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第1页共9页Unit5现在完成时（一）现在完成时的用法一、表示现在提起已经发生的动作。在对话之前已经发生的动作，由于要对动作的结果进行讨论，因此现在提起。也就是说,动作或状态发生在过去但它的影响现在还存在。通常和副词never,ever,

just,already,yet等连用。I/You/We/TheyhavemadealotofnewfriendshavenotmadeHaveI/you/we/theymadealotofnewfriends?Yes,you/I/we/theyhave.No,have

not.He/She/Ithasmadealotofnewfriends.hasnotmadeHashe/she/itmadealotofnewfriends?Yes,he/she/ithas.No,hasnot.形式是：have/has

（已经）+done（动词的过去分词）例句：SarahhasalreadyseenmanyplacesofinterestinBeijing.HaveyouseentheGreatWallyet?No,IhavenotseentheGreatWa

llyet.HaveyouevervisitedtheSummerPalace?第2页共9页No,IhavenevervisitedtheSummerPalace.二、表示过去已经发生的动作持续到现在。在对话之前已经发生的动作，持续

到现在才进行讨论。常和时间状语before,recently,once,twice,for,since,yet,sofar,uptonow,manytimes等连用。例句：Ihaveknownhimbefore.IhavebeentoJapanonce.IhavebeentoBeij

ingformanytimes.IhavelivedinShenzhenfor10years.Ihavestudiedsince2004.Ihavefinishedhalfhomeworksofar/upto

now.现在完成时的结构肯定句主语+have/has+过去分词(done)+其他.Hehasjustcopiedallthenewwords.We'vejustcleanedtheclassroom.否定句主语+have/has+not+过去分词+其

他.Ihaven'tfinishedmyhomeworkyet.Shehasn'ttravelledonatrain.一般疑问句Have/Has+主语+过去分词+其他？肯定回答：Yes,主语+have/has.否定回答：No

,主语+haven't/hasn't.---Haveyouevermadedumplings?---Yes,Ihave./No,Ihaven’t.第3页共9页No,notyet./No,never.---Hassheeverbeenabroad?---No,never

.特殊疑问句特殊疑问词+have/has+主语+过去分词+其他？---HowlonghaveyoulivedinBeijing?---IhavelivedinBeijingfortenyears.【注：动词的过去分词构成规则】规则变化①大部分动词在词尾直接加-edcleancleanedhelp

helped②以不发音的e结尾的，直接加-dlikelikedlivelived③以辅音字母+y结尾的单词，变y为i再加edtrytriedstudystudied④重读闭音节词尾只有一个辅音字母的，需要双写最后这个辅音字母再加-ed.plan

plannestopstopped【即学即练】1.写出下列单词的过去分词形式work_________finish___________arrive___________change_________see___________have___

________marry__________visit__________miss___________meet___________be__________第4页共9页2.It’snicetoseeyouagain.Weeacho

thersince2014.A.won’tseeB.don’tseeC.haven’tseenD.didn’tsee3.---_____youever_____HanHongsinglive?---O

fcourse.Acoupleoftimesindifferentcities.A.Have,seenB.Did,seeC.Do,seeD.Are,seeing【参考答案】1.worked;finish

ed;arrived;changed;seen;had;married;visited;missed;met;been2-3CA综合练习1.Sharedbikes______quitepopularamongbigcitiesinChinasincelastAp

ril.A.becameB.havebeenC.willbecomeD.becomes2.---Haveyouheardfromhim______？---Yes,I've_______heardfromhim.A.yet,alreadyB.already,yetC.yet,ever3.Int

hepastfewyears,greatchanges______inSichuan.A.takeplaceB.tookplaceC.havebeentakenplaceD.havetakenplace4.John,haveyou__

