1、When he came in,I was cooking.他进来时,我在做饭。He came in while I was cooking.Shesangas sheworked.一边一边When+短暂性动词(常+一般过去时)While+持续性动词(常+过去进行时)As 动作衔接紧密,表“伴随”1.when,while,as“当时”while的其他含义:WhileIwaswalkingdownthestreet,Icameacrossanoldfriend.(while=_)Helikespopmusic,whileIamfondoffolkmusic.(while=_)whenbut2.b
2、efore在前ItwillbehalfayearbeforeIcomeback.Ihadfinishedmyhomeworkbeforemyfathercameback.After在之后AfterIhadfinishedmyhomework,myfathercameback.3.since“自从”(常用于现在完成时)从他离开后我们没见过面。Wehaventseeneachothersinceheleft.4.assoonas”一就”我一回来就给你打电话。IllcallyouassoonasIcomeback.主将主将 从现从现5.notuntil“直到才”我将不会离开直到他回来。Iwillno
3、tleaveuntilhecomesback.主将从现Ididnotleaveuntilhecameback.1._hecomesheretomorrow,Iwillcallyou.2._hewaswalkinginthestreet,hemetTim.3.Shesang_sheworked.WhenWhile/Whenas4.Illringyouup_IgettoBeijing.assoonas5.Itwontbelong_hefinisheshiswriting.6._hehadfinishedhiswork,heleftthere.7.Itistwoyears_hecamehere.8.
4、_shetoldme,Ihadnoideaofwhattheyhadsaid.beforeAftersinceUntil主将从现whenbeforeassoonasnotuntil二二.地点状语从句地点状语从句地点状语从句由where,wherever等引导。例如:Where there is a will,there is a way.You can take a walk wherever you like to.三三 原因状语从句原因状语从句 通常由通常由because,since,as,for 引导引导 所表示的语气由所表示的语气由becausesinceasfor逐渐减弱。逐渐减弱。
5、because表直接原因表直接原因,有很强的因果关系有很强的因果关系,回答回答 “why”的的提问,提问,since表很明显的原因表很明显的原因,“既然既然”常放句首,常放句首,asas表表明显原因,语气较弱。明显原因,语气较弱。for放句中,补充说明原因。放句中,补充说明原因。Eg:-Why are you late?-Because my car is broken.Since you cant answer this question,I will call others.As its raining,we should stay here.You cant see the teache
6、r,for he isnt in.1._hewasill,hedidntgotoschool.2._youdonotunderstand,Iwillexplainagain.3._shewaslateforclass,shehadtosaysorry.4.Hemustbeill,_heisabsenttoday.BecauseSinceforAs5.Ieatpotatoes_Ilikethem.我吃土豆是因为我喜欢土豆。6._Ididntknowtheway,Iaskedapoliceman.我由于不知道路,因而问警察。7._youwonthelpme,Illasksomeoneelse.你既
7、然不帮我,那我就请别人帮我。becauseAsSince注:becauseof和because的区别becauseof后加名词代词或动名词,不加句子,而because加句子,例:Becauseofhisillness,hedidntgotowork.因为生病,他没上班。Becausehewasill,hedidntgotowork.连接词:连接词:if,unlessIf I have a lot of money,I will buy a big house.主将从现主将从现四四 条件状语从句条件状语从句 如果除非Thesportsmeetingwillcontinue,unlessitrai
8、nstomorrow.1._youtouchanEnglishperson,youshouldsay“sorry”.If2.Donttouchanything_yourteachertellsyouto.unless主将从现whenbeforeassoonasnotuntilIfunless五五 目的状语从句目的状语从句so that/in order that引导目的状语从句,从句中常用情态动词may(might)/can(could)/should.Eg:我提高声音以便每个人都能听见我。I raised my voice so that everyone could hear me.我起床
9、早是为了能赶上早班车。I got up early so that I could catch up the early bus.1.Theysetoutearly_theymightarrivethereintime.2.Id like to arrive 20 minutes early_Icanhavetimeforacupoftea.A.assoonasB.asaresultC.incaseD.sothatso that(in order that)六六 结果状语从句结果状语从句sothat/suchthatEg:他是如此的兴奋以至于说不出一个字。He was so excited t
10、hat he couldnt say a word.他讲了一个如此有趣的故事,以至于我们忘他讲了一个如此有趣的故事,以至于我们忘了时间。了时间。She told us such an interesting story that we all forgot the time.当当n.前有前有many或或much修饰时,用修饰时,用so而不用而不用such。sothat的的so后面后面跟形容词或副词跟形容词或副词;such 在主句中修在主句中修饰名词饰名词1.It is _good a story that Illneverforgetit.2.Itis_agoodstorythatIllnev
11、erforgetit.sosuch 七七.让步状语从句让步状语从句让步状语从句,表示“虽然,尽管,即使”等概念,常用的关联词有:though,although,eventhough等。他虽然有病,但仍然继续工作。Thoughhewasill,hewasstillworking.此事虽难,但我们还是要做。Althoughitisdifficult,weshalldoit.即使你这样说,我也不信。Eventhoughyousayso,Idonotbelieveit.注:though和although可以互换,只是although比较正式。though不可以与连词but连用,但可以与yet,stil
12、l连用,例:虽然他很努力,但还是没通过考试。Thoughheworkedhard,hecouldntpasstheexam.1._heisold,heworkshard.2._yousayso,Idontbelieveit.Although /Though Even though八.比较状语从句比较状语从句常用than或asas引导。than表示两者的比较,asas表示程度相同我比TOM高。ImtallerthanTom他和我跑得一样快。HerunsasfastasIisdo1.Hedoesntworkashard_youdo.2.Shedidworseinthetest_sheexpecte
13、d.asthan九九.方式状语从句方式状语从句方式状语从句由 as引导。eg:Do as Romans do.入乡随俗如我告诉你那样做。Do as I told you.按你喜欢的方式去做。Do as you like.()1.If he _harder next time,he will catch up with us.A.work B.worked C.works D.will work()2.I think WeiHua will be very happy when she _your presents.A.looks B.will look C.receives D.will re
14、ceive CCExercise()3.Well set out as soon as our monitor _.A.comeB.comes C.will comeD.has come()4.Ill go with you if it _fine tomorrow.A.has beenB.is C.will be D.be ()5.Ill meet him at the station when he _.A.will returnB.return C.returns D.returned ()6.I wont go to see the film tonight,because I _ m
15、y ticket.A.lost B.have lost C.will lost D.didnt have B B C B()7.Are you going to visit the farm tomorrow?Yes.But if it _,well stay at school.A.rainB.rained C.rainsD.will rain()8.Please dont stand up in class until you _.A.were told to B.are told to C.were told D.are told()9.They wont be back until the work _.A.do B.does C.is done D.will do()10.Xiao Ming will come and play with me if he _busy.A.isB.wont be C.isnt D.will be BC C C()11.I will let you know about it as soon as I _the news.A.will get B.get C.got D.get()12.T
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