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第一部分回归教材选修8Unit1～Unit5Unit2Cloning考点突破02基础自测01随堂演练03基础自测01重温教材稳固基础Ⅰ.单词回顾(一)拓展单词1．differvi.不同；相异→adj.不同的；与众不同的→n.差异；不同2．exactadj.精确的；准确的→adv.准确地3．adj.商业的；贸易的→commercen.商业4．undertakevt.着手；从事；承担→(过去式/过去分词)differentdifferenceexactlycommercialundertook/undertaken5．castvt.扔；投；掷→(过去式/过去分词)6．n.改正；修正；纠正→correctvt.改正；纠正7．objectvi.反对；不赞成→n.不赞成；反对；异议8．forbidvt.禁止；不准→(过去式/过去分词)9．accumulatev.积累；聚积→n．积累10．n.假定；设想→assumevt.假定；设想11．strikevi.&vt.&n.打；撞击；罢工→(过去式/过去分词)cast/castcorrectionobjectionforbade,forbad/forbiddenaccumulationassumptionstruck/struck12．resistvt.抵抗；对抗→n.抵抗；对抗→adj.有抵抗力的；抵制的13．adv.仅；只；不过→mereadj.仅仅的14．decoratev.装饰；布置→n.装饰15．adj.合情理的；讲道理的；公道的→reasonn.理由；道理16．retirevi.退休；离开→n.退休；引退17．owevt.欠(账、钱、人情等)；归功于……→adj.拖欠；未付resistanceresistantmerelydecorationreasonableretirementowing(二)重点单词1．obtainvt.2．altogetheradv.3．drawbackn．4．adorevt.5．bothervt.vi.n.获得；赢得总共；完全地缺点；不利条件崇拜；爱慕；喜爱打扰操心烦忧6．vainadj.7．straightforwardadj.8．breakthroughn．9．attainvt.10．moraladj.11．regulationn．虚荣的；自负的；徒劳的简单的；直接的；坦率的突破获得；到达(水平、年龄、状况等)道德(上)的；伦理的规则；规章；法规【联想】1．动词＋ion变名词①correct→改正；纠正②object→反对③regulate→规则；规章④decorate→装饰⑤accumulate→积累⑥assume→假定；设想correctionobjectionregulationdecorationaccumulationassumption2．形容词＋ly变副词①mere→只；仅仅②short→立刻；不久③exact→精确地④fair→公平地；相当地⑤initial→最初；起初merelyshortlyexactlyfairlyinitially3．巧记合成词①falldown→垮台②gettogether→聚会③breakthrough→突破④breakout→爆发downfallgettogetherbreakthroughoutbreakⅡ.短语回顾1．得到好结果；取得成功；偿清2．反对3．赞成；支持4．一定或注定(做)……5．不时；偶尔6．使复生；使复活7．沮丧；不愉快payoffobjecttoinfavourof(be)boundto(do)．..fromtimetotimebringbacktolifecastdown8．使……刻骨铭心9．白费力气；枉费心机10．状况很好(坏)；情况很好(坏)11．把……归功于……12．对……有很大影响strike...intoone'sheartinvainingood/poorconditionowe...to...haveagreatimpacton【联想】1．“in＋名词＋of”短语①favourof赞成；支持②memoryof为了纪念……③searchof寻找④honourof为了向……表示尊敬⑤viewof鉴于；由于⑥termsof谈及；就……而言；在……方面inininininin2．heart相关短语①strike...one'sheart使……刻骨铭心②putone'sheart...用心对待③heart灰心④andsoul全心全意地intointoloseheart3．“in＋名词”短语一览①in白费力气；枉费心机②in如释重负地③in总之；简言之④in陷入麻烦⑤in在困难中；急需⑥in在危险中vainreliefshorttroubleneeddanger4．“v.＋off”短语荟萃①off偿清②off切断③off起飞④off关闭⑤off推迟⑥off发出光/热/气体等paycuttaketurnputgiveⅢ.佳句必背1．while用于并列转折Cloningplantsisstraightforwardcloninganimalsisverycomplicated.克隆植物是简单的而克隆动物却十分复杂。2．that引导的同位语从句Thencamethedisturbingnews.接着传来了令人烦恼的消息，多莉得了重病。whilethatDollyhadbecomeseriouslyill3．whether引导的宾语从句However,scientistsstillwonderorharmusandwhereitisleadingus.然而，科学家们仍然想知道克隆技术会帮助我们还是伤害我们，并且它将我们引向何方。4．whether引导同位语从句Besidesthat,thereisalsoafiercedebateoverthequestion.除此之外，克隆人的实验是否应该被允许进行的问题引起了激烈的争论。