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Lesson29Taxi!•Haveyouevertakenataxibefore?•Howdoyoufeelinataxi?•Howdoesataxilooklike?•Canyoudescribeataxi?taxi(n.)plough(v.)lonely(adj.)roof(n.)block(n.)flat(n.)ablockofflatsWatchthevideoandanswerthequestionsonP139.过去分词作定语•单个分词，表被动或完成1.前置•过去分词短语，相当于定语从句2.后置前置定语abrokencupbreakwoundawoundedgirlexcitetheexcitedcrowdgrowagrownmantoasttoastedbeefadesertedcardesertfallfallenleaves后置定语aletterwriteinpenThisisaletterwhichiswritteninpen.Thisisaletterwritteninpen.adeskmakeproducebuycleanbreak……abookmakepublishreadbuyborrowlosetake……1.Idon’twantthat_____________(坏了的茶杯)2.Wearelivinginacountry____________________(1949年建立)3.Sheneedssome________________(开水)4.Wealllikethemeal___________________(她做的)5.Couldyoulendmethebook______________________(昨天买的)brokencupfoundedin1949boiledwatercookedbyherboughtyesterday主系表主谓宾Sheisateacher.Heishandsome.Ilikebananas.Youarebad.Shefeelscold.Theylooktired.I’myourwife.Iloveyou.Mysisterhatesaboy.Leoisanaughtyboy.Thatsmellsgood.Theyaregoodstudents.Jimmyatelotsofthings.Gracehasasister.Maryisaquietgirl.MichaellikesKoreansongs.Ainnsisnottall.Lilylikesflowers.Hannahissmart.表语从句：句子做表语Let’sgotothepark!Theparkisthathasabiglake.Theparkisthatisverybigandbeautiful.nearmygrandpa’splace.theQueen’s.现在完成时与一般过去时的区别一.现在完成时和一般过去时都是说过去的事情，但现在完成时注意的不是事情本身，而是强调事情与现在保持的某种密切联系（如现在的结果，影响,一直延续到现在等）;而一般过去时，则只表示发生在过去的动作和事情与现在没有关系。eg：1.HehasboughtanEnglish-Chinesedictionary.他已经买了一本英汉字典。eg：2.HeboughtanEnglish-Chinesedictionary.他曾买过一本英汉字典。第一句用现在完成时时态，意为：“HeboughtanEnglish-Chinesedictionary.Andhestillhasit”“过去他买了一本英汉字典，现在他还有这本字典”。第二句用过去时只叙述过去他买过一本英汉字典这一事实，至于现在他是否有这本字典并未强调说明。二．当有一个表示过去某一特定时间的状语时，不用现在完成时，而用一般过去时:eg：1.Isawthefilmontelevisionyesterday.但since(自…以来)+某一过去时间或叙述过去事情的从句总是与现在完成时连用。eg：1.Theyhaveknowneachothersince1950.2.Sincehewasachild,hehaslivedinEngland.三．常与一般过去时连用的典型的表示过去时间的状语yesterday(昨天),theotherday(前两天),justnow(刚才)，时间+ago,last+时间;etc;eg:1.Theplanetookofftenminutesago飞机十分钟前起飞了。eg:2.Wefinishedourtasklastweek.我们上周完成了我们的任务。四．常与现在完成时连用的表示到现在为止这段时间的词．短语或从句:sofar(到现在为止)，upto(till,until)now直到现在，lately（最近）yet,since+过去时间或叙述过去事情的从句。eg：1.Theweatherhasbeenhotsofarthissummer到目前为止，今夏天气一直很热。2.Ihaven’tseenheryet.我还未见到过她。五．可与现在完成时连用，也可与一般过去时连用的时间状语：this+时间,thismorning，tonight，thisNovember表示不确定时间：ever,never,before,just,recently,alreadyExercisetime一.Findthechoice:1.WhenIwasatschool,I_______tothelibraryeveryday.A.goB.wasgoingC.havegoneD.went2.Thenewbooks_______yet.A.haven’tarrivedB.has’tarrivedC.didn’tarriveD.don’tarrive3.He_______hislunch.A.hadB.havehadC.hashadD.ate4.Foryears,doctors________millionsofpatientsliveswiththehelpofmicroscopes.A.savedB.havesavedC.hassavedD.weresaving5.IwassohappytoseeJohnagainlastSunday,We______eachotherformorethantwoyears.A.haven’tseenB.hadn’tseenC.didn’tseeD.hasn’tseen6.I______toParisseveraltimes.A.wentB.havegoneC.havebeenD.wasgoing7.ProfessorChen____ourexamsyet.A.didn’tmarkB.hasn’tmarkedC.willnotmarkD.haven’tmarked8.I_______mytasktheotherday.A.finishedB.havefinishedC.finishD.willfinishPleaselearnthespecialdifficultiesonP140byyourselves.Finishtheexercisebelow.