狀語從句講解和練習(xí)

關(guān)于狀語從句講解和練習(xí)第一頁，共41頁幻燈片1.時間狀語從句1)由連詞when,while,as,assoonas,before,after,since,till/until等引導(dǎo)。主句用將來時，從句常用一般現(xiàn)在時表將來Iwilltellhimwhenhecomesback.第二頁，共41頁幻燈片2)while,when,as辨析

While引導(dǎo)的時間狀語從句只指一段時間，強(qiáng)調(diào)某一段時間內(nèi)，主從句動作同時發(fā)生。從句動詞常是延續(xù)性的When既可以指一個時間點,也可以是一段時間，可表示主從句的動作同時或先后發(fā)生。從句動詞可以是延續(xù)性的，也可以是非延續(xù)性的。As強(qiáng)調(diào)主句﹑從句動作相并發(fā)生,譯為”一邊…一邊…”第三頁，共41頁幻燈片Whenhereturned,hiswifewascooking.Whilehewasreading,hiswifewascooking.Hehurriedhome,lookingbehindashewent.第四頁，共41頁幻燈片對比訓(xùn)練1____heheardthis,hegotveryangry.2.ImetLucy____Iwaswalkingalongtheriver.3.____achild,helivedinthecountryside.A.whenB.whileC.as第五頁，共41頁幻燈片另外,when/while還作并列連詞,連接并列分句,while表示“而,可是”如:IlikereadingwhilemywifeenjoyswatchingTV.when表示“就在這時”

在下列結(jié)構(gòu)中，表示某件事正在發(fā)生或剛剛發(fā)生，另一動作同時發(fā)生。1.beabouttodo…when…2.bedoing…when…3.haddone…when…e.g.Wewereabouttostartwhenitbegantorain.Iwasplayingcomputergameswhenmomcamein.第六頁，共41頁幻燈片while的用法小結(jié)：①WhileIwaswalkingdownthestreet,Icameacrossanoldfriend.(while=_______)②Helikespopmusic,whileIamfondoffolkmusic.(while③WhileIreallydon’tlikeart,Ifindhisworkimpressive.(while=___________)whenalthoughbut第七頁，共41頁幻燈片Wewereabouttoleave____itbegantorain.2.ShethoughtIwastalkingaboutherson,____,infact,Iwastalkingaboutmyson.3.HardlyhadIfinishedmycomposition____thebellrang.A.whenB.whileC.asD.during第八頁，共41頁幻燈片3)until/till(不用于句首)“延續(xù)的動詞（肯定式）+until”表示“直到…為止”Iwaitedforhimuntilhecameback.“非延續(xù)性動詞（否定式）+until”表示“直到┅才”Hedidn’tgotobeduntilhefinishedhiswork.Notuntilhesawithimselfdidhebelieveit.

注意:notuntil在句首時要倒裝第九頁，共41頁幻燈片4)表示“一…就…”的句型(1)assoonas,once,themoment/minute/second,immediately/directly/instantlyAssoonashecomes,I’lltellhim.ThemomentIsawhim,Irecognizedhim.Ileftimmediatelytheclockstruck5.(2)on/upondoing/on(upon)one’s+nOnarrivingatthestation,thethiefwasarrested.OnhisarrivalinParis,hewasrecognizedasafamousperson.第十頁，共41頁幻燈片5)Everytime,eachtime等也可以引導(dǎo)時間狀語從句EverytimeIcaughtacold,Ihadpaininmyhead.(3)nosooner…than/hardly…when/scarcely…whenNosoonerhadtheyreachedhomethanitstartedtorain.HardlyhadIenteredtheroomwhenthetelephonerang.第十一頁，共41頁幻燈片連接詞before的小結(jié)：1.Wehadsailedfourdaysandfournightsbeforewesawland.2.Wehadn’trunamilebeforehefelttired.4.BeforeIcouldgetinaword,hehadmeasuredme.

“……才”“不到……就”“還沒來得及”Itwillbealongtimebefore…Itwon’tbelongbefore…Itis/hasbeentwoyearssincesbdidsth.第十二頁，共41頁幻燈片

1）句型Itwillbe/was＋段時間＋before…“還要過多久才……”

如：Itwillbetwoyearsbeforeheleavesthecountry.2）句型Itwillbe/wasnot＋一段時間＋before…“不多久就……”

如：Itwasn’ttwoyearsbeforeheleftthecountry.

第十三頁，共41頁幻燈片一、若since引導(dǎo)的狀語從句的謂語動詞是終止性的過去時，則從句表示的時間是“從動作開始的那一時刻起”。如：

Hehasstudiedveryhardsincehecametoourschool.

