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1、江苏省怀仁中学高一英语M2U1学生版Grammar一、现在完成时1、构成_____________________2、用法I表示________发生的事对________具有影响。1)Justinhasdisappeared,soKellyisverysad.2)Theboyishappy.Hehascaughtabird.II表示________开始的动作一直延续到_______或者___________。1)IhavenotseenJustinsinceLastFridaynight.2)Danielhasliv
2、edinBeijingsincehecametoChina.III表示动作的确切时间不明确或不重要。此时下列词汇经常和现在完成时连用:already,ever,never,for,just,lately/recently,since,yet。1)Theboyhasalreadycomehome.2)Ihaven’theardanythingfromhimyet.其中,for+一段时间,since+某个时间点。e.g.Wehaven’tseenhimfortwodays.Wehaven’tseenhimsincelas
3、tMonday.IV表示到现在为止的一段时间内________的动作。1)SomevillagerssaythattheyhaveseenUFOsmanytimes.2)Ihaveadvisedhimtogiveupsmokingmanytimes,buthejustwon’tlistentome.V现在完成时还可用于下列句型中:This/Itisthebest/finest/mostinteresting…+that-clause,This/Itisthefirst/second…time+that-clause,
4、that从句中的谓语动词一般用现在完成时。Itis/hasbeenaperiodoftimesince+一般过去时1)ThisisthebestbookthatIhaveread.2)ItisthefirsttimethatIhaveseenthefilm.3)Itis/hasbeenalongtimesinceIcametoWuxi.3、注意1)现在完成时不和明确的表示时间的词连用,如yesterday,lastweek,in1976等。2)表示短暂意义的动词,如begin,leave,arrive,return,
5、stop,open,go,come,die等,不能与表示一段时间的状语连用。*ReadthefollowingsentencesandsayTorF.(1)HehascometoBeijingsincelastyear.(2)Hehasbeenhereforthreeyears.(3)Hehasjoinedthearmyforthreeyears(4)Hehasbeenasoliderfor3years.(5)Itis3yearssincehejoinedthearmy.(6)Hehasjoinedthearmy.二
6、、现在完成进行时1、构成_____________________________e.g.Ihaven’tbeensleepingwellsinceIreturnedhome.2、用法表示动作从______开始一直延续到________,可能刚刚停止,也可能仍然在进行。1)---Sorry,I’mlate.Haveyoubeenwaitinglong?---Yes.I___________________________(wait)foranhour.2)Sheisverytired.She_____________
7、______________(work)allmorning.3)Themanstartedworkinginthefieldhalfanhourago.Heisstillworkingnow.Theman_________________(work)inthefieldforhalfanhour.4)Theboystartedhavingdinnerfiveminutesago.Heisstillhavingdinnernow.Theboy________________(have)dinnersincefivem
8、inutesago.3、注意现在完成进行时多用持续性动词,如do,live,learn,lie,stay,wait,stand,study等,常和allthetime,thisweek,thismonth,allnight,allthemorning,recently等表示现在之前这一段时间的状语以及since和for引导的时间状语或从句连用。