2019年春八年级英语下册 Module 4 Seeing the doctor模块语法专练课件（新版）外研版.ppt

模块语法专练,现在完成时(三)1.现在完成时表示动作或状态从过去某一时刻开始一直持续到现在,常与“since+时间点”或“for+时间段”连用。for表示“经过(一段时间)”,而since表示“自从(以来)”。例如:IhavelivedinHefeifortenyears.我在合肥已经住了10年了。Hehasbeeninthisschoolsince2010.自从2010年起,他就在这所学校了。MysisterhaslearntEnglishsinceshewasfour.我姐姐从4岁起就开始学英语了。2.在对现在完成时句子中的时间状语进行提问时,应用howlong。例如:HowlonghasMarybeenateacher?玛丽成为老师已经多久了?Sincetwoyearsago.自从两年前。,3.在现在完成时的肯定句中,非延续性动词一般不能与时间段连用。在表示持续一段时间的句中,应将非延续性动词转换为相同意义的延续性动词。常见的非延续性动词转换为延续性动词:,注意:在否定句中,非延续性动词可以与时间段连用。例如:Ihaventseenhimforalongtime.我很久没见到他了。Ihaventheardfromhersincesheleft.自她离开以后,我一直没收到她的来信。,.单项填空(A)1.Excuseme,whereisMrBrownsoffice?Sorry,Idontknow.Ihereforonlyafewdays.A.haveworkedB.workedC.workD.willwork(D)2.MygrandmotheralotofchangesinTianjinsinceshecamehere.A.seesB.canseeC.willseeD.hasseen(D)3.ImanynewfriendssinceIcamehere.A.makeB.madeC.willmakeD.havemade,(B)4.Lookatthesestamps.Ithemforfiveyears.Wow,theyarewonderful.A.keptB.havekeptC.haveboughtD.havebrought(D)5.IMrSmithsincehemovedtoShanghai.A.didnthearfromB.donthearfromC.wonthearfromD.haventheardfrom(C)6.NotonlyJimbutalsohisparentsafewinterestingplacessincetheycametoChina.A.willvisitB.hasvisitedC.havevisitedD.visited,(C)7.Myauntisawriter.Shemorethantenbookssince1980.A.writesB.wroteC.haswrittenD.willwrite(A)8.Mikefortenyears.Hestillloveshiswifeverymuch.A.hasbeenmarriedB.marriedC.gotmarriedD.hasmarried(D)9.Mybrotherhasthearmyforthreeyears.A.joinedB.takenpartinC.joinedinD.beenin(B)10.haveyoubeenlikethis?SinceFriday.A.HowsoonB.HowlongC.HowoftenD.Howmanytimes,.根据句意用for或since填空1.Wehaventseeneachotherforalongtime.2.HisfatherhasbeeninthePartysince10yearsago.3.Thefilmhasbeenonfor20minutes.4.