2023学年完整公开课版Cloning单元回顾

Unit2重点知识回顾一重点词汇1.differvi.不同；相异differencen.不同之处differentadj.不同的1).Theirhousediffersfrommineinhavingnogarage.他们的房子与我的不同，区别在于他们的没有起车库。2).Thetwosidesstilldifferwitheachotheroverthequestionofpay.双方在报酬的问题上仍各持己见。[拓展]AdiffersfromBin...A与B在……方面不同 AdifferswithBabout/on/over...A与B就……意见相左2.undertakevt.(undertook;undertaken)着手；从事；承担；同意，答应，保证(后接todo)1).Sheundertooktheresponsibilityforthesechanges.她承担了做出这些改变的责任。2).Heundertooktopaythemoneybackinonemonth.他答应在一个月之内还钱。[练习]翻译1).她答应在周五之前完成那份工作。________________________________________2).他负责整个项目的组织工作。___________________________________________Keys:1).SheundertooktofinishtheworkbeforeFriday.2).Heundertooktheorganizationworkofthewholeproject.3.disturbvt.扰乱,使不安,弄乱disturbedadj.被乱的,动乱的,不安的disturbingadj.令人不安的/烦扰练习：用disturb,disturbing,disturbed填空。(1)I’mvery__________aboutAlice.disturbed(2)Don’t_________thepapersonmydesk.disturb(3)Thiscountryisina____________state.disturbing4.forbidvt.(forbadeorforbad;forbidden)禁止；不准；阻止妨碍1).Thelawforbidstheuseofchemicalfertilizers.法律禁止使用化学肥料。2).Iforbidyoutotellhim.我不准你告诉他。[拓展]forbidsth./doingsth.禁止，不许（做某事）forbidsb.todosth.禁止某人做某事Hisfatherforbadehimtotalktoher.5.accumulatevt.&vi.积累；聚积accumulationn[u,c]积累1).Byinvestingwiselysheaccumulatedafortune.她由於投资精明而积蓄了一笔财产。2).Dustanddirtsoonaccumulateifahouseisnotcleanedregularly.房屋不经常打扫,尘土很快就越积越多。6.obtainvt.(正式；尤指通过努力或计划)获得；得到obtainableadj能得到的;可获得的1).Ihaven’tbeenabletoobtainthatrecordanywhere.我到处都没买到那张唱片。2).Hesaidthatthepolicehadobtainedthisinformationbyillegalmeans.他说警方是靠非法手段获得这一资料的。[拓展]obtainsthfromsb/sth从……获得某物n.罢工，打击，殴打v.打，撞，罢工，划燃Howdoestheideastrikeyou?这想法你觉得怎样？Thelionesscrouchedreadytostrike.母狮低伏著身子准备攻击。Itwasnotlongbeforetragedystruckagain.没多久，灾难又再次降临。Theunionstruckforbetterworkconditions.工会为争取更好的工作条件而罢工。strikeintovt.打进(刺入，突然转入，突然开始)Achillstruckintothenarrowofhisbones.他感到一股寒意，透入骨髓。Hestruckintoanothersubject.他突然转入另一个话题。v.抵抗，反抗，抵制，忍住n.防蚀涂层Theywerepowerlesstoresist.他们无力反抗。Manyyoungpeoplecouldnotresistthespiritualpollution.很多年轻人不能抵制精神污染。Ican'tresistthetemptation.我不能抵挡诱惑。Iwantakindofglassdishthatresistsheat.我想要一种耐热的玻璃盘。Theyaredeterminedtoresistinvasion.n.弊端；退税Lackoffundcanbeadrawbackifyouwantedtoinvestinasurething.如果你要对确有把握的事投资，资金短缺会是个障碍。Thegreatdrawbacktolivingnearamainroadisnoise.住在大街旁最大的缺点是噪音。Everythinghasitsdrawbacks.凡事都有不足之处。vt.崇拜，爱慕Allthegirlsinourschooladorethehandsomemathematicsteacherwhohappenstobeabachelor.我们学校里所有女孩子都崇拜那个恰巧是单身汉的英俊数学老师。Theboysadoretheirmothers.男孩们敬慕他们的母亲。n.孵化，舱口vt.孵，孵出vi.孵化，破壳Bethiswhatyoucallcountingyourchickenbeforetheyhatch?这就是所谓蛋未孵出先数鸡(打如意算盘)吗？Hen'seggstake21daystohatchout.鸡蛋需要21天才孵化。Threeofthechickenshatchedtoday.今天有三只小鸡出壳。二重点短语1.payoff得到好结果，取得成功(常用主动态)；偿清债款；付清工资解雇 1).Atlast,hishardworkpaidoff.最后，他的努力得到了回报。2).Didyourplanpayoff?你的计划成功了吗?[拓展]pay短语：payfor付……的钱；为……而付出代价paybacksth.(paysb.backsth.)偿还paysb.(...)forsth.因某事而付某人……paysb.(...)todosth.