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连词连词(Conjunction)连词(Conjunction)一、连词定义:用来连接词、短语或句子的词。e.g.IstudyEnglishandChinese.Doesheworkatschoolorinthehospital?Igetupearly,butmybrothergetsuplate.二、连词分类：并列连词从属连词——连词：and,but,or,so,(for)连词词组:either…or,neither…nor,notonly…butalso,both…and,(aswellas)that，whether,if,unless,while/when,until,because,sothat,so…that,though/although,evenif,as…as等三、用法1.并列连词---连接具有并列关系的词，短语或句子。常见的有：(1)表并列关系的and,both…and,notonly…butalso,neither…nor，aswellas（也，和）等。(2)表选择关系的or,either…or等。(3)表转折关系的but,however等。(4)表因果关系的for,so等。考点一：1）判断改错：Theysatdownandtalkaboutsomething.Theystartedtodanceandsang.Isawtwomensittingbehindandatethere.FFFeatingsingtalkedand(“和，并且”)与or(“否则”)“and”连接平行结构。（1）肯定句中用“and”表“和”；（2）否定句中用“or”表“和”。2）翻译：①我喜欢英语和数学。②我不喜欢英语和数学。IlikeEnglish_____math.Idon’tlikeEnglish____math.andor=Studyhard,_____yourmathwillbeworse.3）用“and”或“or”填空：Studyhard（祈使句）,_____yourmathwillbebetter.andor“and”意为“这样，那么”；“or”意为“否则”。表转折的连词but和however：e.g.(他努力工作，但以失败告终。)Heworkedhard,______hefailedatlast.Heworkedhard._________,hefailedatlast.区别:but后没有逗号，直接连接分句；however后有逗号相隔，可放句末。butHowever考点二：观察句子：（1）Althoughheisoversixty,butheworksashardasothers.改为：Althoughheisoversixty,heworksashardasothers.或Heisoversixty,butheworksashardasothers.（2）“BecauseJohnwasill,soItookhimtothedoctor.”*although/though和but这两个关联词不能同时用。???同样，此句错误，because和so等关联词都不能同时使用。考点三：eitherAorB“或者A或者B”neitherAnorB“既不A也不B”notonlyAbutalsoB“不仅A而且B”---连词词组：①EitheryouorI_____goingtotheparty.(或者你或者我将去晚会。)②NeitherInorhe______seenthemovie.（我和他都没有看过这部电影。）③Notonlyyoubutalsohe________French.（不但你而且他也讲法语。）【连接主语时，谓语“就近原则”】amhasspeaks考点四2.从属连词---用来引导从句。常见的从属连词有：(1)引导时间状语从句的after,before,when,while,as,until,till,since,assoonas等。(2)引导条件状语从句的if,unless等。(3)引导原因状语从句的because,as,since等。(4)引导目的状语从句的sothat,inorderthat等。(5)引导让步状语从句的though,although,evenif等。(6)引导结果状语从句的sothat,so…that,such…that等。(7)引导比较状语从句的than,as…as等。(8)引导宾语从句的that,if,whether等。Mr.Whitewastakingashower_____theUFOlandedonthestreet.A.whereB.whileC.whenD.whetherCWhileMr.Whitewastakingashower，theUFOlandedonthestreet.考点一“when”和“while”when引导的状语从句的动作多为终止性动词，也为可持续动词；但while只能是可持续动词。考点二我父亲直到我们吃完饭时才回来。Myfather______comebackuntilwehadsupper.not…until/till直到……才…till直到……为止翻译：他直到3岁才会讲话。He______getupuntilhismotherwakeshimup.didn’t他经常等到妈妈叫他才起床。He_________speakuntilhewas3.couldn’tdoesn’tuntil可用于句首，而till不可以HetooktheMP3playerwithhim_____hecouldenjoymusicduringthetrip.A.becauseB.sothatC.whenB考点三他起早是为了赶上早班车。(表目的)①Hegotupearlysothathecouldcatchtheearlybus.②Hegotupearlysothathecaughttheearlybus.他起早，结果赶上了早班车。（表结果）Hegotupsoearlythathecaughttheearlybus.so…thatsothat：①为了；②所以，结果如此……以致考点四because,as,since,nowthat,for因为Heisabsentbecauseheisill.Whyisheabsent?Becauseheisill.Asyouaretheoldest,youshouldtakecareoftheothers.Nowthateverybodyishere,let'sbeginourmeeting.Thedaybreaks,forthebirdsaresinging.because原因程度最强，回答why的提问，不与so连用as比becase弱，显而易见的原因。从句常放在句首。nowthat与since相似，译为“既然”，从句常放在句首,强调人们已知的事实。for前常有逗号，不能放在句首。对前边的句子的进一步说明，是间接推测的原因。考点五whether,if是否Ifitisfine,thesportsmeetingwillcontinue.(条件状语从句中只能用if，不能用whether）Youhavetopayforitwhetheryoulikeitornot.Itdependsonwhetheryoulikeit.Whetherhewillcomeisstillaquestion.Thequestioniswhetherhewillbeallowedtogo.只能用whether的情况：FunnyHusband(H)&Wife(W)aboutShopping情境对话：H：“Whatarewegoingtodo,mydear？”W:“Goshopping.”H：“Wecandonothing___________shopping.”W：“Infact,_______you_____Ilikeshopping.”H:“Whymustyoudothethings_____youdon’tlike?”W:“___myskirtsareoutofstyle,___Iwanttobuyanewone.”W:（Intheclothingshop.）…Idon’tknow___theyfit(适合)me.”H:“Idon’tknow____________youreallylike.Justgoinsideandtrythemon.”H：（对seller笑笑）“Canyoutalktomeforafewminutes？”S：Why?H：Because___________mywifesees(that)Iamtalkingtootherladies,shewillbeangryatonceandleave.S：“Thenwhydoyoulethergo?”H：“Iwanttoleave________Iwon’tpayforthem.”(Haha^o^)根据对话内容，填入适当连词。except/butneithernorthatBecause或soifwhat/whichif/when/assoonasand/sothatHomework：1.Goovertheusageofconjunctions.2.Finishtherelatedexercises.