初中时态复习.ppt

中考总复习之英语常见时态,时态,一、定义：在英语中，发生的动作要用不同的动词形式来表示，这每一种不同的形式就叫做时态。,不同时间,二、时态的种类：初中常见的9种时态,Exercise,Who_(dance)bestinyourclass?2.Studentsusually_(have)tenminutesrestbetweentwoclasses.,dances,have,概念：,常用时间状语：,构成形式：,1.一般现在时态(TheSimplePresentTense),表示经常发生的或习惯性的动作或状态。,do/does(三单),everyday,always,usually,often,sometimes,onSundays,threetimesaday,etc,我一到达那儿，就会给你写信。,一般现在时的注意点:,1、表客观事实或普遍真理,Theearth_(go)roundthesun.,2、在when,assoonas,until,after,before等到引导的时间状语从句和if引导的条件状语从句中,用一般现在时表示将来.,Ifitdoesntraintomorrow,wellgoonapicnic.,goes,如果明天不下雨，我们将去野营。,IllwritetoyouassoonasIgetthere.,Exercise,1.I_(find)myrulerinmydesk.,found,2.Weand_(see)lotsofbirds_(fly)overthetrees.,flying,saw,fiveminutesago,lookedup,概念：,常用时间状语：,构成形式：,2.一般过去时态(TheSimplePastTense),表示过去某个时间发生的动作或存在的状态,V+ed,yesterday,justnow,last,thismorning,ago,etc,一般过去时的注意点:,1、当没有明显的时间状语时,描述几个相继发生过的动作,Ialwaysgotuptoolate,washedmyface,hadaquickbreakfastandhurriedtoschool.,2、since从句中常用一般过去时,Youhaventchangedmuchsincewelast_(meet).,met,Exercise,willbe,Theradiosaysthatit_(be)sunnytomorrow.,概念：,常用时间状语：,构成形式：,表示将来某个时间要发生的动作或存在的状态,tomorrow,inthreedays，this,next,soon,etc.,1.will+do/be2.am/is/aregoingto+do3.am/is/are+doing,3.一般将来时态(TheSimpleFutureTense),Lookatthedarkclouds,it_rain.Tomorrow_beAprilFoolsDay.,一般将来时的注意点:,will,isgoingto,4.过去将来时态,Myuncletoldmethatmyauntwasgoingtohaveachildthenextmonth.Myfriendstoldmethattheywouldhaveagreatpartyforme.Theywouldtrekthroughthejunglethenextday.过去将来时态用法：用于宾语从句中，当主句中是过去时态时，从句中的一般将来时就变成过去将来时。立足于过去言将来；,(2008台州中考)-Hi,Mary.Whereisyourfather?-Look,He_hiscaroverthere.washesB.iswashingC.willwashD.hasbeenwashed,Exercise,5.现在进行时态(ThePresentContinuousTense),概念：,常用时间状语：,表示现在或现阶段正在发生的动作,now,listen,look,rightnow,thesedays,atthismoment,etc,am/is/are+doing,构成形式：,现在进行时的注意点:,2.表达状态、感情和感觉的动词不能用进行时。如：中know,be,want,think,see,hear,like,hope,love,have,1.在表达时，切记不要忘了be动词。am/is/aredoing,(2008衢州中考)-Whydidntyoucomeandopenthedoorforme,dear?-Sorry,Jack.I_inthekitchenanddidnthearyou.wascookingB.amcookingC.wavecookedD.willcook,Exercise,概念：,常用时间状语：,构成形式：,6.过去进行时态(ThePastContinuousTense),表示过去某一时刻或某一时间段正在发生的动作。,was/were+doing,atthistimeyesterday,fromseventoninelastnight,atthatmoment,etcWhen引导的时间状语从句IwasreadingabookwhenJimcalled.c.While引导的时间状语从句TheUFOtookoffwhilethemanwastakingphotos.,过去进行时的注意点:,在when,while引导的时间状语从句中,表示主从句中两个动作同时发生时,用过去进行时表示.,1.Whenmyfathergothome,I_alettertomyfriend.(2008宁波中考)writeB.amwritingC.wroteD.waswriting,2._Jimwasmakingapaperplane,hisbrotherwasdoinghomework.(对比）,While,较长的动作,Exercise,1.He_(finish)writingthebook,hasnthe?,hasfinished,2.(2008绍兴中考)-Youseemtoknowmuchaboutthecity.-Thatstrue.I_itthreetimes.A.visitedB.hadvisitedC.havevisitedD.willvisit,A.概念：,构成形式：,7.现在完成时态(ThePresentPerfectTense),发生在过去且对现在仍有影响的动作,强调对现在的影响.,have/has+done,1.Canyougotothemovieswithmetonight?Sorry,Icant.Ihaventfinishedmyhomeworkyet.,2.