自從他來到我們學(xué)校，他學(xué)習(xí)就非常努力。

Wehavebeenmissingthemsincetheylefthere自從他們離開這里，我們就一直很想念他們。

第十四頁，共41頁幻燈片二、若since引導(dǎo)的狀語從句的謂語動詞是持續(xù)性動詞或表示狀態(tài)的動詞的過去時時，則從句表示的時間是“從那持續(xù)動作或狀態(tài)結(jié)束時算起”。如：

Ihaven’theardanynoisesinceIslept.Sleep為持續(xù)性動詞，sleep的動作結(jié)束時，即“醒來”時，這句應(yīng)譯為“我醒后還未聽到任何聲音”。

JohnisnowwithhisparentsinNewYork,itisalreadythreeyearssincehewasateacher約翰現(xiàn)在和父母一起住在紐約，他不當(dāng)教師已經(jīng)三年了。

第十五頁，共41頁幻燈片HowlongisitsinceyoulivedinShanghai?你離開（沒住在）上海多久了延續(xù)性；不…多長時間了

ItishalfamonthsincehewasaLeaguemember.他退團(tuán)（不當(dāng)團(tuán)員）半個月了。

It’sbeenquitesometimesinceIwaslastinLondon我離開倫敦已很長時間了。

比較：HehaswrittentomefrequentlysinceIwasill.自從我病愈以來，他屢次給我寫信。（從句謂語為狀態(tài)動詞）

HehaswrittentomefrequentlysinceIfellill.自從我生病以來，他就屢次給我寫信。（從句謂語為終止性動詞）第十六頁，共41頁幻燈片’llletyouknow____hecomesback. A.beforeB.because C.assoonas D.althoughItisabouttenyears_____Imetyoulast.since B.for C.when D.as____wegottothestation,thetrainhadleftalready.A.IfB.Unless C.SinceD.When第十七頁，共41頁幻燈片Wedidn’tgohome_____wefinishedthework.A.since B.untilC.becauseD.though.Hewasabouthalfwaythroughhismeal______afamiliarvoicecametohisears.A.whyB.whereC.whenD.whileItwasnot______shetookoffherdarkglasses______Irealizedshewasafamousfilmstar.A.when;thatB.until;thatC.until;whenD.when;then第十八頁，共41頁幻燈片Scientistssayitmaybefiveorsixyears______itispossibletotestthismedicineonhumanpatients.A.sinceB.afterC.beforeD.wheWhydidn’tyoutellhimaboutthemeeting?Herushedoutoftheroom____Icouldsayaword.A.beforeB.untilC.whenD.after第十九頁，共41頁幻燈片_____Iacceptthatheisnotperfect,Idoactuallyliketheperson.A.WhileB.SinceC.BeforeD.UnlessDidyouremembertogiveMarythemoneyyouowedher?Yes.Igaveittoher______Isawher.A.whileB.themomentC.suddenlyD.once第二十頁，共41頁幻燈片2.讓步狀語從句引導(dǎo)詞有：although,though,evenif/though,as,while（盡管）whether…or…(無論…還是…),whoever=nomatterwhowhenever=nomatterwhenwhatever=nomatterwhatwherever=nomatterwherehowever=nomatterhow第二十一頁，共41頁幻燈片1)as引導(dǎo)的讓步從句要倒裝，句型為：形容詞/副詞/名詞（不帶冠詞）/動詞（原形）+主語+謂語Youngasheis,heknowsalot.MuchasIlikeit,Ican’taffordit.Farmerasheis,heiswell-educated.TryasImight,Icouldn’tliftthestone.

2）although不倒裝，though可倒裝也可不倒裝,as必須倒裝Although/Thoughhewasillhedidn’tstopworking.第二十二頁，共41頁幻燈片3）nomatter+疑問句引導(dǎo)讓步狀語從句Nomatterwhathappened,heshouldn’tmind.=Whateverhappened,heshouldn’tmind.Nomatterwhoyouare,youshouldobeythesocialrules.=Whoeveryouare,youshould…4)whether…orWhetheryoubelieveitornot,itistrue.whether…or…不管…還是…a.Whethertheweatherisgoodorbad,theywillsetoffastheyplanned.B.Whetherhedrivesortakesthetrain,hewillbehereontime.

第二十三頁，共41頁幻燈片1、Hetriedhisbesttosolvetheproblem,___difficultitwas.A.howeverB.nomatterC.whateverDalthough2、Theoldtowermustbesaved,______thecost.A．howeverB．whateverC．whicheverD．wherever對比訓(xùn)練31.Child____sheis,sheknowalot.2.Hedidtheexperiment____hewastold.3.Thepianosintheothershopwillbecheaper,butnot____good.A.duringB.asC.soD.thoughE.bothBandC第二十四頁，共41頁幻燈片3.地點狀語從句引導(dǎo)詞有:where,wherever注意：不要混同于where引導(dǎo)的定語從句與定語從句的區(qū)別：where引導(dǎo)定語從句，從句前有一個表示地點的名詞。Gobackwhereyoucamefrom.Gobacktothevillagewhereyoucamefrom.(有志者，事竟成）I’llfollowyouwhereveryougo.Wherethereisawill,thereisaway.第二十五頁，共41頁幻燈片Whenyoureadthebook,you'dbettermakeamark___youhaveanyquestion.

