M5 U3 Science versus naturePart 1 The Preview SheetI. 词形变化1. announcement (n.) announce (v.) 12. nutrition (n.) nutritious (adj.) announcer (n.) nutrient (n. 营养物)2. intention (n.) intend (v.) nutritionist (n.营养学家)3. anxiety (n.) anxious (adj.) 13. resistant (adj.) resist (v.)4. adopt (v.) adopted (adj.) resistance (n.) adoption (n.) 14. carelessness (n.) careless (adj.) adopter (n. 收养者，采用者) careful (adj.)5. deliver (v.) delivery (n.) 15. agriculture (n.) agricultural (adj.)6. medical (adj.) medicine (n.) 16. tourism (n.) tourist (n.)7. succeed (v.) success (n.) tour (n./v.) successful (adj.) 17. construct (v.) construction (n.)8. benefit (v./n.) beneficial (adj.) constructive (adj.建设性的)9. advance (n./v.) advanced (adj.) constructor (n.建设者) advancement (n.) 18. productive (adj.) produce (v.)10. cautious (adj.) caution (n.) production (n.)11. conclude (v.) conclusion (n.) product (n.) conclusive (n. 结论性的)II. 重要短语1.一方面另一方面 on the one handon the other hand2.正在做某事的过程中；即将成为on ones/the way to doing sth3.为了，以为目的和意图 with the intention of4.与有关联/有联系 be related to5.一般来说，总体而言 in general6.义无反顾地进行，努力推进 push ahead with7.以告终 end up (with)8.用完，耗尽 use up9.准备就绪，布置妥当 putin place10想出；理解，明白；计算出 figure out11.对某人而言 on ones part12.支持，赞同in favour of13.满足某人要求 meet ones needs14.结果是，证明是，原来是 turn out15.成功地做某事 succeed in doing sth16.提倡做某事 advocate doing sth17.考虑做某事 consider doing sth18.干涉自然 interfere with nature19.牵涉卷入涉及，专心于 be involved in20.对有好处 be of benefit to/be beneficial toIII. 课文重要句子1. On the one hand, some scientists point out that if you clone a embryo, you can produce valuable tissues and organs that could be used to save human lives.一方面，一些科学家指出如果克隆一个胚胎，就可以制造出有价值的组织和器官，可以用来挽救人类的生命。2 On the other hand, many people , including some scientists, disagree and fear that if mankind interferes with nature in this way, they may be on their way to producing a real-life Frankensteins monster.另一方面，很多人并不赞同（克隆），包括一些科学家，他们害怕如果人类用这种方式干预自然，他们有可能正在制造一个现实版的弗兰克斯坦怪物。3. While cloning human embryos is illegal in many countries, some scientists are already pushing ahead with research so as to deliver a cloned human baby.尽管在很多国家克隆人类胚胎是非法的，但一些科学家已经整全力推进研究进程从而能接生一个克隆宝宝。4. After all, scientists have been challenging questions of morality for centuries. 毕竟，几个世纪来科学家们一直在挑战（各种）道德问题。5If I had the opportunity , I would clone her immediately so that I could be with her again. 如果我能有这个机会，我会马上克隆她这样我就能在次和她在一起了。6. Not everything that is best for nature is good for people. 不是每个对自然最佳的东西都对人类有益。IV. 重要单词、短语的用法1.announcement n.口头通知 make an announcement发（口头）通知 a TV announcer 电视播音员 announce sth. to sb.，不可以是announce sb. sth.； declare宣布 （如公开声明战争/和平/中立等，较正式的场合），和announce有时可互换。declare war against/on sb. 向.宣战2.in general 一般说来 ； generally speaking一般说来3. praise praise sb for sth因某事而表扬某人； in praise of 赞扬（某人）； 4. adopt (vt.) 收养，领养；采用，采纳（议案、意见等） adopt measures/ new methods/ an idea 采取措施/ 采用新办法/ 采纳意见 an adopted son 养子 adopted words 外来词 5. deliver vt. 接生；传递；发表（演讲等） Her baby was delivered by an experienced doctor. deliver sb. from danger 救某人于危险境地 deliver sth. to sb. 把物品带给某人 deliver a message/ a letter 传话/ 送信 deliver a speech 发表演讲 deliver sb. of a baby be delivered of = give birth to 6. benefit n. 利益；好处； vt.& vi. 有益于be of benefit to 对有裨益 = be beneficial to sb.; for the benefit of为了的利益benefit sb./sth. 有益于某人/某物 benefit from 从中获益7. consequence n 结果；后果 adv. consequently as a consequence of 因为；由于 同义短语有：because of; as a result of; on account of ; thanks to; due to; owing to等。 8. advance高级的；先进的；发达的 advanced countries/technologies/courses/studies advance with the times 与时俱进 in advance 提前；预先 make great advances 取得较大进步/进展an advanced teacher 先进教师9. conclude vt. &vi. 结束 = put an end to; come to an end n. 结论 conclusion come to/arrive at/reach/draw a conclusion 得出结论10.urge n.& vt. 催促；敦促 最常见搭配：urge sb. to do sth. 11.cure vt. 治疗；治愈 惯用搭配有：cure sb. of a disease 类似结构的短语还有： rob sb. of sth. 抢走某人某物 cheat sb. of sth. 骗走某人某物 ensure sb of sth. 使某人确信某事 remind sb. of sth.提醒某人某事inform sb. of sth.通知某人某事 persuade sb. of sth. 说服某人相信某事 convince sb. of sth. 使某人确信某事 12. on (the) one hand