付某人(……)去做某事2.castdown：feelingunhappyanddepressed使沮丧,低沉，使下降,推翻becastdown=feeldiscouraged实验失败使得他很沮丧。Hewasmuchcastdownbythefailureoftheexperiment.不要沮丧。继续保持你的精神。3.infavorof赞成；支持；对……有利1).Iaminfavorofyoursuggestion.我赞成你的提议。2).ItalkedtoSusanaboutit,andshe’sallinfavorofgoing.我与苏珊谈了这件事，她完全赞同走。[拓展]askafavor请求帮忙 dosb.afavor=doafavorforsb.帮某人的忙1).Allthegirlsspoke__________________theproposal.2).Wouldyou________________________(请你帮忙)andcarrythesethings?Keys:1).infavourof2).domeafavor...backtolife使活泼，使生动，使苏醒【典题】Thedoctorsdida11theycould_______him__________．A．tobring；backtolife：backtolifeC．bring；tolifeD．tobring；toliving．A动词不定式作目的状语，bringsbbacktolife使某人苏醒，为一固定短语。timetotime.有时;不时Hewentfishingfromtimetotime.他不时去钓鱼。vain徒然，白费，无效Dayafterdayshewaitedinvainforhimtotelephoneher.日复一日，她徒劳地等待他的电话。Theyendeavouredtomakeherhappybutinvain.他们尽量使她快乐，却徒劳无功。goodcondition状况良好Hewasobviouslyingoodcondition.他的身体显然很健康。Idon'tcareabouttheprice,solongasthecarisingoodcondition.我不计较价钱，只要车很好用就行了。三．重点句型Thefactthatsheseemedtodevelopnormallywasveryencouraging.她（多莉羊）似乎生长正常的事实很鼓舞人心。[解释]“thatsheseemedtodevelopnormally”是一个同位语从句，作thefact的同位语。同位语从句一般由that引导，常放在fact，truth，news，information，idea，thought，hope，suggestion，advice，reply，remark，report等名词后面，说明该名词的具体内容。当先行词是problem，question或当主句是表示疑问或否定意思时，连接词要用whether或其他的疑问代词或副词。如：1).ThenewsthathehasbeenelectedpresidentoftheUnitedStatesistrue.他当选美国总统的消息是真的。2).Thequestionwhetherweshouldcontinuetodotheexperimenthasnotbeenansweredyet.我们是否该继续实验的问题还没有被解决。3).Ihavenoideawherethenewlibrarywillbebuilt.我不知道新图书馆将要建在哪。翻译句子：1).Thequestion_______weneedtospendmoretimeontheprojecthasnotbeendiscussed.2).Theexplanation_______hehadmetwithanaccidentonhiswaywasacceptable.Keys:1)whether2).that同位语从句——高考专讲名词性从句：在句子中起名词作用的句子叫名词性从句。名词从句的功能相当于名词词组,它在复合句中能担任主语、宾语、表语、同位语等，因此根据它在句中不同的语法功能，名词从句又可分别称为主语从句、宾语从句、表语从句和同位语从句。同位语theAppositive1.同位语是句子成分的一种,它位于名词、代词后面,说明它们的性质和情况,它可以由名词、代词、名词性短语或从句充当。同位语的表现形式有以下几种：(1)名词Tom,ourmonitor,isahandsomeboy.(2)代词Imyselfwilldotheexperiment.(3)数词Sheistheoldestamongthemsix.一：同位语从句同位语从句的定义:是名词性从句的一种。用作同位语的从句叫做同位语从句。一般放在名词fact,news,idea,promise,thought,suggestion,report,hope,belief等之后,用以说明或解释前面的名词.如：Thenewsthatourteamhaswonthematchistrue.如:thoughtthatwemightsucceedexcitedus.ideathattheyshouldtryasecondtimeisworthconsidering.arefamiliarwiththeopinionthatallmatterconsistsofatoms.同位语从句的引导词:①由that引导Thefactthatyouhaven’tenoughtimetodotheworkissimplyunbelievable.Thehopethathemaycomehereisnotgoneyet.②由whether引导Thequestionwhetherweneedmoretimetodotheworkhasnotbeendiscussed.③由when引导Ihavenoideawhentheywillgo.二：同位语从句特点：1．连接词that虽在从句中不充当任何成分,但不省略.2．先行词通常是一些具有一定内容含义的概括性名词如:conclusion,evidence,fact,hope,idea,word(news),opinion,problem,promise,reason,truth,等.3．that无实际意义,which表选择Wordcame___ourarmydefeatedtheenemy.4.在havenoidea之后常用wh-引导同位语从句.Ihavenoideawherehehasgone./Ihavenoideawhenhedidit./Ihavenoideawhathedid.三：同位语从句与定语从句的区别：a.同位语从句与定语从句的相似之处1）、两种从句都可以译成定语Thenewsthatourteamha