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Ourslogan:HewhohasneverbeentotheGreatWallisn’tatrueman.
现在完成时
RevisionThePresentPerfectTense一·定义
1.过去发生或已经完成的动作对现在造成的结果或影响2.
,可以和表示从过去某一时刻延续到现在的一段时间的状语连用二.时间状语just;already;yet;ever;never;before;recently;lately;since...,for+时间段;in\duringthepastfewyears;sofar;bynow;inrecentyears三.结构
助动词have/has+done(过去分词)1.
I_____________(finish)homeworkalready.2.
He___________(learn)Englishforthreeyears.havefinished
haslearned肯定句:主+have\has+过去分词+其他否定句:主+haven't\hasn't+过去分词+其他一般疑问句:Have\Has+主+过去分词+其他?肯定回答:Yes,主+have\has否定回答:No,主+haven't\hasn't对过去分词:What+have\has+主+done+
+其他?对其他:疑问词+have\has+主+过去分词?1.Hehasfinishedhishomework.(变为否定句)2.KkandTomhavevisitedChinabefore.(变为一般疑问句,并做肯定回答)3.Maryhaslivedthereforthreeyears.Hehasn’tfinishedhishomework.Have
KkandTom
visitedChinabefore?Yes,theyhave.WhathasMarydonethereforthreeyears?HowlonghasMarylivedthere?一.have/hasbeento,have/hasgoneto,have/hasbeenin的区别
have/hasbeento去过某地(已回来)
have/hasgoneto去了某地(没回来)have/hasbeenin+地点
一直待在某地A
BA
B1、Bothhisparentslooksad.Maybethey_________what'shappenedtohim.A.knewB.haveknownC.mustknowD.willknow2.Thefamouswriter_____onenewbookinthepasttwoyear.A.iswritingB.waswritingC.wroteD.haswritten
3.A:Hi,mayIspeaktoTom?B:Sorry,heisn'tin.He___theoffice.A.goestoB.goingtoC.hasgonetoD.hasbeento4.A:Wouldyouliketohavedinnerwithmenow?B:Dinner?Sorry,I____it.A:hadB:amhavingC.havehadD.willhaveBDCC四.一般过去时和现在完成时的区别吗?一般过去时态的时间状语1.yesterday(昨天)或以其构成的短语:yesterdaymorning(afternoon,evening)等2.由“last+一时间名词”构成的短语:lastnigh3.由“时间段+ago”构成的短语:amomentago4.其它:justnow(刚刚),in2000.....现在完成时的时间状语just;already;yet;ever;never;before;recently;lately;since...,for+时间段;in\duringthepastfewyears;sofar;bynow;inrecentyears1.—ThesefarmershavebeentotheUnitedStates.
—Really?When_____there?A.willtheygoB.didtheygoC.dotheygoD.havetheygone2.—______you___yourhomeworkyet?
—Yes.I_____itamomentago.A.Did;do;finishedB.Have;done;finishedC.Have;done;havefinishedD.will;do;finish3.
Hisfather______thePartysince1978.A.joinedB.hasjoinedC.wasinD.hasbeenin4.—Doyouknowhimwell?—Sure.We_________friendssincetenyearsago.A.wereB.havebeenC.havebecomeD.havemadeBBDB1.I________ever_________(be)toBeijing.2.We______already_________(finish)ourhomework.3.He________never_________(see)anEnglishmovies.4._______sheever_________(speak)toaforeigner?5.They_______________(meet)themoviestar.6.I______never_______(travel)toanEnglish-speakingcountry.7.Tom_______ever_______(write)aletterinEnglish.8.I______________(collect)50stampssofar.9.He
finishedhishomeworkyet.(A)doesn’t (B)haven’t (C)hasn’t(D)doesn’thavehavebeenhavefinishedhasseenHasspokenhavemethavetraveledhaswrittenhavecollectedC1.I________(do)myhomeworkalready.2.He_____________(notfinish)hishomeworkyet.3.We______never______(see)thisbookbefore.4.Mother_____
just_______(clean)thehouse.5.Sally__________(visit)Chinabefore.6.Sally_______(visit)Chinathreeyearsago.7.WhereisKk?He_________(go)toBeijing.8.When_____you_____(finish)yourwork?--At9lastnight.havedonehasnotfinishedhaveseenhascleanedhasvisitedvisitedhasgonetodidfinish1.He_________(notsee)thefilmyet.2.__you_____(visit)yourhometown?Yes,Ihave.3.__you___(visit)yourhometown?Yes,Idid.4.I
(live)herefortenyears.5.I
(live)herein1998.6.___Mary____(do)herhomworkyet?Yes,she____(do)ithalfanhourago.7.She_____(wash)herface.Itlooksclean.8.----Hello,mayIspeaktoTom?----Sorry,heisn'tinnow.He_____(go)tothehospital.9.Look,they____(have)anEnglishclassnow.Havehasn'tseenvisitedDidvisithavelivedlivedHasdonedidhaswashedhasgonetoarehaving1.JackhasvisitedChinabefore.(改为否定句)
Jack
visitedChinabefore.2.KkandJimhavecomeintotheclassroom.(改为一般疑问句)
KkandJim
intotheclassroom?No,________.3.Shehasbeautifulhair.(改为否定句)
she_________beautifulhair.4.Jimhaswashedhisclothes.__________Jim______?5.IhavebeentoBeijing.______________________?hasn’t二.already和yet的区别already多用于肯定句;yet多用于否定句和疑问句末。如果肯定句中含有already或just
,在变成否定句或疑问句时,要把句中的already或just转换成yet.Ihaven’tseenthefilmyet.2.Ihavealready
finishedmyhomework.(疑问句)Haveyoufinishedyourhomeworkyet?3.
Motherhasjustcleanedthehouse.(否定句)Motherhasn’tcleanedthehouseyet.1.
Ihavealready
seenthefilm.(否定句)
三.forsince的区对for或since引导的时间状语提问,必须用___________。1.for+一段时间for3years2.since
+时间起点
sinceyesterday
since+一段时间+ago
since3yearsago
since+从句(一般过去时)sinceIcamehere
howlong
选用for和since填空:1.Wehaven’tseeneachother______alongtime.2.HisfatherhasbeenintheParty______10yearsago.3.Thefilmhasbeenon______20minutes.4.MrGreenhasworkedhere______hecametoChina.5.Hisgrandpahasbeendead______severalyears.forsinceforsincefor注意:对for或since引导的时间状语提问必须用___________1.Ihavelivedherefor10years.Howlonghaveyoulivedhere?2.Shehasstoodheresince2hoursago.Howlonghasshestoodhere?
howlong
1.IhavegonetoJapanbefore.()2.Guilinisverybeautiful,Ihavebeentotheretwice.()3.HisfatherhasgonetoBeijing.Hewillbebacknextweek()4.Wherehaveyougone?()Trueorfalse?FFFTbeenbeen注意:在现在完成时的肯定句中,
动词不能和for,since引导的时间状语连用。要连用必须改成延续性动词最常见的有:buy-----have,
borrow-----keep,
leave------beaway(from)
die------bedead,come-----behere/bein
join-----
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