条件状语从句课件

状语从句Adverbialclauses条件状语从句_1定义：在复合句中由从句表示的状语称作状语从句，它可以用来修饰谓语（包括非谓语动词）、定语或状语，或是整个句子。条件状语从句_1准确掌握每一个连词的含义是掌握状语从句的关键。同时要注意主从句的时态呼应。条件状语从句_1状语从句一般分为九大类状语从句类别:时间状语从句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方式状语从句比较状语从句让步状语从句条件状语从句_11.时间状语从句：引导时间状语从句的连词有：when,while,as,themoment,before,after,till,until,since,assoonas等。请注意when,while,as

的区别条件状语从句_1When---当……时候,通常指某一特定的时间点，主句与从句的动作同时发生。When

Iopenedthewindow,Isawhimcomeup.When

Ihavetime,Iwillgotoseeyou.条件状语从句_1When

Icamehome,Imetanoldschoolmateofmine.Hesaidhewouldtellheraboutitwhen

hesawher.*注意：在时间状语从句中，主从句都是将来的动作或状态时，习惯上主句用将来时，从句用一般现在时。条件状语从句_1When---正在……的时候，突然…。通常主句是进行时或beaboutto时，在翻译的时候，when可以译成没想到或突然。Iwaswalkingalongthestreet,whenImethim.Iwasabouttofallasleepwhen

mysistercamein.条件状语从句_1Oneevening,littleHanswassittingnearthefirewhen

heheardaloudknockatthedoor.条件状语从句_1When当从句是进行时，主句是一般时，往往表示不满。Someoneknockedatthedoorwhen

Iwashavingbreakfast.When

Iwasleavingthehouse,thepostmanarrived.条件状语从句_1When

thechildrenhadgonetobed,shebegantoprepareherlessons.When=after条件状语从句_1While---在……期间，往往指一段时间。WhilewewereinAmerica,wesawhimtwice.While

weweretalking,hecamein.Strikewhiletheironishot.条件状语从句_1While---表示一种不满情绪，意思是这边在干某种重要的事，而另一边在享受等。Wearecleaningtheclassroomwhile

theyareplayingthefootball.Thesoldierfacesthepowderwhilethebeautypowdertheface.条件状语从句_1WhileIamwashingthefloor,youcanbecleaningthewindows.条件状语从句_1As---一边……一边,随着Shewasdoingherhomeworkas

shewaslisteningtothemusic.As

shegrewolder,shebecamemorebeautiful.条件状语从句_1As---当……时，指一个动作紧接着一个动作发生，从句通常用进行时。As

Iwasgoingout,itbegantorain.IsawMaryas

shewasgoingonthebus.条件状语从句_1As

hewaseatinghisbreakfast,heheardsomeoneknockatthedoor.Someonepattedmeontheshoulderas

Iwasstandingbeforetheshopwindow.条件状语从句_1Themoment---一……就……=assoonas,immediately,---DidyouremembertogiveMarythemoneyyouowedher?---Yes,Igaveherthemoment

Isawher.条件状语从句_1Not…until---直到……才Hedidn’tleavetheofficeuntil

hefinishedthework.=Helefttheofficewhen

hefinishedthework.Not…until可以和when互换条件状语从句_1Before---在……之前Thepassengersshouldarriveattheairportanhourbefore

theflightdeparts.Didyouworkasastewardessbefore

youcometothiscompany?条件状语从句_1Itwasnotlongbefore

Iforgotitall.(Itwas/willbe…before…是常用句型)Heranoffbefore

Icouldstophim.条件状语从句_1After---在……之后Thecustomerlefttheticketcounterafter

hehadaquarrelwiththeticketagent.Theplanetookoffafter

theairtrafficcontrollergaveclearance.条件状语从句_1Since---自从……,通常主句用现在完成时Ihaveneverbeenthereagainsince

