英语：一轮复习讲义课件Unit2《Cloning》(新人教版选修.ppt

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1、Unit2Cloning基础落实Ⅰ.高频单词思忆1.Don’t(麻烦)mewiththestupidquestions.2.He(积存)alargefortune.3.Icouldhardly(忍住)laughing.4.Hewasnot(完全地)pleasedwithhisnewhouse.5.Asstudents,weshouldobeyschool(规定).botheraccumulatedresistaltogetherregulations6.Theteacheriscapableofmakingcomplicatedproblems(简单的)

2、forthestudentstoaccepteasily.7.Hisopiniondentirelyfrommine.8.I’dliketocome,too,ifyouhavenoo.9.Wemustlearntouresponsibili-ties.10.Thefilmwasacsuccess.straightforwardiffersbjectionndertakeommercialⅡ.重点短语再现1.沮丧；不愉快2.反对3.赞成；支持4.成功；得到回报5.使复活6.状况很好/坏7.使……刻骨铭心8.白费力气9.不时；偶尔castdownobject

3、toinfavourofpayoffbringbacktolifeingood/poorconditionstrike...intoone’sheartinvainfromtimetotimeⅢ.典型句式运用1.Itisadifficulttasktoundertake.这是一个很难承担的任务。此句中it作形式主语，可以代替由，不定式复合结构，动名词及从句表示的真正主语。另外，it还可作，代替由不定式、动名词或从句表示的真正宾语。It还可以用于结构中。考点提炼不定式形式宾语强调2.Thegreatdrawbacktocloningagroupofanim

4、alsisthattheywouldallhavethesamearrangementofgenesandsomightdieofthesameillness.经过克隆的动物群体的最大缺点是：它们的基因排列有可能完全相同，因而它们有可能会死于同一种疾病。本句中that引导的从句为，that仅起作用,在从句中,表语从句主要有以下两种类型：(1)be+从句(2)be以外的系动词（seem/look/appear/sound/taste/feelremain等）+从句考点提炼表语从句连接不充当任何成分3.Dolly’sdeath,likeherbirth,wa

5、sboundtoraiseworries.多莉的死亡，就像她的出生一样，必定会引起人们的恐慌。beboundtodosth.；。beboundupinsth.忙于某事；热衷于某事物beboundupwithsth.与某事物关系密切beboundfor...去；准备去……考点提炼一定做某事有责任或义务做某事导练互动重点单词1.undertakeItisadifficulttasktoundertake.(回归课本P11)观察思考Thelawyerundertookthecasewithoutafee.这位律师免费承办那个案子。Heundertooktob

6、ehereatteno’clock.他答应十点钟到这儿来。Sheundertooktheorganizationofthewholescheme.她负责整个计划的组织工作。归纳总结undertakevt.；；过去式，过去分词。undertakeatask承担任务undertakeanattack发动进攻undertaketodosth.答应/同意做某事undertakefor...为……负责undertakingn.任务;事业，企业着手从事undertookundertaken即学即用（1）他答应在星期五以前完成那份工作。HethejobbyFrid

7、ay.（2）我保证你会喜欢这次旅行。Icanyouwillenjoythetrip.（3）Thenewlaboratorieswillbeconstructedthisyear,andlocalfirmshavebeenaskedtothework.A.assignB.manufactureC.provideD.undertakeDundertooktofinishundertakethat2.objectOntheotherhand,Dolly’sappearanceraisedastormofobjections...(回归课本P12)观察思考We

8、objectedtoleavinginsuchahurry.我们反对这样匆忙地离