whethercloningwillhelpwhetherhumancloningexperimentsshouldbeallowed5．Theadvantageisthat...其优点是……，that引导表语从句ifthereisanewillnesssomeoftheseanimalsmaydie,butotherswillsurviveandpassontheabilitytoresistthatdiseasetothenextgeneration.其优点是如果发生某种新的疾病，这类动物中的一些可能会死掉，但是另外一些却能存活下来，并且把这种免疫力传给下一代。TheadvantageisthatⅣ.课文回顾Cloningisawayofmakinganexactcopyof__1__animalorplant.__2__hastwomajoruses.Oneisthatgardenersuseittoproducecommercialquantitiesofplants.Theotheristhatitis__3__(value)forresearchonnewplantspeciesandformedicalresearchonanimals.However,theprocessofcloningisdifficult__4__(undertake)．Thefirstsuccessfulclone,Dollythesheep,__5__(make)thewholescientificworldfollowitsprocess,thoughithad__6__(many)problemsthanthenormalsheep.Butontheotherhand,Dolly's__7__(appear)raisedastormofobjectionsandhadagreatimpact__8__themediaandpublicimagination.Differentpeoplehavedifferentopinionsonit.__9__，scientistsstillwonderwhethercloningwillhelporharmusand__10__itisleadingus.1．2.3.4.5.6．7.8.9.10.anotherItvaluabletoundertakemademoreappearanceonHoweverwhereⅤ.单元语法同位语从句1．Theyhaven'tsolvedtheproblemwentwrongwiththemachine.2．Thequestionweshouldcontinuetodotheexperimenthasnotbeenansweredyet.3．Imadeapromisetomyselfthisyear,myfirstyearinhighschool,wouldbedifferent.whatwhetherthat4．Ihavenoideathecellphoneisn'tworking,socouldyoufixitforme?5．Don'tworry!Thereisstillagreatchancewecanmakeupforthelosttime.whythat考点突破02核心考点各个击破核心单词重难突破1．differvi.不同；相异Thinkabouthowtheydiffer.想一想他们如何不同。(1)differfrom＝bedifferentfrom与……不同differin＝bedifferentin在……方面不同(2)differencen.不同；区别makeadifference有影响；重要；要紧tellthedifferencebetween...and...区分……与……的差别(3)differentadj.不同的bedifferentfrom...in...在……方面与……不同(4)differentlyadv.不同地[练习](1)单句语法填空①Humansdifferotheranimalstheirabilitytospeak.②Ibelieveifeveryonemakesalittleeffort,wecanmakeabig(differ)．(2)完成句子Eventhoughwecompletelydifferwearestillgreatfriends.虽然我们在性格上完全不同，但我们仍然是不错的朋友。fromindifferencefromeachotherincharacter,2．undertakevt.着手；从事；承担；承诺；答应Sheundertookfullresponsibilityforthenewchanges.她为新变化承担全部责任。undertakeatask/project承担一个任务/项目undertakeasurvey进行调查undertaketodosth.同意或答应做某事undertakethat...保证……[练习]单句语法填空①Theproject(undertake)bytheyoungengineeronhisownturnedouttobeverysuccessful.②Theorganizationcouldundertake(direct)thedistributionofaid.undertakentodirect3．objectvi.反对；不赞成n．物体；目标ManylocalpeopleobjecttothebuildingofNewAirport.许多当地的居民反对兴建新机场。(1)objectto(sb./sth.)反对(某人/某事)objecttodoingsth.反对做某事(2)objectionn．不赞成；反对；异议haveanobjectionto(doing)sth.对(做)某事表示反对raiseanobjectiontosth.对某事提出异议(3)objectiveadj.真