Igraduatedfromtheuniversity.Thecaptainhastraveledalmosteverywhereintheworldsince

hebecameapilot.条件状语从句_1Itisjustaweeksince

wearrivedhere.(Itis/hasbeen…since…是常用句型）条件状语从句_1Assoonas---一……就……Jackwenttoschoolassoonas

hegotwell.I’llringyouupassoonasIgetananswerfromhim.条件状语从句_1Nosoonerthan---一……就……Nosooner

hadhearrivedthanhewentawayagain.nosooner…than…用于句首要求倒装Hardly…when…Scarcely…when…条件状语从句_1Onceyouseehim,youwillneverforgethim.Once---一但……就……条件状语从句_1Everytime,eachtime

每次whenever每当Eachtime

hecametotown,hewouldvisitourschool.Wheneverwemetwithdifficulties,theycametohelpus.条件状语从句_12.条件状语从句引导状语从句的连接词有:If,unless,aslongas,incase,providedthat,onconditionthat条件状语从句_1If---如果If

youdon’thurryup,youwillmisstheplane.If

itsnowstomorrow,theflightwillbecanceled.Ifyouleaveat6o’clocktomorrowmorning,you’dbettergettobednow.条件状语从句_1Unless---如果不,除非=ifnotWecan’tgetthereontimeunless

webooktheearliestflight=Wecannotgetthereontimeifwedon’tbooktheearliestflight.条件状语从句_1Don’ttroubletroubleunless

troubletroublesyou.Hewillnotjoinusunless

hechangeshismind.条件状语从句_1Aslongas---只要Wewillsucceedaslongas

wekeepontrying.Youcan’tplaygamesaslongas

youremembertherules.Amanisnotoldaslongasheisseekingsomething.条件状语从句_1As(so)faras---据……所知Asfaras

Iknow,hespeaksEnglishverywell.As/Sofaras

Iknow,heisanexpertonDNA.条件状语从句_1Incase---假使,如果Theplanecannottakeoffincaseitrains.Sendusamessageincaseyouhaveanydifficulty.条件状语从句_1Providedthat

如果,有时省略thatTheplanewillbeingoodconditionprovidedthat

itistakencareofcarefully.Youcanbecomeastewardessprovidedthat

youareingoodshapeandyouhavegotthepropereducation.条件状语从句_1Onconditionthat---条件是…Hesaidthathewouldcometothemeetingonconditionthat

nooneaskedhimtospeak.Themotherpromisedtothesontobuyhimatoyairplaneonconditionthat

hepasseshisEnglishtest.条件状语从句_1注:主从句的动作发生在将来时，则主句用将来时,从句用一般现在时。If

hearrivestomorrow,Iwillbewaitingforhimattheairport.Hesaidhewouldnotleaveunlessitwasfinenextday.条件状语从句_13.地点状语从句地点状语从句只有两个连词:Where,wherever条件状语从句_1Where---在……地方Putthemedicinewhere

youcaneasilygetit.Wherethathighbuildingstands,thereusedtobesomelow,desertedhouses.Where

thereisawill,thereisaway.条件状语从句_1Wherever---

无论哪里Hefollowsherwherever

shegoes.Wherever

youare,Iwillberighttherewaitingforyou.条件状语从句_14.原因状语从句because,as,since,nowthat,和consideringthat,seeingthat这六个连词都用于表示表示原因,但在语气上一个比一个弱.条件状语从句_1Because---因为,通常从句放在主句后.MrSmithwasveryupsetbecause

hecouldn’tfindhisluggage.Hesaidthathecouldn’tworkbecause

thecomputerwasoutoforder.条件状语从句_1Isucceedbecause

Iwilledit,Ineverhesitated.IdoitbecauseI

likeit.条件状语从句_1As---因为,通常放在句首As

itisquitewindytoday,hedecidesAsheishonestandmodest,allhisfriendslikehim.条件状语从句_1Since---既然因语气较弱,常译为既然Since

everybodyhascome,wecansetoff.Since

thepurserdidn’ttelluswhattodo,wecanrelax.条件状语从句_1Nowthat---既然Nowthat

youarehere,youcanjoinus.Nowthat

allairlinesofferdiscountprices,weshoulddothesame.条件状语从句_1consideringthat---顾及到Consideringthat