-Ihavelearnedhowtomakedumplingsbefore.Icanteachyouhowtomakethem.-Great!Whendidyoulearnit?-IlearneditwhenIwas8yearsold.,常用时间状语：,already,just,before,yet,never,ever,etc.,B.1.表示某个动作从过去开始一直持续到现在，有可能在将来还要延续。2.主语+has/have+done+for/sinceIhavetaughtEnglishfor21years.since1992sinceIgraduatedfromtheuniversity.Hehasbeenawayfromhishomefor40years.3.动词必须为可延续性动词leave=beawayfrombegin=beonarrive=beinborrow=keepbuy=have,C.1.Has/have+beento(曾经到过某地，人已回来)IhavebeentoHangzhoumanytimes.2.Has/have+goneto(去了某地，人在路上或在目的地）WhereisMr.Green?HehasgonetoLondon.,现在完成时的注意点:,1.havebeento,havebeenin和havegoneto的区别,2.短暂性动词和持续性动词,1).Tom_never_toAmerica2).-IsTinaathome?-Sorry,she_Shanxi,andshe_thereforthreedays.,译下列句子：,、这本书他买了一年了4、这本书他借了三天了。5、我们离开广州六年了。,Hehasboughtthisbookforayear.,Hehashadthisbookforayear.,Hehasborrowedthebookforthreedays.,Hehaskeptthebookfor3days.,WehaveleftGuangzhoufor6years.,WehavebeenawayfromGuangzhoufor6years.,短暂性动词不能跟表示一段时间的状语连用,必须转变成持续性动词,D.常见句型Itis+一段时间+since从句(一般过去时).,Itisthreedayssincetheyborrowedthatbook.,Exercise,hadhad,Shetoldmethatshe_(have)thisbikeforthreeyears.,概念：,常用时间状语：,构成形式：,8.过去完成时:(ThePastPerfectTense),主语+haddone,bytheendoflastyear,by,before+过去的时间点；由when,before,after,bythetime等引导的状语丛句中，表示主句的动作发生在从句之前。,表示在过去某一时刻前已完成的动作。也称“过去的过去”,过去完成时的注意点:,用于宾词从句中，当主句的谓语动词是一般过去时时,一定要注意宾语从句中的时态变化。,Hesaidthathe_thefilmmanytimes.,hadseen,9.现在完成进行时态S+has/havebeing+doneWehavebeinglearnedEnglishforanhour.,Exercise,1.Thevolleyballmatchwillbeputoffifit.A.willrainB.rainsC.rainedD.israining,2.-Doyouwanttoseethefilm“HarryPotter”?-Thefilm“HarryPotter”?I_it.Itsverywonderful.(2008黄岗中考)A.seeB.haveseenC.wasseeingD.hasseen,3.Theboy_(notswim)intheriveryet.,hasntswum,5.-WhereisLiuMei?-She_(go)home.,4.-Whereisyourfather?-He_(watch)TVintheroom.,7.Heaskedwhatthey_(do)ateightlastnight.,weredoing,8.Iknowthathe_(join)thearmyin1985.,joined,6.Wedontknowifit_(rain)tomorrow.Ifit_(rain)tomorrow,wellnotgoforapicnic.,iswatching,willrain,rains,hasgone,9.Hesnothungry.He_just_(have)lunch.,11.-_theBlacks_(visit)theGreatWallbefore?-Yes,they_.-When_they_(visit)it?-Onlyamonthago.,10.Imsurehe_(work)itoutinonehour.,has,willwork,Have,had,visited,have,did,visit,12.He_(look)outofthewindowwhenthematch_(begin).,waslooking,began,II.动词时态要点说明,(参见复习指导P4146),III.动词时态专项突破及应试对策,专项突破：1,慧眼识别标志词,Eg.()1，-Shallwegoshoppingnow?-Sorry,Icant.I_myshirts.A,washB,washesC,amwashingD,washed.,()2,“Hero”isawonderfulmovie.I_ittwicealready.A,willseeB,seeC,sawD,haveseen.,特别提醒：敏锐捕捉时间标志词，并结合具体的语境，选择出正确的动词时态，是解决此类问题的良策。请同学们熟记各种常用时态所对应的时间状语及标志词。,C,D,2，主从时态须呼应如果所给的题干是主从复合句，可根据主从时态呼应原则确定正确的时态,Eg.()1，I_theCDstoyouifIhavetimetomorrow.A,willreturnB,returnedC,havereturnedD,return,()2,-DidyouseeTomattheparty?-No,he_bythetimeIgotthere.A,leftB,wasleavingC,hadleftD,hasleft,特别提醒：近年来