状语从句

时间地点条件让步原因目的结果比较方式状语从句一.时间状语从句1.注意时态一致.一般情况下:主句是将来时的时候,从句用一般现在时1.表示同时性，即主从句的谓语动作同时发生或几乎同时发生。引导词可分为两部分．whilewhenwheneverbeforeafteruntil(till)sinceassoonaswhile:持续性动词／进行时1.一般或现在情况2.将来情况－V一般现在时或现在进行时3.过去情况e.g.IlikelisteningtomusicwhileIamdoingmyhomework.e.gI’mgoingtothepostofficeWhileyouarethere。e.g.IhurtmyshoulderwhileIwasdoinggym.When:1.当…的时候WhenIwasyoung,Iwenttotownmyself.Whenhereceivestheletter,he’lltellus.before引导的时间状语从句1.常译为“在……之前”，2.表示主句的动作发生在从句的动作之前。1.Wecleantheclassroombeforeweleaveschooleveryday.2.Itwillnotbelongbeforeyouregretforwhatyou’vedone.after引导的时间状语从句1.常译为“在……之后”，2.表示主句的动作发生在从句的动作之后。1.Afteryouuseplasticbags,youmustn’tthrowthemabout.用过了塑料袋之后，不准到处乱扔。TheAmricanWarlastedfouryears_____theNorthwonintheend.A.AfterB.beforeC.whenD.thenBsince引导的时间状语从句1.常译为“自从……”，2.主句常用现在完成时，从句常用一般过去时。1.我们自从分手以后一直没见过面。Wehaven’tseeneachothersinceweparted.常用句型：Ithasbeen(is)+时间段+since从句“自从……有多长时间了”2.自从她大学毕业已经有六年时间了。Ithasbeen(is)sixyearssinceshegraduatedfromtheuniversity.before,after,since1.Hehadleftthetowntheday______shearrived.2.Itwasnotlong_____helefthishometown.3.Iplayedfootball_____I(had)finishedmyhomework4.PleasetellherI’llcome_______Idosomeshopping.5.Itwillnotbelong_____wemeateachotheragain.6.It____________(be)twoyearssincewe_______(begin)tousethismachine.beforeafterbeforebeforeafteris/hasbeenbeganuntil/till引导的时间状语从句1.常译为“直到……时”，2.表示主句动作发生在从句之前。◆当主句谓语动词是延续性动词时，主句常用肯定形式。1：我会待在这里，直到你回来。I’llstayhereuntilyoucomeback.◆当主句谓语动词是非延续性动词时,主句常用否定形式。not…until…“直到……才……”，这时until可用before替换。Hedidn’tgotobeduntilhefinishedhishomework.2.他直到做完作业才睡觉。1.____heheardthis,hegotveryangry.2.ImetLucy____Iwaswalkingalongtheriver.A.whenB.whileC.as对比训练1ABC1.Wewereabouttoleave____itbegantorain.2.ShethoughtIwastalkingaboutherson,____,infact,Iwastalkingaboutmyson.3.HardlyhadIfinishedmycomposition____thebellrang.A.whenB.whileC.asD.during对比训练2ABAassoonas引导的时间状语从句1.译为“一…就…”，2.表示从句动作一发生，主句的动作马上就发生。1.他一回来我就告诉他这件事。Iwilltellhimaboutitassoonashecomesback.2.相当于assoonas用法的词或短语还有：immediately,directly,instantly,themoment,theminute,theinstant等.2.I’llgivehimyourmessagetheminutehearrives.1.DirectlyIhaddoneit,IknewIhadmadeamistake.3．Becauseoftheheavytraffic，itwasalreadytimeforlunchbreakshegottoheroffice．（10四川）A．sinceB．thatC．whenD．until4.Johnthinksitwon’tbelongheisready。forhisnewjob.（10陕西）A.whenB.afterC.beforeD.sinceA5.Howcanyouexpecttolearnanythingyouneverlisten？(06山东31)A.incaseB.evenifC.unlessD.when1.IwassofamiliarwithhimthatIrecognizedhisvoice______Ipickedupthephone.A.whileB.afterC.incaseD.theminute2.Howlongdoyouthinkitwilltake_______ourproductbecomespopularwiththeconsumersA.whenB.untilC.beforeD.since3.Hewashalfwaythroughhismeal____afamiliarvoicecametohisears.A.whyB.whereC.whenD.while6.Shehadjustfinishedherhomework____hermotheraskedhertopracticeplayingthepianoyesterday(09福建33).A.whenB.whileC.afterD.since7.Youcan’tborrowbooksfromtheschoollibrary______yougetyourstudentcard.(09上海32)A.beforeB.ifC.whileD.as需要注意的几点:1.在时间(或条件)状语从句中,要注意时态一致.一般情况下,“主将从现”Whenhereceivestheletter,he’lltellus.1.When____again?Whenhe____,I’llletyouknow.(NMET88)A.hecomes;comesB.willhecomes;willcomeC.hecomes;willcomeD.willhecome;comes牛刀小试(时间状语从句)1.____hewasonholiday，hecaughtabadcold.A.SinceB.WhileC.AsD.During3.Shewillwritetoyouassoonasshe___toParis.A.WillgetB.getsC.getD.got1.Marymadecoffee________herguestswerefinishingtheirmeal.A.SothatB.althoughC.whileD.asif2.Tomwasabouttoclosethewindow_____hisattentionwascaughtbyabird.A.WhenB.ifC.andD.till3.Johnthinksitwon’tbelong_____heisreadyforhisnewjob.A.WhenB.beforeC.afterD.sinceCAB5.Someonecalledmeupinthemiddleofthenight,buttheyhungup___Icouldanswerthephone.A.AsB.sinceC.untilD.before6.Itwasalongtime_____wemetagain.A.BeforeB.sinceC.forD.when7.Agoodstorytellermustbeabletoholdhislisteners’curiosity___hereachestheendofthestory.A.whenB.unlessC.untilD.after练习:1.I’llwritetoyou_______Igetthere.A.whileB.beforeC.assoonasD.by2.Hehaslivedinthecity_________hecamebackfromAmerica.A.whenB.beforeC.sinceD.after3.Wewon’tleavehere_______ourteachercomesback.A.untilB.sinceC.afterD.assoonas4.Ihadtofinishthepicture________mymothercameback.A.untilB.beforeC.afterD.while5.Johnfellasleep________hewaslisteningtothemusic.A.afterB.beforeC.whileD.assoonas时间状语从句1.Iwillgivethetickettohim_________________(我一见到他)2.Theforeignfriendshavevisitedalotofcities______________________(自从他们到中国以来)3.MrGreenwon’tgo__________________.(直到你回来)4.Icouldrideabike_____________________.(当我10岁时)5.Ibegantodosomedrawing________________________(我完成作业后)6.Hehastosendhisdaughtertoschool_______________________(他上班之前)assoonasIseehimsincetheycametoChinauntilyoucomebackwhenIwas10yearsoldafterIfinishedmyhomeworkbeforehegoestowork7.Thestudentsstoppedmakingnoises_______________________________(他们一看见他们的老师)assoonastheysawtheirteacher1.用连接副词where或wherever引导。.a.Juststaywhereyouare.b.Wherethereisawill,thereisaway.c.Youcansitwhereveryoulike.d.Whereveryougo,I’llberightherewaitingforyou.1.Whenhereadsabook,hishabitistomakeamark___themeaningisuncleartohim.A.thereB.whereverC.theplaceD.inwhich1.Where--…的地方2.Wherever=nomatterwhere---…不论何处