过去完成时讲解 (3)ppt课件.ppt

过去完成时 ThePastPerfectTense过去完成时 过去完成时的构成助动词had 用于各种人称和数 过去分词 WhenIgottoschool thebellhadrung 2 过去完成时的用法 主要是表示在过去某个时间 或是动作之前已经发生或完成的动作 也就是过去的过去 ThePastPerfectTense过去完成时 3 常用的几种方式 用介词by before等构成的时间短语 用连词when before after或者短语bythetime引导的时间状语从句 Wehadlearnt20Englishsongsbytheendoflastmonth TheplanehadtakenoffwhenIreachedtheairport BythetimeIgotup mybrotherhadlefthome 1 否定形式 had not 过去分词 hadnot照样可缩写hadn t 2 一般疑问形式 had提到句首 回答用Yes 主语 had No 主语 hadn t 例如 Hadhetoldyoutogothereearlieryesterday 他昨天告诉过你早点儿到那儿吗 Yes hehad No hehadn t 是的 他告诉了 不 他没有 3 被动语态形式 had been 过去分词 如 WhenIgotthere thewindowshadbeenbroken 常用动词的过去式和过去分词 playplayedplayedworkworkedworkedleaveleftleftsaysaidsaidgowentgonebewas werebeentaketooktakengetgotgotten startstartedstarted breakbrokebrokenspeakspokespokendrivedrovedrivenseesawseeneatateeatengivegavegivenknowknewknowngrowgrewgrown BythetimeIgotoutside thebushadalreadyleft thepolicemangettotheshop Tomrunaway Bythetimethepolicemangottotheshop Tomhadrunaway Speaking freely Bythetime orWhen LiuMeiwakeup theconcertbeover BythetimeLiuMeiwokeup theconcerthadbeenover hisgrandmacomefromAmerica LiMinggrowup BythetimehisgrandmacamefromAmerica LiMinghadgrownup 20062011 learn4000Englishwords Bytheendof Bytheendof2006 Ihadlearned4000newwords 1 We learn twothousandswordsbythetimeIwenttoMiddleSchool Canyoudoit 3 Whenwe arrive atthestation they wait formorethantwentyminutes hadlearned arrived hadwaited 2 I know himwhenIwasastudent hadknown 4 Oneofthemendidn tmove becausehe break hislegs hadbroken 5 Byyesterdayeveninghe thatimportantletter write 6 IthoughtI themanbefore meet 7 Bysixo clockthey fortenhours work 8 IwenttoNick shouse buthe out go 9 I theproblemwhenclasswasover notunderstand hadwritten hadmet hadworked hadgone hadn tunderstood 口语练习1 a Igotup Mybrotherwasintheshoweralready b BythetimeIgotup mybrother intheshoweralready 2 a Iranoutsidetothebusstop Thebuswasgone b 3 a Igothome Irealizedthatmyhomeworkwasstillatschool b hadgotten BythetimeIranoutsidetothebusstop thebushadalreadygone WhenIgothome IrealizedthatIhadleftmyhomeworkatschool 4 a Iwokeup Myclockstoppedtwohoursago b 5 a Igottothecinemaat8 Thefilmstartedat7 30 b 6 a Igottotheparty Jimwenthomeanhourago b BythetimeIgottothecinema thefilmhadalreadystarted BythetimeI