過去完成時公開課課件

過去完成時態(tài)PastperfectTense過去完成時可以表示過去某一時刻或某一動作之前完成的動作或呈現(xiàn)的狀態(tài)。也就是說發(fā)生在“過去的過去”。定義：構(gòu)成：had＋過去分詞常用的時間狀語等標志詞：1、by,before,when,bythetime等構(gòu)成的短語或引導(dǎo)的從句。Eg.1)Bythetimeshecametothebusstop,thebushadalreadygone.2)Wehadfinishedthetaskbeforelastmidnight3)WhenIarrivedatthepostoffice,IfoundthatIhadlefttheletterathome4)AfterIhadfinishedmyhomework,Iwenttobed.3、從過去開始，一直持續(xù)到過去的另一時間的動作、狀態(tài)。常用since，for.Eg.ShesaidthatshehadlearnedEnglishforyearssincehecametoourschool注意：瞬間動詞不能和一段時間狀語，及since,for引導(dǎo)的從句和短語連用。2、由said,told,knew,heard,thought等引導(dǎo)的賓語從句中。Eg.Hetoldmethathehadheardofit.Ithoughtmyhomeworkhadbeenfininshed.ButIdidn’t.6:007:00現(xiàn)在BythetimeIgotup,mysisterhad

alreadywashedalltheclothes.1.我到家時她已經(jīng)睡了。

BythetimeIgothome,shehadalreadygonetobed.2.到昨天晚上時消息已傳遍全球。

Byyesterdayeveningthenewshadspreadthroughtheworld.3.他走以后我找到了那封信。

Ifoundtheletterafterhehadgoneaway.

Wereachedthecinemalate.Thefilmhadalreadybeenonfortenminutes.4.我們到電影院晚了,電影已經(jīng)開始十分鐘了?，F(xiàn)在完成時和過去完成時的區(qū)別：ThedifferencesbetweenPresentPerfecttenseandPastPerfecttense.ShehastaughtEnglishfor6years.“WhereisSusan”“ShehasgonetoAmerica”.表示過去某時發(fā)生的動作，這動作可能剛剛停止,也可能還在進行。ShesaidshehadtaughtEnglishfor6years.(2)BythetimeIgottoLondon,shehadgonetoAmerica.表示過去某時之前發(fā)生的動作?，F(xiàn)在完成時:主語+have/hasdone過去完成時:主語+haddone過去的過去過去現(xiàn)在nowpast現(xiàn)在完成時過去完成時timetime

分析：答案選D。因為上大學(xué)是過去，學(xué)了五千個英語單詞是在上大學(xué)之前，即“過去的過去”，所以用過去完成時。He_____morethan5,000Englishwordswhenheenteredtheuniversityattheageof15.(2005北京卷)haslearnedB.wouldhavelearnedC.learnedD.hadlearnedCanyoudoit?Byyesterdaymorning,he________(call)metentimes.Thepatient___________(die)whenthedoctorarrived.IsawLinFengyesterday.We___________(notmeet)eachotherforfiveyears.hadcalledhaddiedhadnotmet4.IreturnedthebookthatI___________(borrow).5.Hesaidthathe___________(know)herwell.6.Thematch________(be)onforhalfanhour.7.Thematch_______(be)onforhalfanhourwhenIgotthere.8.They____(do)theworkat11o’clockyesterdaymorning.hadborrowedhadknownhasbeenhadbeendid9.They________(do)theworkby11o’clockyesterdaymorning.10.Thepopsingers___________(leave)whenIgottothemusichalllastnight.Whatapity!11.Howcleantheroomistoday!Oh,yes!Who_________(clean)it?haddonehadleftcleaned12.WhatwereyoudoingwhenJimphonedyou?I__________(finish)myhomeworkand