AatwhichBatwhereCtheplacewhereDwhere

Whenyoureadthebook,you'dbettermakeamarkattheplace_____youhaveanyquestion.

AwhichBatwhereCtheplacewhereDwhere

第二十六頁，共41頁幻燈片4.原因狀語從句由because,since,nowthat,as引導(dǎo)。(1).because語氣最強(qiáng)，用來回答why提問，可用在強(qiáng)調(diào)句型中,引導(dǎo)的從句表示直接的、根本的原yinItwasbecausehewasillthathedidn’tgowithus.(2).Since語氣比because弱，表示關(guān)系上的自然結(jié)果，一般譯成“既然，鑒于”（往往放于主句之前）表示顯然的或已知的原因.Sincenooneisagainstit,let’scarryouttheplan.（既然沒人反對,…)第二十七頁，共41頁幻燈片(3).as語氣最弱，只說明一般的因果關(guān)系（可放于主句之前，也可放于主句之后）Wearstrongshoesasweshalldoalotofwalkingtoday.與since沒多大區(qū)別(4).for也可以表示原因，不是說明直接原因，而是對某種情況加以推倒，用于表示補充說明理由。Hemustbeill,forheisabsenttoday.(5).nowthat用來說明一種新情況，然后加以推理，nowthat放于句首時，that可省略。

Now(that)everybodyishere,let’sbegin.

第二十八頁，共41頁幻燈片______thedaywenton,theweathergotworse.

A.With

B.Since

C.While

D.AsHetookoffhiscoat_______hefelthot.

A.because

B.as

C.if

D.since第二十九頁，共41頁幻燈片5.目的狀語從句引導(dǎo)詞：inorderthat,sothat(為了）,forfearthat,incase,謂語動詞常含有can,could,may,might,will,would等情態(tài)動詞。I’llspeakslowlysothateverybodycanunderstandme.Hewrotethenamedownforfearthat(incase)hewouldforget.第三十頁，共41頁幻燈片incase與forfearthatIwillhavetostayathomethisevening______________myteachercomes.StudentsofClass13areworkinghardthesesdays_________________theymightfailtheexam.incaseforfearthatbecauseofthepossibilityofsthhappeningtoavoidthedangerofsthhappening第三十一頁，共41頁幻燈片Annlistenedcarefully_____shecoulddiscoverwhatsheneeded.

A.suchthat

B.inorderthat

C.because

D.eventhough

11.Ihurried____Iwouldn’tbelateforclass.

A.since

B.sothat

C.asif

D.unless第三十二頁，共41頁幻燈片6.結(jié)果狀語從句：引導(dǎo)詞有：so…that,such…that,sothat

常用句型：so+adj.(adv.)+thatso+adj.+a(an)+n.+thatSuch+a(an)+adj.+n.+thatSuch+adj.+n(s)+thatHespokesofastthatIcouldn’tfollowhim.Itwassuchagooddaythatweallwentswimming.第三十三頁，共41頁幻燈片Heleftin___ahurry___heforgottolockthedoor.such,thatB.so,thatC.such,asD.so,when.Farmersrotate(輪作)theircrops_____thesoilwillremainfertile.A.sothatB.becauseofC.inordertoD.ratherthanItwas____ahundredpeoplelookedlostinit.A.solargearoomthatB.solargeroomC.asuchlargeroomD.suchlargearoomHehas____littleeducationthathecan’tteach____littlechildren.A.so;suchB.too;suchC.a;soD.very;so第三十四頁，共41頁幻燈片7.條件狀語從句1.由if,unless(=ifnot),so/aslongas(只要),suppose/supposing(假設(shè)，如果),incase(以防),onconditionthat,onlyif,ifonly引導(dǎo)。e.g.Youmayusetheroomaslongasyoucleanitupafterwards.2.“祈使句+and/or/orelse/otherwise”引導(dǎo)的結(jié)果句，祈使句在實際意義上相當(dāng)于條件狀語從句。Useyouhead,andyouwillfindaway.Getupnow,oryouwillbelate.第三十五頁，共41頁幻燈片1、TheWTOcannotliveuptoitsname____itdoesnotincludeacountrythatishometoonefifthofmankind.

A．a(chǎn)slongasB．while

C．ifD．eventhough2、Itisknowntoallthat_____youexerciseregularly,youwon’tkeepgoodhealth.A.unlessB.wheneverC.althoughD.ifunless相當(dāng)于ifnot，意思是“除非…”“如果不…就…”。這也是高考的熱點之一。復(fù)習(xí)時也應(yīng)給予高度重視。1、_____Icansee,thereisonlyonepossiblewaytokeepawayfromthedanger.A.AslongasB.AsfarasC.JustasD.Evenif2、IalwaystakesomethingtoreadwhenIgotothedoctor’s________Ihavetowait.A．incase B．sothatC．inorder D．