____thebookIlentyou?A.bringB.broughtC.bringsD.bringing第5页共9页5.John__________inShanghaisincehelefthishometown.A.livesB.live

dC.haslivedD.willlive6.KenwenttoCanadafiveyearsagoand________aChineseteacherforadultssincethen.A.hasbeenB.hasb

ecomeC.wasD.became7.Mylife______alotinthelastfiveyears.A.havechangedB.haschangedC.changedD.willchange8.Thestudent______hishomew

orkathomeagain.ThatmakesMr.Wuveryangry.A.hasforgottenB.forgotC.hasleftD.left9.---Look!Someone______thebook

selfbacktothecorner.---Well,itwasn’tme.Ididn'tdoit.A.ismovingB.wasmovingC.hasmoved10.---Howlong______you_______Beijing

?---Foraboutnineyears.A.have,arrivedinB.have,taughtinC.have,gottoD.did,reach11.We_______inthesameschoolsincethreeyearsago.A.are

studyingB.havestudiedC.willstudyD.study12.He____Englishfor5years.NowhecanspeakEnglishverywell.第6页共9页A.studiedB.hasstudiedC.stu

dyD.studies13.TheprofessorreachedNanjinglastWednesday.Hetherefor10days.A.hasbeenB.hasgotC.hasreachedD.hasarrived14.---Whydon'tyougotothemoviewithme,L

inda?---BecauseIittwice.A.seeB.sawC.willseeD.haveseen15.Dianacan’tgotothefarmwithherclassmatesbecausesheabadcold.A.willcatchB.iscatchingC.

hascaughtD.iscaught当堂练习一、单项选择()1.ShanghaiDisneyParkwillbeopenedonJune16th.Buttheticketsforthefirstdayhave______s

oldout.A.everB.justC.neverD.already()2.---Ihaven’twatchedthemovie______.Howaboutyou?第7页共9页---Oh,Ihave______watchedittwice.A.ye

t,alreadyB.already,yetC.already,alreadyD.yet,yet()3.---HaveyoubeentotheGreatWall______.---No,not______.A.

already,yetB.yet,alreadyC.yet,yetD.already,already()4.---Hasyoursisterfinishedreading______?---Yes.Shehas______finis

hedit.A.yet,yetB.yet,alreadyC.already,yet()5.Ihave______finishedmyhomework.Ifinisheditanhourago.A.yetB.alreadyC.everD.neve

r()6.---Whowillteach______oralEnglishnextterm?Canitbeanewteacher?---Perhaps.Butourheadteacherhasn’ttoldus______.A.your,alreadyB.you

,yetC.you,alreadyD.your,yet()7.---Whatanicedress!Howlong_____you______it？---Only2weeks.A.will…buyB.did…buyC.are…hav

ingD.have…had()8.---_____freelunches_____tostudentsinallschoolsinChina？---No,onlyinthecountryside.A.Ar

e,servedB.Do,serveC.Is,servedD.Have,served()9.Yourparents_______youmanythingsintheirlifetime,butyoumaynotr

ealizethatuntiltheyaregone.A.giveB.gaveC.havegivenD.weregiven第8页共9页()10.---DoyouknowthefilmBigHero6？---Sure.IlikeitverymuchandI_________

_itthreetimessinceitwason.A.seeB.sawC.haveseenD.amseeing()11.---Wouldyoucareforacupoftea？---Ione.Thankyouallthes

ame.A.havehadB.HadC.wouldhaveD.willhave()12.---Let'sgotoseetheshow.---I_____it.It’sveryinteresting.A.sawB.seeC

.amseeingD.haveseen()13.---TheTVprogramVoiceofYouthisreallygreat.---Ithinkso.It______theheartsoflotsoffanssinceitstarted.A.loseandt

ouchB.wonandtouchedC.haswonandtouchedD.haslostandhit()14.I_______thisdictionaryyesterday.A.haveboughtB.bo

ughtC.havehadD.buy()15.Schoolviolence______muchattentionofthewholesocietyandpeoplearecallingonthegovernmenttomakelawsagains

titasearlyaspossible.A.drewB.willdrawC.hasdrawnD.wasdrawing二、根据句意用since或for填空，使句子意思完整、通顺。根据句意用since或for填空,使句子意思完整、通顺。1.Ihavelivedi

nShenzhen______tenyearsago.2.MyfatherhasworkedinGuangzhou______twentyyears.3.HiscousinhasbeeninIreland______Monday.第9页共9页4.Ali

cehasbeeninShenyang______threeweeks.5.MrBrownhaslivedinCanada______overthreeyears.6.Davidisinhisoffice.Hehasbeenthere______8o’clock.7.

