大学英语三(综合教程)第四单元学习资料.pdf

3 大学体验英语三（综合教程） Unit 4 Cloning and Ethics Listen and Talk Lead in The news that a sheep in Scotland has been successfully cloned 1) ; . What good would it be to clone humans? What would I do with a clone of myself? Then 2) that I could have my clone go into work for me while I went out hiking, biking, skiing, etc.! I really could be in two places at once. But wait a minute. If that's what I would do with my clone, how do I know that I'm not a clone myself? What if the 3) had himself cloned and sent the clone (that is, me) in to do his work for him? This explains a lot: — all those mysterious checks I find in my 4) every month (with my signature) but don't remember writing, — why my wife doesn't seem to notice when I've been out of town, — all those traffic tickets I have to pay but swear I never received in the first place. — why my friends say things like, "I thought I saw you out skiing last week," when I know I was at work, — why I keep getting fines for 5) at the library, when I only check out CD's, — the 6) to my credit card (the one with my picture on it) from London, Paris, New York ... I can only hope the original me never gets sentenced to prison. Key:1. got me wondering; 2. it hit me; 3. original me; 4. bank statement; 5. overdue books; 6. unexplained charges Passage A: Not Now, Dr. Miracle 2. Answer the following questions with the information from the passage. 1) Why is Antinori called Dr Miracle? By practicing the most advanced reproductive biological techniques to treat his patients, he has worked a lot of miracles. Now working on cloning, he is challenging the biological limits and striving for another miracle. 2) How do you understand the author's state