状语从句用法小结

RevisionoftheAdverbialClauses状语从句复习高三英语第二轮复习九种常用的状语从句及其常用的连接词时间状语从句地点状语从句原因状语从句条件状语从句让步状语从句结果状语从句目的状语从句方式状语从句比较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,not…until,thefirst/second…/lasttime,since,themoment,theminute,theinstant,immediately,directly,instantly,hardly…when,scarcely…when,nosooner…thanwhere,whereverbecause,since,as,nowthat,seeingthat,consideringthatif,unless,as(so)longas,incase,onconditionthat,suppose/supposing,provided/providingalthough,though,eventhough/if,as,while,nomatterwhich/what/when/where/who/how,whichever,wherever,whatever,whoever,whenever,however,whether…or；地点状语从句原因状语从句条件状语从句让步状语从句九种常用的状语从句及其常用的连接词结果状语从句sothat,so…that,such…thatsothat,inorderthat,incase,forfearthat,lestas,asif/asthoughthan,as…as,notso/as…as,the+比较级…,the+比较级…目的状语从句方式状语从句比较状语从句九种常用的状语从句时间状语从句地点状语从句原因状语从句条件状语从句让步状语从句结果状语从句目的状语从句方式状语从句比较状语从句状语从句有九种，时地原因条状补，目比结果方让步，连词引导各不同；主句通常前面走，连词引导紧随后，从句若在主前头，主从之间有个逗。1.WhileIwaswonderingatthis,ourschoolmastertookhisplace.()2.Wherethereisawill,thereisaway.()3.Nowthat/Sinceeverybodyishere,let’sbeginourmeeting.（）4.I’llspeakslowlysothatyoucanunderstandme.()5.Socleverwasheastudentthathewasabletoworkoutallthedifficultproblems.()6.Aslongasyoudon’tloseheart,you’llsucceed.()7.Tryashemight,hecouldnotfindajob.()8.Theoldladytreatstheboyasifhewerehisownson.()时间地点原因目的结果条件让步方式状语从句的分类1、各种从属连词的含义及用法比较；2、nomatterwh-与wh-ever引导的从句的区别；3、状语从句的时态问题；4、状语从句倒装及紧缩问题；5、状语从句与其它从句的区别。考点难点1.时间状语从句问题1:1.(04北京春)Wewereswimminginthelake______suddenlythestormstarted.A.whenB.whileC.untilD.before2.(02上海)Hewasabouttotellmethesecret______someonepattedhimontheshoulder.A.asB.untilC.whileD.when3.(05上海)Hetransplantedthelittletreetothegarden______itwasthebesttimeforit.A.whereB.whenC.thatD.until4.(05福建)－DidJackcomebackearlylastnight?－Yes.Itwasnotyeteighto’clock____hearrivedhome.A.BeforeB.whenC.thatD.until5.(06辽宁)Hewasabouthalfwaythroughhismeal______afamiliarvoicecametohisears.A.whyB.whereC.whenD.whileADBBC连接词when的用法小结1.when引导的时间状语从句的谓语动词可以是可延续的，也可以是表短暂性动作的动词，可用于主句和从句动作同时发生或从句动作先于主句动作。如：Whenthefilmended,thepeoplewentback.WhenIlivedthere,IusedtogototheseashoreonSundays.2.可用作并列连词，其意义为“那时，这时”，相当于andatthis/thattime。常用于下列句式：Somebodywasdoingsomething/wasabouttodosth./wasonthepointofdoingsth.when…(刚要……这时突然……)3.还可以表示原因“既然”，相当于since;consideringthat。如：Itwasfoolishofyoutotakeataxiwhenyoucouldeasilywalkthereinfiveminutes.问题2:6.(06天津)ThecostoflivinginGlasgowisamongthelowestinBritain,______thequalityoflifeisprobablyoneofthehighest.A.sinceB.whenC.asD.while7.(04年江苏)______Iacceptthatheisnotperfect,Idoactuallyliketheperson.A.WhileB.SinceC.BeforeD.Unless连接词while的用法小结1.while引导的动作必须是持续性的，侧重主句动作和从句动作相对比。如：Pleasedon’ttalksoloudwhileothersareworking.2.while作为并列连词，意为“而，却”，表示对比。3.while可表示尽管，相当于although。DA连接词when,while,as的用法区别：1．while引导的时间状语从句的谓语动词必须是可延续的，而when引导的时间状语从句的谓语动词是可延续的，也可以是表短暂性动作的动词。如：When/Whilehewaseatinghisbreakfast,heheardthedoorbellring.WhenIstoppedmycar,amancameuptome.(不可用while)2．从句动作发生在主句动作之前时，只能用when引导这个从句，不可用as或while。如：Whenyouhavefinishedyourwork,youmayhavearest.3．表示“随着……”，连词用as，不用when或while。如：Astheelectionapproached,theviolencegotworse.4．如果主句表示的是短暂动作，而从句用延续性动作的进行时态表示在一段时间内正在进行的动作时，when,while与as可互换使用。如：When/While/AsIwaswalkingdownthestreet,Icameacrossanoldfriendofmine.问题3:1.(01北京春)－DidyouremembertogiveMarythemoneyyouowedher?－Yes.Igaveittoher______Isawher.A.whileB.themomentC.suddenlyD.once2.(1998上海)Ithoughtherniceandhonest______Imether.A.firsttimeB.forthefirsttimeC.thefirsttimeD.bythefirsttime3.______enteredtheofficewhenherealizedthathehadforgottenhisreport.A.HehardlyhadB.HadhehardlyC.HardlyhadheD.HardlyhehadBCC小结：1．一些词，如themoment,theminute,theinstant,immediately,directly,instantly,hardly…when,scarcely…when,nosooner…than等也可引导一个时间状语从句，相当于assoonas的意思。Ididn’twaitamoment,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.问题4:1.(03北京春)－Washisfatherverystrictwithhimwhenhewasatschool?－Yes.Hehadneverpraisedhim______hebecameoneofthetopstudentsinhisgrade.A.afterB.unlessC.untilD.when2.(03上海)Agoodstorytellermustbeabletoholdlisteners’curiosity______hereachestheendofthestory.A.whenB.unlessC.afterD.until3.Itwasnot______shetookoffherdarkglasses______Irealizedshewasafamousfilmstar.A.when;thatB.until;thatC.until;whenD.when;thenCDB小结：till,until和not…until：1.until/till引导时间状语从句用于肯定句时，主句的动词是延续性动词，表示动作或状态一直持续到until/till所表示的时间，意为“某动作一直延续到某时间点才停止”。如：Wewaiteduntilhecame.2．用于否定句时，主句谓语动词是非延续性动词，从句为肯定，意为“某动作直到某时间才开始”。如：Hewon’tgotobedtill/untilshereturns.3．till不可以置于句首，而until可以。如：UntilyoutoldmeIhadnoideaofit.4．not…until句型中的强调和倒装说法：ItwasnotuntilyoutoldmethatIhadanyideaofit.NotuntilyoutoldmedidIhaveanyideaofit.问题5:1.(03年北京)Hemadeamistake,butthenhecorrectedthesituation______itgotworse.A.untilB.whenC.beforeD.as2.(04福建)Scientistssayitmaybefiveorsixyears______itispossibletotestthismedicineonhumanpatients.A.since