通用版2021版高考英语大一轮复习预习案Unit2Cloning课件新人教版选修8.pptx

Unit 2Unit 2CloningCloning-2-必背表达单词写作信手拈来1. vi.不同;相异2.adj.精确的;准确的3.vt.(cast,cast)扔;投;掷4.n.突破5.vi.反对;不赞成6.vt.获得;赢得7.vt.(forbade,forbad;forbidden)禁止;不准8.vt.&vi积累;聚积9.vt.欠(账、钱、人情等);归功于10.adv.立刻;不久11.vi.退休;离开differexactcastbreakthroughobjectobtainforbidaccumulateoweshortlyretire-3-12.vt.打扰 vi.操心 n.烦扰13.vt.&vi.(struck,struck)打;撞击;罢工n.罢工14.adj.虚荣的;自负的;徒劳的15.vt.抵抗;对抗16.adj.不能的;不会的17.vt.崇拜;爱慕;喜爱18.adj.合情理的;讲道理的;公道的botherstrikevainresistunableadorereasonable-4-识记阅读单词读文理解通畅mercialadj. 4.straightforwardadj.5.undertakevt.(undertook,undertaken)6.proceduren.7.carriern.8.altogetheradv.剪枝;剪报;剪纸双胞胎之一;孪生儿之一成对的;成双的商业的;贸易的简单的;直接的;坦率的着手;从事;承担程序;步骤;手续携带者;搬运工;运输工具总共;完全地-5-9.arbitraryadj.10.correctionn.11.objectionn.12.mediumn.(plmedia)13.themedia14.attainvt.15.moraladj.16.conservativeadj.17.sideroad18.constitutionn. 任意的改正;纠正;修正不赞成;反对;异议媒介;手段;工具大众传播媒体(如电视、报纸等)获得;到达(水平、年龄、状况等)道德(上)的;伦理的保守的;守旧的旁路;支线;岔道宪法;章程-6-pulsoryadj.20.operan.21.chorusn.22.loafn.23.flourn.24.assumptionn.25.regulationn.26.popularityn.27.initialadj.28.drawbackn.必须做的;义务的;强迫的;强制的歌剧;歌剧团;歌剧院合唱;合唱队一条(面包)面粉假定;设想规则;规章;法规受人喜爱;流行最初的;开始的缺点;不利条件-7-29.merelyadv.30.decorationn.31.feathern.32.turkeyn.33.clawn.34.hatchvt.&vi.仅;只;不过装饰羽毛火鸡爪;脚爪孵出;孵卵;孵化-8-语用规律归纳1.后缀-ance高频名词resistance抵制;抵抗appearance外观;外貌;出现entrance入口importance重要;重要性guidance指导;领导insurance保险ignorance无知;愚昧significance意义;重要性elegance优美;高雅tolerance宽容;容忍assistance协助;援助-9-2.resist形近词集锦insistv.坚持consistvi.由组成assistv.协助3.巧记合成词falldowndownfall垮台gettogetherget-together聚会breakthroughbreakthrough突破breakoutoutbreak爆发-10-4.owe相关用法面面观owe.to.把归功于owingto因为;由于owesb.anapology该向某人道歉owesb.afavour欠某人一个人情owesb.sth.=owesth.tosb.欠某人某物-11-构织连脉词族1.differdifferentadj.不同的differencen.不同;差异2.exactexactlyadv.精确地;准确地3.objectobjectionn.不赞成;反对;异议4.accumulateaccumulationn.积累;聚积5.retireretiredadj.退休的;离职的retirementn.退休6.assumptionassumevt.假定;设想7.resistresistancen.抵抗;对抗8.reasonablereasonn.理由;原因-12-语境活用1.Thepurposeofeducationisnotonlytheaccumulationofknowledge,butitalsomeansaccumulatingintelligenceaswellasabilities.(accumulate)2.Fromtheappearance,wecannottellthedifferencesbetweenthetwins,thoughtheyaredifferentincharacter.(differ)3.Dontassumethatyouareaprincessandstoplivinginassumptionsanymore.(assume)4.Heretiredfromthepostasamanager.Andafterhisretirement,hesettleddowninaremotevillage.(retire)5.Thoseobjecting(反对)tohumancloningthinkitwillbother(打扰)humanbeingsnormalreproductionsoitshouldbeforbidden(禁止)bylaw.-13-1.payoff得到好结果;取得成功;偿清2.castdown使失望;使沮丧3.infavourof赞成;支持4.(be)boundto(do)一定或注定(做)5.strike.intoonesheart使刻骨铭心6.fromtimetotime不时;偶尔7.bringbacktolife使复生;使复活8.invain白费力气;枉费心机9.ingood/poorcondition状况很好(坏);情况很好(坏)10.objectto反对-14-语境活用1.Areyouin favour ofthegovernmentsplantobuildanotherhigh-speedrailwayline?2.Theretireeswerewas cast downbytheirpresentlife.3.Dayafterdayshewaitedin vainforthetwinstotelephoneher.4.Allovertheworld,manyresearchersobject todoingexperimentswithanimals.5.Youvedonesomuchworkthatyouare bound topasstheexamthistime.-15-语用规律归纳1.“in+名词+of”短语全接触insearchof寻找inhonourof为了;向表示尊敬infavourof赞成;支持inmemoryof为了纪念inviewof鉴于;由于intermsof谈及;就而言;在方面2.heart常见搭配loseheart灰心heartandsoul全心全意地strike.intoonesheart使刻骨铭心putonesheartinto.用心对待-16-领悟教材语境1.Thefactthatsheseemedtodevelopnormallywasveryencouraging.(Page11)考点提炼 that引导同位语从句2.However,scientistsstillwonderwhethercloningwillhelporharmusandwhereitisleadingus.(Page12)考点提炼 whether.or是还是高考写作情景1.这些年来地球逐渐变暖的事实,使科学家们非常担心。The fact has worried many scientists that the earth is becoming warmer and warmer these years.2.这一次将让我们自己决定是在公园里野餐还是去博物馆。Once we were left to decide whether to have a picnic in a park or go to a museum.-17-主题与语篇填空Cloningisawayof1.making(make)anexactcopyofanotheranimalorplant.2.Ithastwomajoruses.Oneis3.thatgardenersuseittoproducecommercialquantitiesofplants.The4.otheristhatitisvaluableforresearchonnewplantspeciesandformedicalresearchonanimals.5.However,theprocessofcloningisdifficulttoundertake.Manyattemptstoclonemammalsfailed.Thefirstsuccessfulclone,Dollythesheep,madethewhole6.scientific(science)worldfollowitsprocess,thoughithadmore7.problems(problem)thanthenormalsheep.Ontheotherhand,Dollysappearance8.raised(raise)astormofobjectionsandhadagreatimpact9.onthemediaandpublicimagination.Differentpeoplehavedifferentopinionsofit.However,scientistsstillwonderwhethercloningwillhelporharmusand10.whereitisleadingus.-18-主题与短文改错Thepossibilityofcloningfierceandextinctwildanimalshavealwaysexcitedfilmmakers.Andtheyarenottheonlyone.ThepopularityofthefilmJurassicParkproveshowinterestingordinarypeopleareinthesubject.Itisafilminthatascientistclonesseveralkindofextinctdinosaurs.Infact,wearelongwayfrombeingabletocloneextinctanimals.Fromtimetotimepeoplesuggestedthattheanimalsthathavedisappearedfromtheearth,canbebroughtbacktothelifethroughcloning.Unfortunately,basedonwhatweknownow,itispossible.Sodinosaursreturnedtotheearthismerelyadream.-19-答案: