江西省吉安市井冈山大学附中高中英语《Unit2 Cloning 》导学案(三)新人教版选修8_江西井冈山大学好不好
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江西省吉安市井冈山大学附中高中英语 新人教版选修八《Unit2 Cloning 》导
学案
（三）一.导案
1．反对，不赞成 vi.2.媒介，手段，工具n.→（pl）3.获得，赢得vt 4.获得，到达（水平、年龄、状况等）vt.5.道德（上）的，伦理的adj.6.退休，离开vi.7积累，聚积（n）(vt)8旁路，支线，岔道.9支持；赞成 反义词组 10禁止，不准(vt)二．课内探究
探究一：Important words and expreions 1.object vi.反对, 拒绝 vt.提出……来反对 n.物体, 宾语, 对象拒绝之理由 常用搭配：object to/ against 反对（注意to是介词）object+从句 【拓展】objection n.反对，异议, 常用搭配：have/take/ feel an objection to… 对……提出异议；对……表示反对
My main objection to the plan is that it costs too much.我反对此计划的原因是花费太多。2.forbid vt.禁止，不准 注意：forbid的过去式和过去分词是：forbade, forbidden。常用搭配：forbid doing禁止做某事 forbid sb.to do 禁止某人做某事
forbid sb.from doing sth.禁止某人做某事 3.obtain
vt.& vi.得到，获得
Further information can be obtained from head office by calling up the secretary.进一步的信息可以通过给秘书打电话从总公司获取。辨析：get，obtain，acquire，gain（1）get指“以某种方法或手段得到某种东西”；
（2）obtain是较正式用语, 常指“通过努力工作、奋力或请求而得到所需的东西”；（3）acquire强调“经过漫长的努力过程而逐渐获得”；
（4）gain往往指“通过努力或有意识行动而获得某种有益或有利的东西”。如: Did you get my telegram last Sunday? 上周你收到电报了吗？
He obtained experience through practice.他通过练习获取了经验。We should try to acquire good habits.我们应该养成好习惯。I hope you will gain greater succe.我希望你会获得成功。4.owe vt 欠（帐，钱，人情等）；归功于
owe sb.sth./ owe sth.to sb.欠某人某物 owe sb.for… 因…而欠某人 owe sth.to sb./sth 把某事归功于某人或某事 5.cast（cast,cast）vt.扔；投；掷；脱落
As soon as they reached the fishing area, the fishermen cast their nets into the sea.cast down： 使沮丧, 低沉，使下降 be cast down=feel discouraged 感到沮丧
Don’t be so cast down.Just keep up your spirits.不要这样低沉，要保持高昂的情绪。相关短语：cast away 丢弃,使失事, 使漂流 cast off 放弃；丢弃 cast out赶走, 驱逐 6.have a strong impact on
have / make a strong / great impact on...对……有（或产生）巨大影响。The anti-smoking campaign has had quite an impact on young people.这场反对吸烟的运动对年轻人有极大的影响。
7.bring … back to life = come back to life 使复生 bring … back to health 使恢复健康； 8.in vain
徒劳，无益，枉然 【拓展】 in advance提前 in charge(of)主管 in debt 负债 in danger 处于危险中 in order 井然有序
in practice 从实践上看 in return 作为报答 in ruins 一片废墟in theory 从理论上看
探究二：Sentence focus 1.Read the text again, find out the sentences and analyze them.1)Then came the disturbing news that Dolly had become seriously ill.Cloning scientists were cast down to find that Dolly’s illnees were more appropriate to a much older animal.这是一个含有_____的复合句，that引导的从句是对前面名词news内容的解释说明，同时，主句又是______.In the dark forests _________ , some large enough to hold several English towns.A.stand many lakes B.lie many lakes C.many lakes lie D.many lakes stand 2)It suddenly opened everybody’s eyes to the poibility of using cloning to cure serious illnees and even producing human being.本句中of 和后面的动名词结构构成介词短语做_____，修饰前面的名词poibility，其中using 和producing是并列关系。注意介词后出现动名词或动名词复合结构时，一定把握好动名词主动和被动形式的变化。
At the beginning of cla, the noise of desks_____________ could be heard outside the claroom.A.opened and closed B.to be opened and closed C.being opened and closed D.to open and close 3)Newspapers told stories of evil leaders hoping to clone themselves and religious leaders raise moral questions.本句结构是：and连接了两个并列分句，前句中的 hoping to clone themselves是分词短语做________，相当于定语从句_____________。注意现在分词作定语，表示主动和正在进行的概念。
Peter received a letter just now ________ his grandma would come to see him soon.A.said B.says C.saying D.to say 三.练案 Multiple choice 1)I object to ____to like that.A.speaking B.spoke C.be spoken D.being spoken 2)Mary wanted to travel around the world all by herself, but her parents didn’t ____her to do so.A.forbid B.allow C.follow D.ask 3)Jill couldn’t resist ____about Tom’s baldne.A.make jokes B.to make jokes C.making jokes D.make jokes 4)He is ____because of his failure in the exam.A.cast aside B.cast out C.cast away D.cast down 5)I’m ____ people going out and enjoying themselves so long as they don’t disturb other people.A.in favor of B.in charge of C.in terms of D.regardle of 6)We want our children to know that hard work ____.A.comes off B.gives off C.pays off D.sees off
答案： 探究二Sentence focus
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