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1、現在完成時ThePresentPerfectTenseRevision現在完成時注意四個分清(考點)：1.分清與一般過去時的用法2.分清終止性動詞和延續(xù)性動詞。3.分清hasbeento,hasgoneto4.分清for,since,ago的用法Icleanedtheblackboardhalfanhourago（只說明“擦”和其發(fā)生的時間)Ihavecleanedtheblackboard.（說明現在黑板是干凈的）Theteacherhaswrittensomenewwordsontheblackboard（黑板上現在有單詞
2、）Theteacherwrotesomenewwordsontheblackboardjustnow.（可能黑板上現在沒有單詞）總結:（1）一般過去時只表示過去的動作或狀態(tài),和現在不發(fā)生關系。(強調動作發(fā)生的時間)現在完成時表示過去發(fā)生的某一動作對現在造成的影響,強調的是現在。(側重動作的結果)I.分清一般過去時與現在完成時TellthedifferencesTellthedifferences(一般過去時與過去完成時)1.Isawhimyesterday.Ihaveseenhim.2.Shelivedherein1980.S
3、hehaslivedheresince1980Shehaslivedherefor24years.3.Ireadthebookthismorning.Ihavereadthebookthismorning.Thetrainhasarrivedjustnow.Thetrainhasjustarrived.ShehasreturnedfromParisyesterday.ShehasreturnedfromParis.總結:（3）.一般過去時常與表示過去的時間狀語連用,如:yesterday,lastyear,threedaysa
4、go,justnow,等?，F在完成時不能和表示過去的時間狀語連用,其時間狀語往往是since…,for…,just,ever,never,before,already,yet,sofar等或無時間狀語?！台w╳√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總結:如果詢問某事發(fā)生的時間，地點只用一般過去時。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
