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1、PresentPerfectContinuousGrammarUnit5MeetingyourancestorsMay200:10Myyoungerbrotherthenet.hasbeenaccessingThebabyfor1hour.nowhasbeensleepingTheybasketballalltheday.NowhavebeenplayingNowTheboyabookforalmost4hours.hasbeenreadingHewithhisgirlfriend.nowhasbeentalkingThetelephoneforalmostaminute.Th
2、esoundhascontinuedaboutoneminute.Thetelephoneisringing.hasbeenringing2008-5-201:002008-5-2011:00TheyoungboyTV.nowTVhasbeenwatching08-5-19Thetworobotssincetheyhavebeenmade.havebeendancingandsinginginthemorningIdon,tknowwhythepig.nowrunhasbeenrunningTheyhasbeenplayinggamesintheschool.nowPlayga
3、mesOh,youhavecomeatlast!Ihavebeenwaitingforyoufortwolonghours.(我等了你足足两个小时)13:0015:00I,msorry!Youhavebeencrying.(你一直在哭.)Ihavebeenknocking.Idon’tthinkanybody’sin.(我一直在敲门。我想没人在里面。)Noperson?Youarehere!Ihavebeenlookingforyoulong.（我找了你老半天）现在完成进行时1.构成形式：hashavebeendoing2.用法1,叙述某一动作从过去开始一直继续到现在仍在继续
4、之中或刚刚停止。经常与for,since,recently,allmorning/day/week,howlong,allthetime用在一起。1)Youhavebeenstudyingforfourstraighthours.Whydon’tyoutakeabreak?2)Thetelephonehasbeenringingforalmostaminute.Whydoesn’tsomeoneanswerit?2,叙述从过去某时开始一直继续到现在，但不再继续下去的事情。－－带有浓厚的感情色彩，强调持续了“那么久”或做得“那么辛苦”1)Oh,youhavecomeatlast!
5、Ihavebeenwaitingforyoufortwolonghours.(我等了你足足两个小时)2)Youarehere!Ihavebeenlookingforyoulong.（我找了你老半天）3,叙述“最近”一直从事的工作或活动。－－lately,recentlyWhat’sthematter?Youreyesareredandpuffy.Haveyoubeencrying?(你是不是一直在哭？)4,叙述从过去某时到现在，或最近，一再重复的动作。Ihavebeenknocking.Idon’tthinkanybody’sin.(我一直在敲门。我想没人在里面。)Ihaveb
6、eenwritingletterssincebreakfast.(我从早餐起就一直在写信)ThePresentPerfectTense现在完成时:基本用法现在完成时表结果,他的动作发生在过去,但是对现在有影响,而这种影响却往往是说话人的兴趣所在。现在完成时跨越两个时间,一个是过去,另一个是现在。Lead-ine.g.我从1975年起就学英语。IhavestudiedEnglishsince1975.自12世纪以来,中国就使用彩色印刷了。TheyhavedonecolorprintinginChinasincethe12thcentury.Consolidation1.——Hi,
7、Tracy,youlooktired.——I'mtired.I___inthelivingroomallday.A.paintedB.hadpaintedC.havebeenpaintingD.havepainted2.—Thereissomuchsnowthesedays,isn'tthere?—Yes,it____forafewdays.A.wassnowingB.hasbeensnowingC.hadbeensnowingD.snowed3.Althoughthesescientist
