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1、Book 8 Unit 2 CloningPeriod Three Language Points(II)导学目标掌握并能运用下列单词和短语：owe, bother, be bound to, pay off, cast down自主合作探究1. oweYou owe the lady an apology. (P13) (译文)_ _品味典例：1) I have paid off all his debts. In other words, I owe him nothing2) Owing to the bad weather, the sports meet had to be put
2、off.归纳拓展：owe vt. 欠(帐、钱、人情等) owe. to. 归功于owe sb. money=owe money to sb欠某人钱owing to=due to=thanks to=on account of=as a result of=because of因为即景活用：完成下列句子1) IfIhaveimprovedin any way, I_(归功于你)2) He paid me the ten dollars _(他欠我的). 3) I will_（因向您道歉）what I said this morning. Anyway, I meant no offence. 2
3、. botherHowever, the problem that she later developed a serious lung disease bothered scientists. (P14)(译文)_ _品味典例：1) Dont bother him while he is working.归纳拓展：bother vt.打扰; 麻烦 vi.烦恼；费心；特意，特地n.麻烦 bother to do 特意，特地干某事 bother sb. with/about sth. 某事打扰/烦扰某人 bother with/about sth. 操心做某事即景活用：完成下列句子1) Dont
4、 _(别拿这个去打搅你父亲)now; hes very tired. 2) _(不要特地来我家) to my home. 3) I dont want to _my problems. 我不想让你因为我的问题而担心。3. be bound to doDollys death, like her birth, _. (P14)多莉之死，正如它的出世一样，注定要带来焦虑。品味典例：1)Youve done so much work that you are bound to pass the exam.归纳拓展：be bound to do注定/必定做某事；有责任、义务做某事be bound fo
5、r sp开往(某地)；前往 be bound up in sth专注于某事，忙于某事即景活用：完成下列句子1) The weather _ get better tomorrow. 明天天气一定会变好。2) We _ for the Spring Festival(回家过春节) this year. 4. pay off(回归课本) But at last the _of the scientists_in 1966 with a _ -the cloning of Dolly the sheep. (P11)但科学家的决心和耐心最终得到了回报，这就是1996年具有突破性的克隆羊“多莉”的诞生
6、。品味典例：1) He was admitted to a key university. His three years of hard work finally paid off.2) He managed to pay off all his debts.归纳拓展：pay off vi 得到好结果；取得成功，没有白费 vt 偿清（债款）pay back 偿还. pay for sth付的钱；为付出代价 pay ones way 自食其力即景活用：用与pay相关的词组或所给词适当的形式填空。1) After ten years of hard work, she finally _ her
7、 debt. 2) Our efforts are sure to_.3) Have you _the book?4) He _ me _ the 100 dollars he owed me.5) His efforts were rewarded at last. = His efforts _ _ at last. 5. cast downCloning scientists were cast down to find that Dollys illnesses were appropriate to a much older animal. (P12) 克隆科学家沮丧地发现多莉的病更
8、容易在年老的羊身上。品味典例：1) Dont be so cast down. Just keep up your spirits. 2) The thief cast down the wallet and ran away. 3) Standing timidly before the teacher, the girl cast down her eyes归纳拓展：cast down vt使沮丧(通常用被动)；扔下；使下降 cast _ (过去式), _(过去分词) 即景活用：完成下列句子1) Dont let yourself _ (垂头丧气), try again.2) Findin
9、g out the truth made him_(沮丧). 达标检测1. 用本课时学过的词汇或短语的正确形式填空。1)You should _28 _a one-way ticket. 2) _ the rain the match was cancelled.3) He didnt even _ let me know he was coming.4) Even when walking in the company of two other men, I _ learn from them.5) I had no _(麻烦) (in) finding your house.2. 单句改错
10、1) -Have you heard that Li Yong was admitted into Hong Kong University?Is that true? Im glad that his efforts at last paid back.2) Why are you broken down, Bob? Well, I have been told that I didnt pass the final exam.3) As we all know, Australia is considered to be a great sporting nation and most Australians attach their love for sport to perfect conditions for it. 4) Sorry to bother to you, but would you mind moving your bag so my mother can sit down? No. Not at all.
