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1、现在完成时ThePresentPerfectTenseRevision现在完成时注意四个分清(考点)：1.分清与一般过去时的用法2.分清终止性动词和延续性动词。3.分清hasbeento,hasgoneto4.分清for,since,ago的用法Icleanedtheblackboardhalfanhourago（只说明“擦”和其发生的时间)Ihavecleanedtheblackboard.（说明现在黑板是干净的）Theteacherhaswrittensomenewwordsontheblackboard（黑板上现在有单词
2、）Theteacherwrotesomenewwordsontheblackboardjustnow.（可能黑板上现在没有单词）总结:（1）一般过去时只表示过去的动作或状态,和现在不发生关系。(强调动作发生的时间)现在完成时表示过去发生的某一动作对现在造成的影响,强调的是现在。(侧重动作的结果)I.分清一般过去时与现在完成时TellthedifferencesTellthedifferences(一般过去时与过去完成时)1.Isawhimyesterday.Ihaveseenhim.2.Shelivedherein1980.S
3、hehaslivedheresince1980Shehaslivedherefor24years.3.Ireadthebookthismorning.Ihavereadthebookthismorning.Thetrainhasarrivedjustnow.Thetrainhasjustarrived.ShehasreturnedfromParisyesterday.ShehasreturnedfromParis.总结:（3）.一般过去时常与表示过去的时间状语连用,如:yesterday,lastyear,threedaysa
4、go,justnow,等。现在完成时不能和表示过去的时间状语连用,其时间状语往往是since…,for…,just,ever,never,before,already,yet,sofar等或无时间状语。√╳╳√TorF1.Ａ:I________(lose)mypen.Canyoulendmeyours?Ｂ:Whydon'tyoubuyone?Ａ:It_______(fall)intotheriveronlyamomentagowhenIwashedmyhands.NowI'vegottofillinaformwithapen.
5、2.A:--Whendidyouloseyourcat?B:--I__________(lose)itlastnight.A:--Wheredidyoufindit?B:--I__________(find)itthegarden.lostfoundhavelostfell总结:如果询问某事发生的时间，地点只用一般过去时。Fillintheblanks.Fillintheblanks：1.--_____you______(clean)theroom?--Yes,we__________(do)thatalready.--Whe
6、n_______you______(do)it?--We_______(do)itanhourago.2.--______he______(see)thisfilmyet?--Yes.---When_____he_____(see)it?--He______itlastweek.3.--Howmanytimes_____you______(come)here?--Once.HavecleanedhavedonediddodidHasseendidseesawhavecome4.I__________(read)thenovel
7、twice.It’sinteresting.5.She_________(go)toPairs,hasn’tshe?Yes.How______she_______(go)there?She_______(go)therebyair.6.Sofar,manycountries_____________(develop)theirsoftwareprograms.7.MrChen______(give)upsmokinglastyear.8.______youever_____(ride)ahorse?Never.9.He____
8、___(keep)thebooksincetwodaysago.havereadhasgonedidgowenthavedevelopedgaveHaveriddenhaskepthave/hasgoneto have/hasbeento have/hasbeenin/at1
