过去完成时详解.pptx
By the time I got outside,the bus had already left.第1页/共22页the policeman get to the shopTom run away By the time the policeman got to the shop,Tom had run away.第2页/共22页Speaking-freely:By the time or WhenLiu Mei wake up the concert be over By the time Liu Mei woke up,the concert had been over.第3页/共22页his grandma come from AmericaLi Ming grow up By the time his grandma came from America,Li Ming had grown up.第4页/共22页2006 2011 learn 4000 English words By the end ofBy the end of 2006,I had learned 4000 new words.第5页/共22页The Past Perfect Tense过去完成时1.过去完成时的构成过去完成时的构成助动词助动词 had(用于各种人称和数用于各种人称和数)+过去分词过去分词When I got to school,the bell had rung.2.过去完成时的用法:主要是表示在过去某个时间,或是动作之前已经发生或完成的动作.也就是过去的过去.第6页/共22页The Past Perfect Tense过去完成时3.常用的几种方式:用介词by,before 等构成的时间短语.用连词when,before,after或者短语by the time引导的时间状语从句.We had learnt 20 English songs by the end of last month.The plane had taken off when I reached the airport.By the time I got up,my brother had left home.第7页/共22页常用动词的过去式和过去分词play played playedwork worked workedleave left leftsay said saidgo went gonebe was/were beentake took takenget got gottenstart started started第8页/共22页breakbrokebrokenspeakspokespokendrivedrovedrivenseesawseeneatateeatengivegavegivenknowknewknowngrowgrewgrown第9页/共22页1.We _(learn)two thousands 1.We _(learn)two thousands words by the time I went to Middle School.words by the time I went to Middle School.3.3.When we _(arrive)at the station,When we _(arrive)at the station,they _(wait)for more than twenty they _(wait)for more than twenty minutes.minutes.had learnedarrivedhad waited2.I _(know)2.I _(know)him when I was a him when I was a student.student.had known4.One of the men didnt move,because he 4.One of the men didnt move,because he _ (break)his legs._ (break)his legs.had broken第10页/共22页5.By yesterday evening he _ that important letter.(write)6.I thought I _ the man before.(meet)7.By six oclock they _ for ten hours.(work)8.I went to Nicks house,but he _ out.(go)9.I _ the problem when class was over.(not understand)had writtenhad writtenhad methad methad workedhad worked had gonehad gonehadnt understoodhadnt understood第11页/共22页口语练习1.a.Igotup.Mybrotherwasintheshoweralready.b.BythetimeIgotup,mybrother_intheshoweralready.2.a.Iranoutsidetothebusstop.Thebuswasgone.b.3.a.Igothome.Irealizedthatmyhomeworkwasstillatschool.b.had gottenBy the time I ran outside to the bus stop,the bus had already gone.When I got home,I realized that I had left my homework at school.第12页/共22页4.a.Iwokeup.Myclockstoppedtwohoursago.b.5.a.Igottothecinemaat8.Thefilmstartedat7:30.b.6.a.Igottotheparty.Jimwenthomeanhourago.b.By the time I got to the cinema,the film had already started.By the time I woke up,my clock had stopped for two hours.When I got to the party,Jim hadalready gone home.第13页/共22页一、表现形式1.基本形式：had+过去分词。2.否定形式：had+not+过去分词(had not照样可缩写hadnt)。3.一般疑问形式：had提到句首，回答用Yes,主语+had./No,主语+hadnt.例如：Had he told you to go there earlier yesterday?他昨天告诉过你早点儿到那儿吗？Yes,he had./No,he hadnt.是的，他告诉了。/不，他没有。4.被动语态形式：had+been+过去分词。如：When I got there,the windows had been broken.第14页/共22页二.用法1.过去完成时表示一个动作或状态在过去某一时间或动作之前已经结束或完成.它表示的动作发生的时间是“过去的过去”.Ihadwrittenthearticlewhentheycame.2.表示一个动作或状态在过去的某一时间之前已经开始,一直延续到这一过去时间.Theyhadworkedfor12hoursby6oclockthismorning.第15页/共22页明显标志:1.句中有by引导的过去时间状语:Bythetimewegotthere,alltheotherguestshadarrived.2.与过去完成时连用的时间状语有already,yet,still,never等.TheyhadalreadyleftbeforeIreturned.第16页/共22页1.Kates never seen Chinese films，_?A.hasnt she B.has she C.isnt she D.is she1.Kates never seen Chinese films，_?A.hasnt she B.has she C.isnt she D.is she2.-Ann has gone to Shanghai.-So _her parents.A.has B.had C.did D.have3.-Mum,may I go out and play basketball?-_you_ your homework yet?A.Do;finish B.Are;finishing C.Did;finish D.Have;finished第17页/共22页4.His brother has been to Stone Fores twice_he came to Yunnan.A.after B.before C.since D.for5.Tom_the CD player for two weeks.A.has lent B.has borrowed C.has bought D.has had6.I_a letter from him since he left.A.didnt receive B.havent got C.didnt have D.havent heard第18页/共22页7.-Have you ever_Lintong to see the Terra Cotta Warriors?-Yes,I have.A.went to B.gone to C.been in D.been to8.My parents _ Shangdong for ten years.A.have been in B.have been to C.have gone to D.have been9.I wont go to the concert because I _my ticket.A.lost B.dont lose C.have lost D.is coming第19页/共22页1.WhenI_(get)there,theSmithsalready_(have)theirdinner.2.Bytheendoflastyearthey_(produce)morethan500,000tractors.3.Tom_(read)atleast20novelsinthepastyear.4.He_(work)onafarmfor3yearsbeforehebecameashopkeeper.第20页/共22页7.Mybrother_(join)thearmyin1989.He_(be)asoldierforover3years.10.I_(know)Mr.LisinceI_(come)tostudyinthisschool.11.Sofar,Irving_(live)inNewYorkCityfortenyears.第21页/共22页感谢您的观看！第22页/共22页
