过去完成时讲解01507.pptx

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1、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1页/共16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

2、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2页/共16页1.否定形式：had+not+过去分词(had not照样可缩写hadnt)。2.一般疑问形式：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 ha

3、d./No,he hadnt.是的，他告诉了。/不，他没有。3.被动语态形式：had+been+过去分词。如：When I got there,the windows had been broken.第3页/共16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4页/共16页 break broke broken speak spo

4、ke spoken drive drove driven see saw seen eat ate eaten give gave given know knew known grow grew grown第5页/共16页By the time I got outside,the bus had already left.第6页/共16页the policeman get to the shopTom run away By the time the policeman got to the shop,Tom had run away.第7页/共16页Speaking-freely:By th

5、e time or WhenLiu Mei wake up the concert be over By the time Liu Mei woke up,the concert had been over.第8页/共16页his grandma come from AmericaLi Ming grow up By the time his grandma came from America,Li Ming had grown up.第9页/共16页2006 2011 learn 4000 English words By the end ofBy the end of 2006,I had

6、 learned 4000 new words.第10页/共16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 tw

7、enty 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11页/共16页5.By yesterday evening he _ that impo

8、rtant 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

9、第12页/共16页口语练习1.a.I got up.My brother was in the shower already.b.By the time I got up,my brother _ in the shower already.2.a.I ran outside to the bus stop.The bus was gone.b.3.a.I got home.I realized that my homework was still at school.b.had gottenBy the time I ran outside to the bus stop,the bus h

10、ad already gone.When I got home,I realized that I had left my homework at school.第13页/共16页4.a.I woke up.My clock stopped two hours ago.b.5.a.I got to the cinema at 8.The film started at 7:30.b.6.a.I got to the party.Jim went home an hour ago.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14页/共16页THANK YOU第15页/共16页感谢您的观看！第16页/共16页