theyarejustbeginners,theyaredoingquiteagoodjob.条件状语从句_1seeingthat---由于Seeing(that)

quiteafewpeoplewereabsent,wedecidedtoputthemeetingoff.条件状语从句_15.结果状语从句引导结果状语从句的连词有：that,sothat,so…that…such…that条件状语从句_1So…that---太……以至于so后面应用形容词或副词,有时省略so只用thatBoeing747issolargethatpeopleliketocallitjetbomb.Theflightscheduledsoearlythat

nobodywantedtolookonit.条件状语从句_1Sothat---

因而，以便，为了有时so可以省去Canyoumoveyourluggagealittlebitawaysothat

Icanputmineintheoverheadbintoo.Speaklouderpleasesothat

thepeopleatthebackcanhearyou.条件状语从句_1Whenyouskinyourcustomers,youshouldleavesomeskinontogrowsothat

youcanskinthemagain.条件状语从句_1Such…that…---太……以至于用法与so…that相同，但such后面应用名词。Theforeignvisitorwassuchafastspeakerthatnobodycouldunderstandhim.条件状语从句_1TheCanadianairline’shangarissuchahugebuildingthatitcanholdtwomedium-rangejetsatthesametime.条件状语从句_16.目的状语从句引导目的状语从句的主要连词有:that,sothat,inorderthat,forfearthat,lest条件状语从句_1Let’stakethefrontseats(so)that

wemayseemoreclearly.(So)that---以便,从句中常常使用一些情态动词，如：can,could,may,might,should等条件状语从句_1inorderthat---为了,与sothat相同从句中常常使用一些情态动词，如：can,could,may,might,should等Schoolwasclosedearlyinorderthat

thechildrenmightgohomeaheadofthestorm.条件状语从句_1forfearthat---生怕;为了防止(某事发生)Hetookthenamedownforfearthatheshouldforgetit.Theinstructoremphasizedontheissuethreetimesforfearthatthestudentsdidnotpayenoughattentiontotheproblem.条件状语从句_1incase---万一Bettertakemoreclothesincase

theweatheriscold.Youshouldbringadictionaryincase

youneedit.Pleasetakeanumbrellaincase

itrains.条件状语从句_1Lest---以防万一Themandecidedtotellhisbossthefactlest

hewouldbeangrywithhim.Themanageroftheworkshopaskedhisstafftoworkovertimelest

theywouldn’tfinishthetaskontime.条件状语从句_17.比较状语从句引导比较状语从句的连词有：As…as…,notso(as)…as…,.…than…,themore…themore...条件状语从句_1As…as…---像……一样Ifyoudon’twanttomisstheflight,youneedtobeattheairportasearlyas

possible.Mygrandmatoldmethathereyesightwasasgoodas

10yearsbefore.Cultivationtothemindisasnecessaryas

foodforthebody.条件状语从句_1Notso(as)…as…---不像……Thejobisnotsodifficultas

Ithoughtitwouldbe.Theflightwasnotso/asharmfulas

thecaptainpredicted.条件状语从句_1…than…---比……怎么样，用于事物间的比较，more后面用形容词或副词Peoplebelievethatbeingastewardessisbetterthanmostoftheotherjobs.IpersonallythinkthattheAmericanmoviesaremoreinterestingthanChineseones条件状语从句_1Abeautifulformisbetterthanabeautifulface;abeautifulbehavior(is)thanabeautifulform.条件状语从句_1Themore…,themore---越……越Themorehelistenedtothatsong,thelessheenjoyedit.Themorethingsamanisashamedof,themorerespectableheis.条件状语从句_18.让步状语从句引导让步状语从句的连词有：Although,though,as,evenif,eventhough,nomatter,however,whatever,while,whether条件状语从句_1Although,though---虽然although和though可以互换，但although常放在句首。Though可以用于倒装。Althoughitwasraining,theplanemanagedtotakeoff.Although

itwasnothisfault,hetookalltheblame.条件状语从句_1Thoughhedidhisbest,hedidn’tsucceed.Child

though

hewas,hedidquitewell.条件状语从句_1As---尽管as

引导让步状语从句时，句子通常倒装。可与though

互换。Busy

as

heis,henevermissesafootballmatch.Hard

as

sheworks,shemakeslittleprogress.条件状语从句_1Evenif/eventhough---即使Evenif

youdon’tlikeyourboss,youshoulddoyourwork.Evenif

youarenotfondofflowers,youshouldn’tmissthechrysanthemumexhibition.条件状语从句_1Eventhough

