2014-2015学年高中英语Unit2CloningLearningaboutlanguage课件新人教版选修.ppt

1、Learning about language 1. Complete the following sentences using suitable words or phrases from the previous sections. 1). In many respects natural clones _ greatly from man-made clones. 2). He was much _ by the failure of his cloning experiment,differ,cast down,3). Dust had _ during the years when

2、 the house was deserted. 4). Robert suggested that I should _ the job of decorating the ceiling of the hall. 5). Her memory is _, and she seldom goes wrong. 6). She wasnt _ pleased with her decision, but she had no other choice,accumulated,undertake,exact,altogether,2. Rewrite the following sentence

3、s using words of similar meaning to replace the underlined words. 1). Compared with her brother, she is so honest about her opinions,Compared with her brother, she is straightforward about her opinions,The arbitrary decisions of the factory leaders caused anger among the workers,Is your new factory

4、in the commercial area of Beijing,2).The decisions of the factory leaders that had been made without any reason caused anger among the workers,3).Is your new factory in the business area of Beijing,4). Do you support the governments plan to build more railway lines,Are you in favour of the governmen

5、ts plan to build more railway lines,This is the procedure for you to have your teeth out,5).This is the way we arrange for you to have your teeth out,I object to your plan because it will cost too much money,Your mother and I will forbid you to stay out so late when you have homework to do,7). Your

6、mother and I will not allow you to stay out so late when you have homework to do,6). I dont agree to your plan because it will cost too much money,3. When Freddy the frog grew older he wanted to _ cloning so that his musical career could continue. The doctor explained that cloning was a _ question t

7、hat he should consider seriously. So Freddy asked his friends and noted with _ that they agreed with him,undertake,controversial,satisfaction,However, shortly after he did some research, he felt _when he discovered the fate of the _ clone, Dolly the sheep. The dream that one could live forever now s

8、eemed impossible. So Freddy made up his mind to enjoy his singing and _many,cast down,breakthrough,accumulate,happy experiences so that when he retired he would be able to look back on his life with great pleasure,C My opinion is that human cloning should be forbidden,4. 1). What is your point of vi

9、ew about human cloning,2). How can you prove a clone is authentic,F A real clone should be identical to its original parent, from whom the cell was taken,D Cloning helps them get profits from commercial quantities of plants,3). How do gardeners benefit from cloning,4). How differently do people thin

10、k of the cloning of plants and that of animals,E The cloning of plants is straightforward but the cloning of animals is controversial,B Dolly the sheep was the first mammal clone and an important success,A Many people are against human cloning because of religious and moral belief,5).What was the br

11、eakthrough in the history of cloning,6). Why do some people object to human cloning,Discovering useful structures,Answer key for Exercise 1: 1. The whole scientific world followed the progress of the first successful clone, Dolly the sheep. 2. Then came the disturbing news that Dolly had become seri

12、ously ill,1. I have no idea _ _ 2. We heard the news _ _ 3. John told the truth _ 4. Betty won a prize that _ _,that she will come next,week for a short visit,that Dolly the sheep,that he failed in the test,she had dreamed of,died young,for years,Answer key for Exercise 3,5. Charles agreed to the regulation _ _ 6. Yesterday I was glad to get a message _ 7. The fact _ _ 8. I got the imp