高中时态复习优质课PPT课件

.,1,语法难点突破之一动词的时态,.,2,.,Thehouseswereoldandsmall,.,3,Peopleusedtoliveinoldbuildings.,.,4,Pollutionwasserious,andtherewasrubbisheverywhere.,.,5,Thetrafficwasnotveryconvenientsothatfewpeoplecamehere.,.,6,Nowgreatchangeshavetakenplaceinmyhometown.,.,7,Theenvironmenthasbecomemorebeautiful.,.,8,Theriverisclearerandtheskyisbluer.,.,9,ManyfamilieshavenotonlycolorTVsets,butalsotelephones,fridges,computers,andsoon.,.,10,Manypeopleallhavetheirowncars,.,11,1)Thehouseswereoldandsmall.,2)Peopleusedtoliveinoldbuildings.,3)Nowgreatchangeshavetakenplaceinmyhometown.4)peoplearelivingahappylife.,5)Manypeopleallhavetheirowncars.6)wewillhaveabetterlifeinthefuture.,.,12,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,.,13,v./v.s/es,Ved/不规则动词,will+v/begoingto+v,would+v.,had+Vp.p,have/has+Vp.p,willhave+Vp.p,am/is/are+Ving,was/were+Ving,.,14,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,.,15,Exercise,Who_(dance)bestinyourclass?2.Studentsusually_(have)tenminutesrestbetweentwoclasses.,dances,have,.,16,一般现在时的用法2）客观真理，客观存在，科学事实或表示格言或警句。Knowledge_(begin)withpractice.Shesaidthattheseawater_(be)salty.,begins,is,.,17,1一般现在时的用法3）按火车、汽车、飞机等时刻表将要发生的事。此时句中有时有将来的时间状语，但不用将来时此时主主语是物：车，船，飞机等Thetrainleavesatthreethisafternoon.4）在时间、条件、方式、让步状语从句中，用一般现在时代替一般将时.(when,before,if,assoonas,unless【主将从现】Ifitisfinetomorrow,wewillgotothecountryside.,.,18,如果明天不下雨，我们将去野营。1)Ifit_(rain)tomorrow,wellgoonapicnic.2)We_(begin)ourclassassoonastheteacher_(come)3）Wedontknowifit_(rain)tomorrow.Ifit_(rain)tomorrow,wellnotgoforapicnic.,doesntrain,willbegin,comes,willrain,rains,.,19,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,in1945,atthattime;once;afewdaysago;when,etc,.,20,Exercise,1.I_(find)myrulerinmydesk.,found,2.Weand_(see)lotsofbirds_(fly)overthetrees.3.Awomansawhimcryingandtellinghimtowaitoutsideashop.(2015全国II卷改错),flying,saw,fiveminutesago,lookedup,told,.,21,一般过去时的注意点:,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,.,22,3.一般将来时,1.一般将来时表示计划、打算、企图做某事或来注定要发生的事情。2.表示将来时的四种形式will/shall+动词原形begoingtodobeabouttodo(正要干什么)betodo3.常用时间状语：tomorrow,inthreedays，this,next,soon,etc.,.,23,4beabouttodo表示“正要干什么”，表示即将发生的动作，不与表示将来的时间状语连用。常与when连用，when此时意思：就在这时，是并列连词构成句型：beabouttodowhen.Iwasabouttoleavewhenitrained.,.,24,Exercise,willbe,1)Theradiosaysthatit_(be)sunnytomorrow.2)Itisreportedthataspacestation_(built)onthemooninyearstocome.(2015安微卷改编),willbebuilt,.,25,考点一：一般将来时总是用在一些时间状语从句或条件状语从句的主句中：Wewillbeginourclassassoonastheteachercomes.（主句用一般将来时，从句中一定要用一般现在时替代一般将来时。）考点二：某些表示短暂性动作的动词如arrive,come,go,leave,start等，用现在进行时形式表示将来。IamleavingforBeijingtomorrow.,.,26,4.过去将来时态,过去将来时态用法：表示从过去某时看将要发生的动作或存在的状态；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。Hesaidthathewouldwaitforusatthestation.他说他要在车站等我们。1)Atcollege,BarackObamadidntknowthathe_(become)thefirstblackpresidentofAmerica.2)hepromisedthathe_(join)us,buthehasntturnedupattheparty.,.,27,5.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：,.,28,1）“Whataretheydoing?”“They_readyforthesportsmeeting.”(get)2）Hurryup,kids!Theschoolbus_(wait)forus.(2013四川高考),aregetting,iswaiting,.,29,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.,.,30,1)She_(phone)someone,soInoddedtoherandwentaway.2)Thetelephone_(ring),butbythetimeIgotindoors,Itstopped.3)He_(look)outofthewindowwhenthematch_(begin).,wasphoning,wasringing,waslooking,began,.,31,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,常用时间状语：already,just,before,yet,never,ever,lately(最近）;recently（最近）,uptonow（直到现在）;sofar（到目前为止）,thesedays,inthepastfewyears/months/weeks/days；overthepastfewyears;etc.,.,32,1.Canyougotothemovieswithmetonight?Sorry,Icant.I_myhomeworkyet.,2.-I_howtomakedumplingsbefore.Icanteachyouhowtomakethem.,havelearned,haventfinished,.,33,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,.,34,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,.,35,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.,.,36,D：表示“第几次做某事，”或在“Itisthebest(worst,mostinteresting)+名词that”后面跟现在完成时。例：ItsthefirsttimethatIhavebeenhere.ThisismyfirsttimethatIhadvisitedChina.(改错）.,.,37,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,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”,.,38,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,.,39,考点二：用于hardly/scarcely.when(刚一.就.);nosooner.than(一.就.)句型中，主句用过去完成时，从句用一般过去时。eg:(1)Ihadhardlyfinishedmyworkwhenhecametoseeme.(2)Ihadnosoonergotintotheroomthanitbegantosnow.(3)NosoonerhadIarrivedhomethanthetelephonerang.（注意主谓倒装）,.,40,9.现在完成进行时态S+has/havebeendoingWehavebeenlearningEnglishforanhour.,.,41,Generalexercises,1.I(have)thisbookfor2weeks.,havehad,areplanted,2.Everyyear,manytrees(plant)alongtheriver.,3.Keepquiet,please!They(have)alesson.,arehaving,4.-Hi,LinTao.Ididntseeyouattheparty.-Oh,I(get)readyfortheexam.,wasgetting,5.Tom(go)tobedearly，buthisbrotherdoesnt.,6.Listen!Jimsradio(make)aloudnoise.Wouldyoupleasetellhimtoturnitdown?,goes,ismaking,.,42,5.-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,.,43,9.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,.,44,WritingWriteanarticleaboutyourhometown,tellusthepast,thepresentandthefu