thePresentPerfectContinuousTenseForm:have/has+been+doingthePresentPerfectPresentPerfectContinuousTenseContinuousTensePartB:Theboystartedhavingdinnerfiveminutesago.Heisstillhavingdinnernow.hasbeenhavingTheboy________________(have)dinnersincefiveminutesago.Themanstartedworkinginthefieldhalfanhourago.Heisstillworkingnow.hasbeenworkingTheman______________(work)inthefieldforhalfanhour.1.Weusethepresentperfectcontinuoustensetotalkaboutactionsthatstartedinthepastandarestillcontinuing.Summary(1):•IhavenotbeensleepingwellsinceIreturnedhome.pastpresentnotbeingabletosleepwellI’mstillnotsleepingwell.Ireturnedhome.Wealsousethepresentperfectcontinuoustensetotalkaboutactionsthathavejustfinishedbutarestillconnectedtothepresentinsomeway.Summary(2):---Kelly:SorryI’mlate.Haveyoubeenwaitinglong?---Mavis:Yes.I’vebeenwaitingforanhour.pastOnehouragoPresentMavisstartedwaitingforKelly.Kellyarrives.通常:wait,stay,sit,lie…更倾向与用完成进行时…Notes:•现在完成进行时具有未完性,暂时性等特点,并带有感情色彩(如表责备,抱怨等).Ihavebeenwaitingforyoufor2hours.(带有感情色彩,表抱怨)havebeenobservinghavebeentalkinghavebeentakinghavebeenwatchinghaveseenhavebeenwriting1.Weusethepresentperfecttensetotalkaboutanactioncompletedintherecentpast,&thepresentperfectcontinuoustenseforanactionthatstartedinthepastandisstillhappening.PartCComparison:pastnowfuturePPThavedonepastnowfuturehavebeendoingPPCT•LiJia__________(read)abookaboutStonehenge.(Shefinishedreadingthebook.)•LiJia______________(read)abookaboutStonehenge.(Sheisstillreadingthebook.)hasreadhasbeenreading•2.Wecanusethepresentperfecttenseforrepeatedactions,andthepresentperfectcontinuoustensefornon-stopactions.•I____________Egyptmanytimes.(repeatedactions)•Theman_____________(skate)thismorning.(non-stopaction)hasvisitedhasbeenskating•3.Weusuallyusethepresentperfecttensetoaskquestionsbeginningwithhowmanyorhowmuch,andthepresentperfectcontinuoustensetoaskquestionsbeginningwithhowlong.Howlonghaveyoubeenswimminginthelake?Howmanytimeshaveyouswuminthelake?4.Wecanuseeitherastateverboranactionverbwiththepresentperfecttensebutweusuallycanonlyuseanactionverbwiththepresentperfectcontinuoustense.1.action:meanssth.happeningorchanging.actionverbs:actionverbs:eg:go,do,play,take,…eg:go,do,play,take,…Notes:2.state:meanssth.stayingthesame.stateverbs:stateverbs:eg:like,know,exist…eg:like,know,exist…1)Shehashadthepenfor2years.2)Shehaswrittenmanycompositionswiththispen.3)Shehasbeenwritingcompositionswiththispen.stateverbactionverbactionverb5.Weusethepresentperfecttense,notthepresentperfectcontinuoustense,withthewordslikenever,yet,alreadyandever.√√()IhavenevervisitedAmerica.()IhavealreadybeentoAmerica.()IhaveneverbeenvisitingAmerica.()1.Althoughhehaslivedwithusforyears,he________usmuchimpression.A.hadn’tleftB.didn’tleaveC.doesn’tleaveD.hasn’tleftMultiplechoice:D()2.Howcanyoupossiblymissthenews?It___________onTValldaylong.A.hasbeenB.hadbeenC.wasD.willbeA()3.----________DadandVicky__________married?A.Howlongwere,beingB.Howlong,haveC.Howlonghave,beenD.Howlongdid,getCTips:瞬间动词(die,marry,start,join,go…)的肯定形式不能与表一段时间的词连用.()4.----Howlong_________atthejob?----Since1990.A.wereyouemployedB.haveyoubeenemployedC.hadyoubeenemployedD.willyoubeenemployedB()5.IwonderwhyJenny______usrecently.Weshouldhaveheardfromherbynow.A.hasn’twrittenB.doesn’twriteC.won’twriteD.hadn’twrittenA1)FinishtheexercisesonStudent’sBook,Page11(A,B)P88(C1,C2)exercises:1)Gothroughwhatwelearnttodayandgetfamiliarwiththem.(textbook:P8-10)2)Finishtheexerciseson<<学法大视野>>(Page11-15)Homework:Thankyou!Thankyou!