過去完成時講解ppt

過去完成時ThePastPerfectTense

過去完成時過去完成時的構(gòu)成助動詞had(用于各種人稱和數(shù))+過去分詞WhenIgottoschool,thebellhad

rung.2.過去完成時的用法:主要是表示在過去某個時間,或是動作之前已經(jīng)發(fā)生或完成的動作.也就是過去的過去.ThePastPerfectTense

過去完成時3.常用的幾種方式:用介詞by,before等構(gòu)成的時間短語.用連詞when,before,after或者短語bythetime引導(dǎo)的時間狀語從句.Wehadlearnt20Englishsongsbytheendoflastmonth.Theplanehadtakenoff

whenIreachedtheairport.BythetimeIgotup,mybrotherhadlefthome.

1.否定形式：had+not+過去分詞(hadnot照樣可縮寫hadn't)。2.一般疑問形式：had提到句首，回答用Yes,主語+had./No,主語+hadn't.例如：—Hadhetoldyoutogothereearlieryesterday?他昨天告知過你早點(diǎn)兒到那兒嗎？—Yes,hehad./No,hehadn't.是的，他告知了。/不，他沒有。

3.被動語態(tài)形式：had+been+過去分詞。如：WhenIgotthere,thewindowshadbeenbroken.

常用動詞的過去式和過去分詞playplayedplayedworkworkedworkedleaveleftleftsaysaidsaidgowentgonebewas/werebeentaketooktakengetgotgottenstartstartedstartedbreakbrokebrokenspeakspokespokendrivedrovedrivenseesawseeneatateeatengivegavegivenknowknewknowngrowgrewgrownBythetimeI

got

outside,thebus

hadalreadyleft.thepolicemangettotheshopTomrunaway

Bythetimethepolicemangotto

theshop,Tomhadrunaway.Speaking--freely:Bythetime…orWhen…LiuMeiwakeup

theconcertbeover

Bythetime

LiuMeiwokeup,theconcerthadbeenover.

hisgrandmacomefromAmericaLiMinggrowup

BythetimehisgrandmacamefromAmerica,LiMinghadgrownup.20062011

learn4000Englishwords

Bytheendof……Bytheendof2006,Ihadlearned4000newwords.1.We___________(learn)twothousandswordsbythetimeIwenttoMiddleSchool.

Canyoudoit?3.Whenwe_______(arrive)atthestation,they__________(wait)formorethantwentyminutes.

hadlearnedarrivedhadwaited2.I___________(know)

himwhenIwasastudent.hadknown4.Oneofthemendidn’tmove,becausehe__________(break)hislegs.

hadbroken5.Byyesterdayeveninghe_______________thatimportantletter.(write)6.IthoughtI_______themanbefore.(meet)7.Bysixo’clockthey____________fortenhours.(work)8.IwenttoNick’shouse,buthe____________out.(go)9.I________________theproblemwhenclasswasover.(notunderstand)

hadwrittenhadmethadworked

hadgonehadn’tunderstood口語練習(xí)1.a.Igotup.Mybrotherwasintheshoweralready.b.BythetimeIgotup,mybrother____________intheshoweralready.2.a.Iranoutsidetothebusstop.Thebuswasgone.b.3.a.Igothome.Irealizedthatmyhomeworkwasstillatschool.b.

hadgottenBythetimeIranoutsidetothebusstop,thebushadalreadygone.WhenIgothome,IrealizedthatIhadleftmyhomeworkatschool.4.a.Iwokeup.Myclockstoppedtwohoursago.b.5.a.Igottothecinemaat8.Thefilmstartedat7:30.b.6.a.Igottotheparty.Jimwenthomeanhourago.b.B