfect DNA A most thankful B most pressing C most difficult D most needed 4 All efforts of cloning an animal will be in vain if there is not enough diversity A go to west B useless C helpless D meaningless 5 Others will survive and pass on the ability to resist that disease to the next generation A oppose B slide C hire D indicate 6 So the chance of dinosaurs ever returning to the earth is merely a drea
