新视野大学英语第3册第8单元课件.ppt

Unit 8 Legal and Moral Implications of Cloning The theme of this article is the argumentation First ,the auther offered the cause that scientisits had cloned a sheep . Second ,the views of kinds of people and their claims . includind supporting and againsting. Last ,the auther put forward his view. The structure of article (1) The first part is paragraph 1,it said that after the news which scientisits had cloned a sheep made a heated discussion . (2)The second part is paragraph 2 to paragraph 5 ,it said that the view of some people including conservative spiritual .lawyer and scientists. (3)The third part is 6.it said that the opinion of the auther . CHECK 1.It is sensible to buy the most up-to-date version. 2. She decided after thinking a long time to accept his offer. 3. In order to have a successful exhibition we should try our best to collect more famous paintings. 4. We had to accept the fact of taking a loss on the sale. 5.These policemen are frightened when they are aware of the fact that they face a population which has the most advanced automatic arms at its disposal . 6. She got a new idea for increasing sales. 7. Economic and social inequalities can never be considered as positive and constructive forces. Just think aboutit Who will take advantage of human cloning ？ medicine——organs transplantation breeding valuable genes Rare and endangered species protecting Agriculture——breed high-yield vaviety THE END * * It is like a kind of copy. Scientists get the nucleus from a creature’s body and put it to an egg cell. Through the cell culture technology, a clone creature can be get. Ewe Ewe l Dolly It was born on July 5 in 1996.The scientist Wilmut with his team produced this sheep. This is the first time that use the Somatic cells to clone an animal in the world. Dolly’s appearance is a big shock at clone field but it also has generated a long list of difficult puzzles for scientists, politicians, and philoso