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1、关于过去完成时课件(2)第一页，本课件共有19页Grammar Focus Grammar Focus 2.表示表示过去某一时刻过去某一时刻 或或动作之前动作之前 已已发发生生或或完完成成的的动动作作或或呈呈现现的的状状态态。也就是说发生在也就是说发生在“过去的过去过去的过去”。1.Past perfect Tense 过去完成时过去完成时 构成：构成：had过去分词过去分词第二页，本课件共有19页过去完成时态的用法：过去完成时态的用法：1.常由常由by或或before,when引导的短语或从句做时引导的短语或从句做时间状语或时间状语从句间状语或时间状语从句 by 到到时候为止时候为止 by
2、the end of last week 到上周末为止到上周末为止 by that time 到那时为止到那时为止 before that year 那年之前那年之前 before I arrived 在我到达之前在我到达之前By the end of last year,I had learned about one thousand English words.When I got there,they had already left.第三页，本课件共有19页2、常用在宾语从句中、常用在宾语从句中 He told me he had already finished his homewo
3、rk.I realized he had fooled me again3、体现在上下文中、体现在上下文中I didnt go to the movies yesterday because I had seen it twice.第四页，本课件共有19页 6:00 7:00 6:00 7:00 现在现在 By the time I got up,my sister had already washed all the clothes.第五页，本课件共有19页 By the time my mom came back By the time my mom came back home,I ha
4、d cleaned up the yard.home,I had cleaned up the yard.第六页，本课件共有19页I got homenow9:00pm8:00pmMy little brother went to bedBy the time I got home,my little brother had gone to bed.第七页，本课件共有19页 I got to schoolnow8:158:00amThe teacher came into the classroomBy the time I got to school,the teacher had come
5、 into the classroom第八页，本课件共有19页 By the time she got outside,the bus had already left.第九页，本课件共有19页By the time she got outside,the bus had already left.她出去的时候，公共汽车已经开走了。她出去的时候，公共汽车已经开走了。By the time 到到的时候为止的时候为止后接过去时的句子时后接过去时的句子时,主语的谓语动词用主语的谓语动词用过去完成时态过去完成时态。第十页，本课件共有19页(1)She said she had taught Engli
6、sh for 6 years.(2)By the time I got to London,she had gone to America.表示过去某时之前发生的动作。现在完成时:主语+have/has done过去完成时:主语+had done第十一页，本课件共有19页1.She had written a number of books _ the end of last year.A.for B.in C.by D.at 2.He _ to play _ before he was 11 years old.A.had learned,piano B.had learned,the pi
7、ano C.has learned,the piano D.learns,piano.3.What _ Annie _ by the time he was ten?A.did,do B.did,did C.has,done D.had done 4.He _ in the factory for three years before he joined the Army.A.has worked B.works C.had worked D.will work第十二页，本课件共有19页5.By the end of last week,they _ the bridge.A.has comp
8、leted B.completed C.will complete D.had completed6.I _ 900 English words by the time I was ten。A.learned B.was learning C.had learned D.learnt7.She _lived here for _ years.A.had,a little B.have,a little C.had,much D.has,a great number of8.By the time my parents reached home yesterday,I _ the dinner
9、already.A had cooked B.cooked C.have cooked D.was cooked第十三页，本课件共有19页1.We _(learn)two thousand words by the time I went to Middle School.2.I him when I was a student.(know)3.When we _(arrive)at the station,they _(wait)for more than twenty minutes.4.One of the men didnt move,because he _ (break)his l
10、egs.had learnedarrivedhad waitedhad known had broken第十四页，本课件共有19页 By the time I got outside,the bus _ By the time I got outside,the bus _ already _.already _.hadhadleftleft第十五页，本课件共有19页 When I got to school,I realized I _ _ When I got to school,I realized I _ _ my backpack at home.my backpack at hom
11、e.hadhadleftleft第十六页，本课件共有19页Translation1.我到家时她已经睡了。我到家时她已经睡了。By the time I got home,she had already By the time I got home,she had already gone to bed.gone to bed.2.到晚上时消息已传遍全球。到晚上时消息已传遍全球。By the evening the news had spread By the evening the news had spread through the world.through the world.第十七页，本课件共有19页3.他走以后我找到了那封信。他走以后我找到了那封信。I found the letter after he had gone away.I found the letter after he had gone away.We reached the cinema late.The film had We reached the cinema late.The film had already begun.already begun.4.4.我们到电影院晚了我们到电影院晚了,电影已经开始了电影已经开始了。第十八页，本课件共有19页感谢大家观看第十九页，本课件共有19页