WehavestudiedEnglish______morethanfiveyears.8.Thebushasbeenaway______overtwentyminutes.9.Thosehouseshavebeenempty______lastyear.10.Hisgran

dfatherhasbeenillinhospital______fourdays.三、根据句意用所给动词的正确形式填空。1.MrSmith______(taste)manykindsofChinesefood.2.MyfriendBria

n______(live)inGuangzhouforthreeyears.3.Tony______(finish)allhiswork.Look!Heisrelaxinghimself.4.We______(plant)al

lthetreesalready.四、按要求完成句子，每空限填一词。1.Tonycameheretenminutesago.(变成同义句)Tony__________________fortenminutes.2.Theyhaveseenthefilmalready.(改为否定句

)They______seenthefilm______.3.Mycousinboughtanewbikelastweek.(改为同义句)Mycousinhas______anewbike______lastweek.4.Susanhasbeenavolu

nteerinthehospitalforthreeyears.(对画线部分提问)____________hasSusanbeenavolunteerinthehospital?第10页共9页课后巩固一、选择题。1.Jack

ismyclassmate.We______eachothersincehecametoourschool.A.knewB.haveknownC.willknow2.---Whynotgotoseethedolphinshowwithme?---Becau

seI_________it.A.sawB.willseeC.seeD.haveseen3.---IsMissGreenintheoffice?---No,she____tothelibrary.A.goesB.wentC.hasbeenD.hasgone4.Betty____

__severalcelebrities(名人)sincesheworkedinthisbroadcaststation.A.isinterviewingB.hadinterviewedC.interviewedD.hasinterviewed5.St

eveinourschoolsincehecametoBeijing.A.worksB.workedC.hasworkedD.willwork6.---______you______yoursilkscarfyet?---No.IthinkIhavetobuyan

ewonetoday.A.Did,findB.Have,foundC.Are,findingD.Had,found第11页共9页7.MaryChinesesinceshemovedtoChinawithherparents.A.learnsB.learnedC.is

learningD.haslearned8.Sarah_________manyplacesofinterestinBeijingalready.A.visitedB.hasvisitedC.willvisitD.visits9

.Thenumberofstudentsinourschool_________byover20percentinthelastthreeyears.A.isfallenB.hasfallenC.havefallen10.Mr.Smith_______inourschoolforthreey

ears.A.willworkB.hasworkedC.worksD.worked11.---IsRichardstilllivinghere?---No,he_____toLondonalready.A.movesB.movedC.wi

llmoveD.hasmoved12.TimandBob______usalotofbeautifulphotossincetheyarrivedinLondon.A.sendB.sentC.havesentD.a

resending13.---Lisa,we'releavinginfiveminutes.Areyouready?---No,I________myjeansandraincoatyet.第12页共9页A.don'tpockB.didn'tpackC.haven'tpack.14.---Wher

eisAlice?Thefilmwillbeginsoon.---Don'tworry.I______herandsheisalreadyontheway.A.callB.willcallC.havecalledD.wascalling15.---Lucy,isyourunclea

teacher?---Yes,heis.Hehistoryfornearly20years.A.teachesB.hastaughtC.isteachingD.willteach第13页共9页参考答案

综合练习1-5BADBC6-10ABCCB11-15BBADC当堂练习一、1-5DACBB6-10BDDCC11-15ADCBC二、1.since2.for3.since4.for5.for6.since7.for8.for9.

since10.for三、1.hastasted2.haslived3.hasfinished4.haveplanted四、1.hasbeenthere2.have,not,yet3.had,since4.Howlong课后巩固1-5BDDDC6-10BDBBB11-1

5DCCCB