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1、Winter has already come.Will it still be far in spring?冬天来了,春天还会远吗冬天来了,春天还会远吗?The Present Perfect Tense现在完成时一基本结构:基本结构:助动词助动词have/has+have/has+过过去分词去分词(done)(done)二句型:句型:肯定句:肯定句:主语主语+have/has+过去分词过去分词+其他其他否定句否定句:主语+have/has+not+过去分词+其他.一般疑问句一般疑问句:Have/Has+主语+过去分词+其他.简略答语简略答语:.(肯定肯定)Yes,主语主语+have/has
2、.(否定否定)No,主语主语+havent/hasnt.三、现在完成时现在完成时 用法用法(1)现在完成时表示过去发生或已经完成的动作对现)现在完成时表示过去发生或已经完成的动作对现在造成的影响或结果在造成的影响或结果Ihavespentallofmymoney(sofar).(含义是含义是:现现在我没有钱花了在我没有钱花了.)GuoXiaoxiaohas(just/already)come.(含义:含义:郭晓晓现在在这儿郭晓晓现在在这儿)Myfatherhasgonetowork.(含义是含义是:我爸爸现在我爸爸现在不在这儿不在这儿)三、现在完成时三、现在完成时 用法用法(2)现在完成时可以
3、用来表示)现在完成时可以用来表示发生在过去某一时刻的发生在过去某一时刻的,持续到持续到现在的动作(用行为动词表示)现在的动作(用行为动词表示)或状态(或状态(be动词表示)常与动词表示)常与for(+时间段)时间段),since(+时间点或时间点或过去时的句子)连用过去时的句子)连用.练习一:1.Zhaolan_already_inthisschoolfortwoyears.A.was;studyingB.will;studyC.has;studiedD.arestudying2.Hurryup!Theplay_fortenminutes.A.hasbegunB.hadbegunC.hasbe
4、enonD.began3.Doyouknowhimwell?Sure.We_friendssincetenyearsago.A.wereB.havebeenC.havebecomeD.havemadeCCB四现在完成时的标志四现在完成时的标志1.1.以以already,justalready,just和和yetyet为标志为标志2.2.以以everever和和nevernever为标志为标志3.3.以动作发生的次数为标志以动作发生的次数为标志4.4.以以so farso far(到目前为止)和和beforebefore为标志为标志5.for+5.for+时间段时间段和和since+since+
5、过去时间过去时间点(过去点(过去从句)为标志从句)为标志练习二:4、HaveyoumetMrLi_?A.justB.agoC.beforeD.amomentago5、Ourcountry_alotsofar.Yes.Ihopeitwillbeeven_.A.haschanged;wellB.changed;goodC.haschanged;betterD.changed;better6、Hehas_beentoShanghai,hashe?A.alreadyB.neverC.everD.stillCCBHave/Hasgone(to):去了去了(现在不在说话现场现在不在说话现场)Whereis
6、yourfather?HehasgonetoShanghai.Have/Hasbeen(to):去过(已不在去过的地方)去过(已不在去过的地方)MyfatherhasbeentoShanghaifortwomonths./sincetwomonthsago.Have/hasbeenin:呆了多久(还在所呆的地:呆了多久(还在所呆的地方)方)MyfatherhasbeeninShanghaifortwomonths./sincetwomonthsago.注意一注意一:、:、has gone(to),has been(to),has been(in)的区别的区别练习三:7.Thesefarmers
7、havebeentotheUnitedStates.Really?When_there?A.willtheygoB.didtheygoC.dotheygoD.havetheygone8.Howlonghaveyou_here?Abouttwomonths.A.beenB.goneC.comeD.arrived9.MissGreenisntintheoffice.she_tothelibrary.A.hasgoneB.wentC.willgoD.hasbeenDAA注意二:For与since用法区别for+时间段时间段Hehasstayedhereforfiveyears.since+时间点(译
8、为:自从时间点(译为:自从以来)以来)Hehasstayedheresince5oclock.since+时段时段+agoHehasstayedheresincefiveyearsago.since+从句(过去时)从句(过去时)Hehasstayedheresincehecamehere.Itis+时段时段+since+从句(过去时)从句(过去时)Itisfiveyearssincehecamehere.6、时段、时段+haspassed+since+从句从句Fiveyearshaspassedsincehecamehere.练习四:10.It_tenyearssinceheleftthear
9、my.A.isB.hasC.willD.was11.Hurryup!Theplay_fortenminutes.A.hasbegunB.hadbegunC.hasbeenonD.began12._hasMrWhitebeenamemberofGreenerChinasincehe_toChina?A.Howsoon,comesB.Howoften,gotC.Howlong,cameD.Howfar,arrivedACC注意三:短暂性动词与延续性动词的转换1、直接转化、直接转化buy-haveborrow-keepcatchacold-haveacold2、转化成、转化成be+名词名词joint
10、hearmy-beasoldierjointheParty-beaPartymembergotoschool-beastudent3、转化成、转化成be+形容词形容词/副词副词come/become-beinfinish-beoverleave-beawaydie-bedeadopen-beopenclose-beclosedfallasleep-beasleep4、转化成be+介词短语gotoschool-beinschooljointhearmy-beinthearmy练习五:13.Hisuncle_formorethan9years.A.hascomehereB.hasstartedto
11、workC.haslivedthereD.haslefttheuniversity14.Thisfactoryopenedtwentyyearsago.(同义句转换)(同义句转换)Thisfactory_fortwentyyears.15.MissGaoleftanhourago.(同义句转换)(同义句转换)MissGao_anhourago.Chasbeenopenhasbeenawaysince中考链接:1.(2016湖北荆门,30)Areyougoingtowatch“RunningMan”tonight?_No!I_itwithmyparentsonlyonce.Idontthinki
12、tsexciting.A.seeB.haveseenC.willseeD.amseeing2.(2016上海,39)Thismedicine_millionsofpeopleslivessinceitwasputintouse.A.issavingB.willsaveC.hassavedD.hadsaved3.(2016合肥高新区二模,43)Dontworry!Yourbackpackalreadly_andnowyoucantakeitandenjoyshoppingwithyourclassmates._ThanksMom.A.willcleanB.hascleanedC.willbecleanedD.hasbeencleanedBCDHomework:1.ReviewThe Present Perfect Tense.2.Finish the exercises.3.Preview the new lesson.