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感谢您的支持和购买连词(Conjunction)一、连词定义:用来连接词、短语或句子的词。e.g.IstudyEnglishandChinese.Doesheworkatschoolorinthehospital?Igetupearly,butmybrothergetsuplate.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：and(“和，并且”)与or(“否则”)1）改错：Theysatdownandtalkaboutsomething.Theystartedtodanceandsang.Isawtwomensittingbehindandatethere.我们可以得出:“and”连接平行结构。2）翻译：①我喜欢英语和数学。②我不喜欢英语和数学。我们也可以得出:（1）肯定句中用“and”表“和”；（2）否定句中用“or”表“和”用“and”或“or”填空：Studyhard,_____yourmathwillbebetter.=Studyhard,_____yourmathwillbeworse.二、连词分类：并列连词从属连词——连词：and,but,or,so,(for)that，whether,if,unless,while/when,until,because,sothat,so…that,evenif,as…asthough/although等连词词组:either…or,neither…nor,notonly…butalso,both…and,(aswellas)感谢您的支持和购买我们也可以得出:(3)“and”意为“这样，那么”；(4)“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。改错：（1）Althoughheisoversixty,butheworksashardasothers.改为：（2）“BecauseJohnwasill,soItookhimtothedoctor.”改为：由此我们知道:although/though和but;because和so等关联词都不能同时使用。考点一：eitherAorB“或者A或者B”neitherAnorB“既不A也不B”notonlyAbutalsoB“不仅A而且B”【连接主语时，谓语“就近原则”】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。）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“when”和“while”Mr.Whitewastakingashower_____theUFOlandedonthestreet.=________Mr.Whitewastakingashower，theUFOlandedonthestreet.A.whereB.whileC.whenD.whetherwhen引导的状语从句的动作多为短暂性动词，也为可延续性动词；但while只能是延续性动词。not…until/till直到……才;…till直到……为止如:翻译：我会到你回来时才睡觉。Iwon’tgotobeduntil/tillyoucomeback.我会一直工作到你回来。感谢您的支持和购买Iwillworktillyoucomeback.sothat：①为了；②所以，结果HetooktheMP3playerwithhim_____hecouldenjoymusicduringthetrip.A.becauseB.sothatC.when①Hegotupearlysothathecouldcatchtheearlybus.他起早是为了赶上早班车。(表目的)②Hegotupearlysothathecaughttheearlybus.他起早，结果赶上了早班车。（表结果）so…that如此…以致Hegotupsoearlythathecaughttheearlybus.情境对话：用what;that;if;assoonas;when;but;so;because;and;sothat;neither…nor填空FunnyHusband(H)&Wife(W)aboutShoppingH：“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.”完成下列选择题.1.Marylikesmusic___Tomisfoundofsports.A.andB.butC.bothAandB2.Ifailedagain,___Iwon’tgiveup.A.andB.butC.so3.Thisismyfirstlesson,__Idon’tknowyournames.A.andB.butC.so4.Whichdoyoulikebetter,apples,__pears?A.andB.butC.or5.Nowwehavenotime_____money.A.soB.andC.or6.Tryyourbest__you’llmakemoreprogress.A.andB.butC.or7.Don’tloseheart,__you’llloseall.感谢您的支持和购买A.andB.soC.or8.It’sgettingwarmer__warmer.A.andB.butC.or9.Heorthetwins__theUSA.A.comesfromB.comefromC.isfrom10.NotTombutI___goingtogivethetalk.A.amB.isC.are11.AlthoughIhavepassedtheexam,___Iamnotpleasedwiththeresult.A.andB.butC./12.BothPeterandI___goingtoGuangzhou.A.areB.isC.am13.Eitherapplesorrice__Ok.Iamhungry.A.areB.isC./14.NeitherInormyparents___totellyouthetruth.A.wantsB.wantC.isgoingto15.NotonlyIbutalsoJane__surethatwe’llwin.A.isB.areC.am16.I’lltellyourfatherthetruthassoonashe___here.A.arrivesB.arrivedC.arrivesat17.Wedon’tknowifhe___usforthepicnic.I’llcallyouifhe____.A.joins;comesB.willjoin;comesC.willjoin;willcome18.Nobodyknowswhenthewindows___.ButI’lltellyouwhenI___theanswer.A.broke;findoutB.broken;willfindoutC.werebroken;findout19.Youwon’tunderstanduntilyou___him.A.meetB.meetingC.willmeet20.YouwillfailinEnglish___youworkhard.A.becauseB.unlessC.if21.Justbecauseweareyoung,___weshouldworkevenharder.A.soB./C.but22.Ithasbeensevenyearssincehe__here.A.leftB.leavesC.leave