Imightbewrong,Iwillgomyway.Eventhough

hisdeandidn’tmeanit,hestillfeltembarrassed.条件状语从句_1However---不论，however引导让步状语从句时，句子通常倒装Hecouldn’tgetthereontimehowever

fasthedrove.Thefathercouldn’tmakehisdaughtersmilehowever

hardhetried.条件状语从句_1Nomatter(what,when,where,how)---无论（什么，何时，何地，怎样）Theoldmanwouldn’tbelieveanythingnomatterwhat

yousaid.Pleasetellmetheresultnomatterwhen

yougetit.条件状语从句_1Hewouldn’tforgivemenomatterhow

hardIbeggedhim.Iwillfindyounomatterwhere

youhide.条件状语从句_1Whatever---不管Whateverotherpeoplemaysay,shewon’tchangehermind.Whatever

youdo,itwon’taffectourplan.条件状语从句_1While---尽管While

Ihavesympathyforyou,Ican’thelpyou.While

it’snoneofmybusiness,Iwillwatchyou.条件状语从句_1Whether---不管，常与ornot连用Whetherheisgoodornot,thecompanydecidedtosendhimabroad.Whether

hisproposalispracticalornot,thedepartmentplanstoadopt.条件状语从句_19.方式状语从句方式状语从句常由:as,asif,asthough条件状语从句_1as---与……一样DoinRomeas

theRomansdo.Leavethingsastheyare.条件状语从句_1asif,asthough---仿佛,由asif或asthough引导的从句中可用虚拟语气Shestoodatthedoorasif(=asthough)

shewerewaitingforsomeone.条件状语从句_11.______youdecidetotakeup,youshouldtrytomakeitasuccess.A.IfB.WheneverC.UnlessD.Whatever条件状语从句_12.Itisfoolishtotakeataxiyoucaneasilywalktothestation.A.beforeB.thatC.unlessD.when条件状语从句_13.I’llacceptanyjob,_____Idon’thavetogetupearly.A.eventhoughB.thoughC.incaseD.aslongas条件状语从句_14.___________problemsyouhave,youcanalwayscometomeforhelp.A.WhatB.WhateverC.WhicheverD.Which条件状语从句_15.______muchadviceIgavehim,hedidexactlywhathewantedtodo.A.HowB.WhateverC.HoweverD.Nomatter条件状语从句_16.----DidyouremembertogiveMarythemoneyyouowedher?----Yes.Igaveittoher______Isawher.A.whileB.themomentC.suddenlyD.once条件状语从句_17.Ifweworkwithastrongwill,wecanovercomeanydifficulty,_______greatitis.A.whatB.howC.howeverD.whatever条件状语从句_18.Ihurried_____Iwouldn’tbelateforclass.A.sinceB.sothatC.asifD.unless条件状语从句_19.Johnplaysfootball_____,ifnotbetterthan,David.A.aswellB.aswellasC.sowellD.sowellas条件状语从句_110.--Whatwasthepartylike?--Wonderful.It’syears____Ienjoyedmyselfsomuch.A.afterB.whenC.beforeD.since条件状语从句_111.Don’tchangeyourmind,______happenstoyou.A.whichB.whatC.whicheverD.whatever条件状语从句_112.___________hecomes,wewon’tbeabletogo.A.WithoutB.UnlessC.ExceptD.Even条件状语从句_113.Nobodybelievedhim____________whathesaid.A.eventhoughB.evenifC.nomatter