状语从句复习

状语从句复习,1.WhileIwaswonderingatthis,ourschoolmastertookhisplace.2.Wherethereisawill,thereisaway.3.Nowthat/Sinceeverybodyishere,letsbeginourmeeting.4.Illspeakslowlysothatyoucanunderstandme.5.Socleverwasheastudentthathewasabletoworkoutallthedifficultproblems.6.Aslongasyoudontloseheart,youllsucceed.7.Tryashemight,hecouldnotfindajob.8.Theoldladytreatstheboyasifhewerehisownson.,时间状语,地点状语从句,原因状语从句,目的状语从句,结果状语从句,条件状语从句,让步状语从句,方式状语从句,九种常用的状语从句及其常用的连接词时间状语从句:when,while,as,before,after,assoonas,till,until,notuntil,thefirst/second/lasttime,themoment,theminute,theinstant,immediately,directly,instantly,hardlywhen,scarcelywhen,nosoonerthan地点状语从句:where,wherever原因状语从句:because,since,as,nowthat,seeingthat,consideringthat条件状语从句:if,unless,now(that),as(so)longas,incase,onconditionthat,suppose/supposing,provided/providing,让步状语从句:although,though,eventhough/if,as,while,nomatterwhich/what/when/where/who/how,whichever,wherever,whatever,whoever,whenever,however,whetheror；结果状语从句:sothat,sothat,suchthat目的状语从句:sothat,incase,forfearthat,lest方式状语从句:how,as,asif/asthough比较状语从句:than,asas,notso/asas,the+比较级,the+比较级,地点状语从句通常由where,wherever引导。我住的地方树很多。WhereIlivethereareplentyoftrees.不管我在哪里我都会想到你。WhereverIamIwillbethinkingofyou.,地点状语从句,方式状语从句方式状语从句通常由as,asif,asthough引导。as从句带有比喻的含义，意思是正如，就像，Alwaysdototheothersasyouwouldbedoneby.你希望人家怎样待你，你就要怎样待人。我们离不开空气，犹如鱼儿离不开水。Aswateristofish,soairistoman.他们完全忽略了这些事实，就仿佛它不存在似的。（与事实相反，谓语用虚拟语气。）Theycompletelyignorethesefactsasif(asthough)theyneverexisted.看来天气很快就会好起来。（实现的可能性较大，谓语用陈述语气。）Itlooksasiftheweathermaypickupverysoon.,原因状语从句比较：because,since,as和for1）because语势最强，用来说明人所不知的原因，回答why提出的问题。当原因是显而易见的或已为人们所知，就用as或since。Ididntgo,becauseIwasafraid.Since/Astheweatherissobad,wehavetodelayourjourney.2）由because引导的从句如果放在句末，且前面有逗号，则可以用for来代替。但如果不是说明直接原因，而是多种情况加以推断，就只能用for。Heisabsenttoday,because/forheisill.Hemustbeill,forheisabsenttoday.,目的状语从句表示目的状语的从句可以由sothat,inorderthat,forfearthat,incase等词引导，Youmustspeakloudersothat/inorderthatyoucanbeheardbyall.Hewrotethenamedownforfearthat(lest)heshouldforgetit.Bettertakemoreclothesincasetheweatheriscold.,结果状语从句结果状语从句常由sothat或suchthat引导Theboyissoyoungthathecantgotoschool.Heissuchayoungboythathecantgotoschool.,条件状语从句连接词主要有if,unless,as/solongas等。.if引导的条件句有真实条件句和非真实条件句两种。非真实条件句用虚拟语气。Letsgooutforawalkunlessyouaretootired.Ifyouarenottootied,letsgooutforawalk.Youwillbelate_youleaveimmediately.A.unlessB.untilC.ifD.or,让步状语从句1)当有though,although时，后面的从句不能有but。Althoughitsraining,theyarestillworkinginthefield.Thoughheisveryold,hestillworksveryhard.Thoughthesoreishealed,yetascarmayremain.伤口虽愈合，但伤疤留下了。