中考英语语法专题复习 状语从句.pptx
状语从句可以根据其用途分为：时间状语从句、地点状语从句、原因状语从句、结果状语从句、目的状语从句、条件状语从句、让步状语从句第1页/共35页一 时间状语从句 一般由when，while，as，after，before，since，until，as soon as等从属连词引导。当主句是一般将来时或祈使句，表示将来的意义时，从句用一般现在时。第2页/共35页Whenhecamein,Iwascooking.他进来时，我在做饭。HecameinwhileIwascooking.She sang as she worked.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”第3页/共35页while的其他含义：While I was walking down the street,I cameacrossanoldfriend.(while=_)Helikespopmusic,whileIamfondoffolkmusic.(while=_)whenbut第4页/共35页2.before在前ItwillbehalfayearbeforeIcomeback.Ihadfinishedmyhomeworkbeforemyfathercameback.After在之后AfterIhadfinishedmyhomework,myfathercameback.第5页/共35页3.since“自从”（常用于现在完成时）从他离开后我们没见过面。We havent seen each other since he left.4.as soon as”一就”我一回来就给你打电话。Ill call you as soon as I come back.主将 从现第6页/共35页5.notuntil“直到才”我将不会离开直到他回来。I will not leave until he comes back.主将 从现I did not leave until he came back.第7页/共35页1._hecomesheretomorrow,Iwillcallyou.2._hewaswalkinginthestreet,hemetTim.3.Shesang_sheworked.WhenWhile/Whenas4.I ll ring you up _I get to Beijing.as soon as第8页/共35页5.Itwontbelong_hefinisheshiswriting.6._hehadfinishedhiswork,heleftthere.7.Itistwoyears_hecamehere.8._shetoldme,Ihadnoideaofwhattheyhadsaid.beforeAftersinceUntil第9页/共35页主将从现whenbeforeas soon asnotuntil第10页/共35页二.地点状语从句地点状语从句由where,wherever等引导。例如：Wherethereisawill,thereisaway.Youcantakeawalkwherever you like to.第11页/共35页三三 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。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 teacher,for he isnt in.第12页/共35页1._hewasill,hedidntgotoschool.2._youdonotunderstand,Iwillexplainagain.3._shewaslateforclass,shehadtosaysorry.4.Hemustbeill,_heisabsenttoday.BecauseSinceforAs第13页/共35页5.I eat potatoes _I like them.我吃土豆是因为我喜欢土豆。6._I didnt know the way,I asked a policeman.我由于不知道路，因而问警察。7._you wont help me,Ill ask someone else.你既然不帮我，那我就请别人帮我。becauseAsSince第14页/共35页注：because of和because的区别 because of后加名词代词或动名词，不加句子，而because加句子，例：Because of his illness,he didnt go to work.因为生病，他没上班。Because he was ill,he didnt go to work.第15页/共35页连接词：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条件状语从句 如果 除非The sports meeting will continue,unless it rains tomorrow.第16页/共35页1._ you touch an English person,you should say“sorry”.If2.Dont touch anything _ your teacher tells you to.unless第17页/共35页主将从现whenbeforeas soon asnotuntilIfunless第18页/共35页五 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.我起床早是为了能赶上早班车。I got up early so that I could catch up the early bus.第19页/共35页1.Theysetoutearly_theymightarrivethereintime.2.Id like to arrive 20 minutes early_ I can have time for a cup oftea.A.assoonasB.asaresultC.incaseD.sothatsothat(inorderthat)第20页/共35页六 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 that he couldnt say a word.他讲了一个如此有趣的故事，以至于我们忘了时间。She told us such an interesting story that we all forgot the time.当n.前有many或much修饰时，用so而不用such。sothat的so后面跟形容词或副词;such 在主句中修饰名词第21页/共35页1.Itis_goodastorythatIllneverforgetit.2.Itis_agoodstorythatIllneverforgetit.sosuch第22页/共35页 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,even though等。他虽然有病，但仍然继续工作。Though he was ill,he was still working.此事虽难，但我们还是要做。Although it is difficult,we shall do it.即使你这样说，我也不信。Even though you say so,I do not believe it.第23页/共35页 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，still连用，例：虽然他很努力，但还是没通过考试。Though he worked hard,he couldnt pass the exam.第24页/共35页1._heisold,heworkshard.2._yousayso,Idontbelieveit.Although/ThoughEventhough第25页/共35页 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。Im taller than Tom他和我跑得一样快。He runs as fast as I is do第26页/共35页1.Hedoesntworkashard_youdo.2.Shedidworseinthetest_sheexpected.asthan第27页/共35页九.方式状语从句方式状语从句由as引导。eg:DoasRomansdo.入乡随俗如我告诉你那样做。DoasItoldyou.按你喜欢的方式去做。Doasyoulike.第28页/共35页（）1.Ifhe_hardernexttime,hewillcatchupwithus.A.workB.workedC.worksD.willwork（）2.IthinkWeiHuawillbeveryhappywhenshe_yourpresents.A.looks B.willlookC.receivesD.willreceive CC Exercise第29页/共35页（）3.Wellsetoutassoonasourmonitor_.A.comeB.comesC.willcomeD.hascome（）4.Illgowithyouifit_finetomorrow.A.hasbeenB.isC.willbeD.be（）5.Illmeethimatthestationwhenhe_.A.willreturnB.returnC.returnsD.returned（）6.Iwontgotoseethefilmtonight,becauseI_myticket.A.lostB.havelostC.willlostD.didnthaveBBCB第30页/共35页（）7.Areyougoingtovisitthefarmtomorrow?Yes.Butifit_,wellstayatschool.A.rainB.rainedC.rainsD.willrain（）8.Pleasedontstandupinclassuntilyou_.A.weretoldto B.aretoldtoC.weretoldD.aretold（）9.Theywontbebackuntilthework_.A.doB.doesC.isdoneD.willdo（）10.XiaoMingwillcomeandplaywithmeifhe_busy.A.isB.wontbeC.isntD.willbe BC C C第31页/共35页（）11.IwillletyouknowaboutitassoonasI_thenews.A.willgetB.getC.gotD.get（）12.Thoughheisill,_heisstillworkinghard.A.butB.yetC.tooD.either（）13.Hewaslate_theheavyrain.A.becauseB.becauseofC.thoughD.if（）14.Theboyis_lovelythatwealllikehim.A.soB.suchC.tooD.very B A D B第32页/共35页（）15.Thisis_aninterestingbookthatIwanttoreaditagain.A.soB.suchC.quiteD.very（）16.Hegotupearly_hecouldcatchupwiththeothers.A.inordertoB.ToC.sothatD.that CB第33页/共35页第34页/共35页谢谢您的观看！第35页/共35页
