复习状语从句

1.递进关系1.选择关系2.转折关系3.因果关系4.特别的when并列句and/notonly…butalso/neither…nor/not…but…or/either…or…/otherwisebut/yet/whileso/for①bedoing…when…②beabouttodo/begoingtodo/beonthepointofdoingsth….when…③hadjustdone…when…语法导学状语从句1、时间状语从句2、地点状语从句3、原因状语从句4、目的状语从句5、结果状语从句6、条件状语从句7、方式状语从句8、让步状语从句9、比较状语从句状语从句【精讲】语法导学状语从句【时间状语从句】1.时间状语从句：1）由when，whenever引导。when指的是“某一具体的时间”。whenever指的是“在任何一个不具体的时间”。如：______Icameintotheroom,hewaswritingaletter.Weshallgothere________wearefree.Whenwhenever语法导学状语从句【时间状语从句】1.时间状语从句：2）由while、as引导。while指“在某一段时间里”，“在…期间”，while引导的动作必须是持续性的。as引导持续性动作，强调主句和从句的动作同时发生，从句常译作“一边…一边…”。如：_________itwasraining,theywentout.Hehurriedhome,lookingbehind_______hewent.Whileas区分while和when______Icameintotheroom,hewaswritingaletter.______itwasraining,theywentout.WhenWhen/While语法导学状语从句【时间状语从句】1.时间状语从句：3）由before、after、since引导。如：Beapupil________youbecomeateacher.Hearrived________thegamestarted,andhewaslate.Greatchangeshavetakenplace______Chinaopeneduptotheoutsideworld.beforeaftersince用since还是beforeHehadmademesitdown________Ibegantotalk.Ihavewrittenhomefourtimes________Icamehere.Itwillbefivemonth_______wetakepartinthecollegeEntranceExam.Itis/hasbeen2years_______Wenchuanearthquakeoccurred.Itwillbe+一段时间+beforeItis/hasbeen+一段时间+sincebeforesincebeforesinceItis/hasbeen+一段时间+sinceItisthreeyearssincethewarbrokeout.ItisthreeyearssinceIlivedhere.ItisthreeyearssinceIlefthere.语法导学状语从句【时间状语从句】1.时间状语从句：4）由till、until引导。till主句动词是持续性动作，常用肯定式，表示“直到…为止”。亦可用until替换。Until主句动词是瞬间动词，常用not…until，表示“直到…才”“在…以前不”.如：Wewaitedhecameback.Shedidn’tstopworking__eleveno’clock.till/untiluntilNot…unitl句型的强调和倒装Shedidn’tstopworkingunitleleveno’clock.Itwasnotunitleleveno’clockthatshestoppedworking.Idon’thaveanyideaofituntilyoutoldme.NotuntilyoutoldmedoIhaveanyideaofit.语法导学状语从句【时间状语从句】1.时间状语从句：5）由hardly/scarcely…when；nosooner…than;assoonas,immediately,directly,instantly,themoment,theminute,theinstant,once引导。如：Ihadhardlygothomewhenitbegantorain.（=HardlyhadIgothomewhenitbegantorain.）语法导学状语从句【时间状语从句】1.时间状语从句：6）由everytime,bythetime,eachtime,nexttime,thefirsttime,allthetime,anytime引导。注意：EverytimeI_________(travel)byboat,I________(get)seasick.travelwillget语法导学状语从句【地点状语从句】2.地点状语从句：由where，wherever引导。如：thereisawill,thereisaway.Youarefreetogo__youlike.Wherewherever区分Where定语从句和Where状语从句You’dbettermakeamarkwhereyouhaveanyquestions.You’dbettermakeamarkattheplacewhereyouhaveanyquestions.语法导学状语从句【原因状语从句】3.原因状语从句：1）由because引导。because用来回答why的问题，语气最强，一般放在主句之后。如：IcamebacklateyesterdaybecauseIwasonduty.语法导学状语从句【原因状语从句】3.原因状语从句：2）由since,nowthat，as引导。Since/nowthat既然或已知的理由,多放句首。As放句首或者句尾如：everyoneishere,let’sbeginourmeeting.Since/Nowthat/As特殊的when表示原因Itwasfoolishofyoutotakeataxiwhenyoucouldwalkthereinfiveminutes.既然语法导学状语从句【目的状语从句】4.目的状语从句：由sothat,inorderthat,incase,lest=（forfearthat）引导。目的状语从句中常用情态动词may(might),can(could),should。如：Ishallwritedownyourtelephonenumber_________Imaynotforgetit.Putonmoreclothes___________youshouldcatchacold.语法导学状语从句【结果状语从句】5.结果状语从句：1）由sothat，so…that,such…that引导。sothat前有逗号为结果状语从句。如：Weturneduptheradio,sothateveryoneheardthenews.语法导学状语从句【结果状语从句】So…that….与Such….that….如：Itissuchaninterestingnovelthatallofuswanttoreadit.=Itissointerestinganovelthatallofuswanttoreadit.语法导学状语从句【条件状语从句】6.条件状语从句：由if，unless，as/solongas，incase，onconditionthat,supposethat…,supposingthat…,providedthat…引导。条件状语从句中的谓语动词的时态主将从现。如：Weshallgotheretomorrowunlessitrains.=Weshallgotheretomorrowifitdoesn’train.语法导学状语从句【方式状语从句】7.方式状语从句：由as，asif，asthough引导。此处as译为“按照”或“正如”，asif或asthough“好像”。从句中可以用虚拟语气。如：DrawacatasItaughtyou.语法导学状语从句【让步状语从句】8.让步状语从句：1）由though，although引导。不能再用“但是”（but），但可以与yet或still连用如：Although(Though)hewasoversixty,(yet)hebegantolearnFrench.语法导学状语从句【让步状语从句】8.让步状语从句：2）由evenif，eventhough引导。evenif和eventhough的意思为“即使”“纵使”。如：I’llgoevenif(though)itrainstomorrow.语法导学状语从句【让步状语从句】8.让步状语从句：3）由as引导。as，语序部分倒装。如：Childas/thoughheis,heknowsalot.=Though/Althoughheisachild,heknowsalot.语法导学状语从句【让步状语从句】8.让步状语从句：4）由wh-ever引导。wh-ever从句中的动词有时可以和may连用。如：Whateverhappens/mayhappen,weshallnotloseheart.语法导学状语从句【比较状语从句】9.比较状语从句：1）由as…as，notso/as…as，如：Maryisasoldasmysister.2）由than引导。如：HeboughtfewerbooksthanI(did).语法导学状语从句【比较状语从句】9.比较状语从句：3）由themore…themore引导。如：Themoreyouread,thebetteryouunderstand.