初中英语连词用法

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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,_____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。考点二我会一直工作到你回来。Iwillworktillyoucomeback.not…until/till直到……才…till直到……为止翻译:我会到你回来时才睡觉。Iwon’tgotobeduntil/tillyoucomeback.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’tHetooktheMP3playerwithhim_____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2.so...that...,such...that...从句+形容词/副词+that从句;so+形容词+a/an+可数名词的单数+that从句;so+many/much/few/little+名词+that从句;such+a/an+形容词+可数名词单数+that从句;such+形容词+不可数名词/可数名词复数+that从句。Hangzhouissobeautifulacitythatlotsofvisitorscomehereeveryyear.杭州如此美以至于每年许多游客来这。Sheissuchagoodgirlthatwealllikeher.她是如此好的一个女孩,以至于我们大家都喜欢她。Therearesomanystudentsontheplayground.操场上有如此多的学生。(2010·南昌)Moneyisveryimportant________it'snotthemostimportantthing.A.orB.andC.soD.but解析:本题题意为“金钱是很重要的东西,但不是最重要的。”本题考查连词的用法,这里表示的是转折,应该用but,因此答案为D。Lindatriedtobecomeanexcellentteacher,________atlastshesucceeded.A.soB.orC.butD.and(2010·铜仁)—MayIgototheconcertwithyou?—I'mafraidnot________youhaveaticket,becauseIhaveonlyone.A.sinceB.ifC.unlessD.though解析:由题意知,我只有一张票,如果你想和我一起去,除非你有一张票。since“因为”,if“如果”,unless“除非”,though“尽管”。故选择C。—DidyoucallSaraback?—Ididn'tneedto,________we'llhaveameetingtogethertonight.A.thoughB.unlessC.becauseD.if(2010·无锡)Scientistssayitmaybeafewyears________itispossibletotestthenewmedicineonpatients.A.becauseB.afterC.beforeD.since解析:本题题意为“科学家们说也许再过几年才有可能在病人身上测试这种新药。”考查连词的用法。由题意可知答案为C。________scientistshavedonealotofresearchonA(H1N1)flu,therearestillsomecasesforfurtherstudy.A.AsB.OnceC.IfD.Although1.(2010·安徽)Bobpromisestojoininthefootballmatch________hehastohelphisparentsonthefarm.A.ifB.asC.unlessD.when【解析】句子前半部分意思是Bob许诺要加入足球队,后面是他必须帮助他父母,因此,需要连词“如果不,除非”。【答案】C2.(2010·河北)Peterlikesreadinganewspaper________heishavingbreakfast.A.untilB.whileC.becauseD.though【解析】句意为“Peter喜欢在吃早饭的时候读报纸”。while意为“当……时候”。故选B。【答案】B3.(2010·河北)Jenny,putonyourcoat________youwillcatchacold.A.butB.andC.orD.so【解析】句意为“Jenny穿上你的外套,否则,你会感冒的”。or有“否则”之意。故选C。【答案】C4.(2010·哈尔滨)Tomakeourdreamscometrue,wearesupposedtosetgoals________thentryourbesttoachievethem.A.orB.andC.but【解析】根据句意可知上下句之间的关系为顺承关系,用and。or“否则”,表示对上文造成的影响;but“但是”,是对上句的转折,均不符合上下句关系。【答案】B5.(2010·铜仁)—MayIgototheconcertwithyou?—I'mafraidnot________youhaveaticket,becauseIhaveonlyone.A.sinceB.ifC.unlessD.though【解析】由题意知,我只有一张票,如果你想和我一起去,除非你有一张票。since“因为”,if“如果”,unless“除非”,though“尽管”。故选择C。【答案】C6.(2010·镇江)AtouristwilleasilylosehiswayinBeijing________hehasamaporaguide.A.ifB.becauseC.unlessD.when【解析】连词的用法。if“如果”,引导条件状语从句;because“因为”,引导原因状语从句;unless“除非,如果不……”,引导条件状语从句;when“当……时候”,引导时间状语从句。句意为“如果没有一张地图或者导游,游客很可能在北京迷路。”故选择C。【答案】C7.(2010·苏州)We'llvisitExpo2010ShanghaithisSunday________itrainsorit'sveryhot.A.sinceB.ifC.unlessD.until【解析】句意为“除非下雨或天很热,否则这星期我们将去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