M5U3 Science and nature重点句子.doc

M5U3 Science and nature1. Science is developing faster _ we can even think about.2. I am the worlds first _ (clone) mammal.3. One the one hand, some scientists point out that _ you clone an embryo, you can produce valuable human tissues _ could be used to save human lives. One the other hand, many people, _ (include) some scientists, _ (disagree) and are afraid that, if mankind _ (玩弄) nature in this way, we may be on the way to _ (produce) a real-life Frankensteins monster.4. Cloning is producing an exact copy of a plant or an animal _ (use) its cells.5. The first mammal _ (clone) successfully from an adult cell was Dolly the sheep.6. However, in general the scientists _ (praise) for their wonderful scientific advance.7. Ian Wilmut, the Scientists _ created Dolly, _ (shock) that some scientists are now _ (consider) _ (clone) human beings.8. Although he researches cloning, his attention has never been to create copies of human. _, he thinks research should concentrate on _ (create) new tissues and organs _ can _ (use) to cure disease like cancer.9. I do not want to adopt someone elses child- if I _ (have) the chance, I would have a cloned baby right now.10. _ cloning human embryo is not legal in many countries, some scientists are pushing ahead with research in order to produce a cloned human11. China has succeeded _ (介词) producing clones of cows and goats, and continues to research ways _ cloning can benefit mankind.12. The human is _ (用完) the Earths natural wealth. We should be having few babies in order to reduce the Earths population, not _ (clone) more.13. I think the scientific advances _(mention) in your article are fantastic! I am _ (介词) complete agreement with human cloning.14. After all, scientists _ (challenge) moral ideas for centuries.15. I believe that we need strict laws to make _ a crime to do human cloning.16. If I _ (be) the President of Italy, I _ （think） about taking away his licence. (虚拟)17. At the top of the school _ the headmaster, _ (know) as the brain.18. Think of the oxygen _ the life we lead at school.19. _ they are often disappointed if they fail, most of them never give up.20. I think it is good to do a job that you are interested in. _, you will get bored easily.21. Families_ pets often become upset when their pets die. _ cloning, if your pet dies, you can have a new one that looks the same as the original pet. (介词)22. Cloned animals are not very healthy- they nearly always live brief, painful lives _ (compare) with ordinary animals.23. For a long time, our environment _（damage）because humans have been careless.24. We will someday destroy the planet we live _ (介词) if we continue in this way.25. _, if we focus only on conservation, then people may suffer.26. Would anyone say that development should be stopped _ (保护，支持) nature.27. From the point of view of some people, we are only doing _ humans have always done, _ (use) nature to meet our own needs.28. _ (介词) doing so, they are using up natural recourses _(介词) a fast rate.29. The developed and developing countries of the world need to work together to make sure that people enjoy healthy and happy lives, without the environment around them _ (suffer).30. _ is mankinds responsibility to find answers _ are good for everyone, and everything.31. So far, this technology _（use）to produce plants _ are better able to defend themselves _(介词) pests and disease.32. While there has been research in CM animals such as pigs, no GM meat _ (sell) at present.33. Re