（谚语）_sheisyoung,sheknowsquitealot.A.WhenB.HoweverC.AlthoughD.Unless,虽然在下雨，但他们仍在地里干活。,虽然他很老，但仍然努力地工作。,2)as,though引导的倒装句as/though引导的让步从句必须表语或状语提前（形容词、副词、分词、实义动词提前）。Thoughhewasachild,heknewwhatwastherightthingtodo.=Childas/thoughhewas,heknewwhatwastherightthingtodo.注意：a.句首名词不能带任何冠词。b.句首是实义动词，其他助动词放在主语后。如果实义动词有宾语和状语，随实义动词一起放在主语之前。Thoughhetrieshard,heneverseemsabletodotheworksatisfactorily.=Tryhardashedoes,heneverseems虽然他尽了努力，但他的工作总做的不尽人意。,3)everif,eventhough.即使Wellmakeatripeventhoughtheweatherisbad.4)whetheror-不管都Whetheryoubelieveitornot,itistrue.,5)nomatter+疑问词或疑问词+后缀everNomatterwhathappened,hewouldnotmind.Whateverhappened,hewouldnotmind.替换：nomatterwhat=whatevernomatterwho=whoevernomatterwhen=whenevernomatterwhere=wherevernomatterwhich=whichevernomatterhow=however,注意：nomatter不能引导主语从句和宾语从句。1）Nomatterwhatyousayisofnousenow.2）Whateveryousayisofnousenow.你现在说什么也没用了。3）Prisonershavetoeatnomatterwhattheyregiven.4）Prisonershavetoeatwhatevertheyregiven.囚犯们只能给什么吃什么。,2)正确。Whateveryousay是主语从句,4)正确。whatevertheyregiven是宾语从句,时间状语从句比较while,when,as1）as,when引导短暂性动作的动词。Justas/Justwhen/WhenIstoppedmycar,amancameuptome.2）当从句的动作发生于主句动作之前，只能用when引导这个从句，不可用as或while。Whenyouhavefinishedyourwork,youmayhavearest.3）从句表示随时间推移连词用as，不用when或while。Asthedaywenton,theweathergotworse.日子一天天过去，天气越变越坏。,notuntil句型中的强调和倒装说法：ItwasnotuntilyoutoldmethatIhadanyideaofit.NotuntilyoutoldmedidIhaveanyideaofit.,I_untilmidnight.我一直睡到半夜时醒了。_tillIcallyou.等着我叫你。（在否定句中可用before代替）She_until6oclock.她直到6点才到。_thebusuntilithasstopped.公共汽车停稳后再下车。I_todoituntilyouhadexplainedhow.直到你教我后，我才会做。,slept,Wait,didntarrive,Dontgetoff,didntmanage,表示“一就”的结构hardly/scarcelywhen/before,nosoonerthan和assoonas都可以表示“一就”的意思，例：Ihadhardly/scarcelygothomewhenitbegantorain.Ihadnosoonergothomethanitbegantorain.AssoonasIgothome,itbegantorain.注意：如果hardly,scarcely或nosooner置于句首，句子必须用倒装结构：Hardly/ScarcelyhadIgothomewhenitbegantorain.NosoonerhadIgothomethanitbegantorain.,1一些词，如themoment,theminute,theinstant,immediately,directly,instantly,hardlywhen,scarcelywhen,nosoonerthan等也可引导一个时间状语从句，相当于assoonas的意思。Ididntwaitamoment,butcameimmediatelyyoucalled.,2一些含有time的名词短语，如everytime,eachtime,nexttime,bythetime等，以及theday,theyear,themorning等，也可引导一个时间状语从句。Thedayhereturnedhome,hisfatherwasalreadydead.Nexttimeyoucome,pleasebringyourcomposition.3.如果hardly或nosooner或scarcely置于句首，句子必须用部分倒装结构。HardlyhadIgothomewhenitbegantorain.,连接词before的小结：一、含义1Wehadsailedfourdaysandfournightsbeforewesawland.2Wehadntrunamilebeforehefelttired.3Pleasewriteitdownbeforeyouforgetit.4BeforeIcouldgetinaword,hehadmeasuredme.二Before从句中谓语不用否定式。如：Beforetheyreachedthestation,thetrainhadgone.,三