《一般过去时cai》PPT课件.ppt

1、一般过去时态,知识结构,一般过去时,构成,用法,常用时间,动词的过去式,1.表示过去某个时 间发生的动作或 存在的状态。 2.表示过去经常或 反复发生的动作。,yesterday last night in 1990 two days ago,什么是一般过去时？,动词的一般过去时态表示过去发生的 动作、情况或存在的状态。,行为动词(即实义动词)的过去式没有人称 和数的变化。,动词过去式 的构成,规则动词,不规则动词,构成,读音,所有时态都是通过 动词 变化来表现的,I _ 12 years old this year.,我去年11岁.,I _ 11 years old last year.,H

2、e _ in Beijing now.,他昨天在上海。,He _ in Shanghai yesterday.,他现在在北京。,Please look at the sentences,我今年12岁.,am,was,is,was,They _ in China today.,他们今天在中国。,They _ in Japan yesterday.,他们昨天在日本。,are,were,am/ is,was,are,were,每天，早餐我吃鸡蛋和牛奶。,I _ eggs and milk for breakfast every morning.,昨天，早餐我吃面条。,I _ noodles for

3、breakfast yesterday morning.,他每天都吃水果。,He _ fruit every day.,昨天他吃了3个苹果。,He _ 3 apples yesterday.,have/ has,had,have,has,had,had,I get up at 6:30 every morning. I _ up at 9:00 last Sunday.,He plays football every afternoon. He _ basketball yesterday afternoon.,He does his homework every evening. He _

4、some reading last night.,动词原形、第三人称单数,动词过去式,got,played,did,They dont watch TV in the evening. They _ TV last night.,She doesnt play basketball after school. She _ basketball after school yesterday.,Do you go to school on foot every day? _ you _ to school on foot yesterday.,Does he go to school by bus

5、 every day? _ he _to school by bus yesterday?,dont/ doesnt,do/ does,didnt,did,didnt watch,didnt play,Did,Did,go,go,谓语构成,1.动词 be 2.动词 have, has 3.助动词do, does 4.行为动词用过去式,was , were,had,did,一般过去时以动词的过去式来表示，没有人称和数的变化.(was,were除外),I went to school yesterday. They went to school yesterday.,一般过去时的谓语构成：由动词的

6、过去式构成,规则变化 1.一般加ed,2.以e结尾加d,3.末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加ed .,work ,worked,change ,changed,prefer ,preferred,stop ,stopped,4.以辅音字母加y 结尾的词,先改 y为 i,再加ed,study ,studied,5.不规则变化.(见不规则动词表),不规则动词表,Infinitive Past tense am is was are were begin begun break broke bring brought build built buy bought can

7、could,Infinitive Past tense catch caught come came do did draw drew drink drank drive drove eat ate fall fell,规则动词过去式-ed的发音,1.在以清辅音结尾的规则动词后, -ed读作/ t /,work /w3:k/,ed,t/,2.在以浊辅音或原音结尾的规则动词后, -ed读作/d /,play /pleI /,live /lIv /,ed,d/,ed,d/,3.在以/t/或/d/结尾的规则动词后, -ed读作/Id /,visit /vIzIt /,ed,Id/,finished

8、enjoyed shouted moved,helped wanted called needed,/t/,/d/,/Id/,/d/,/d/,/t/,/Id/,/Id/,1.在过去某一时间内发生的动作：,He got home at ten oclock last night.,2.表示过去经常或反复发生的动作,常与often，always等表示频度的 间状语连用：,I often got up very early at that time.,用法,3.表示已故人所做的事情。,Comrade Lei Feng did good deeds in his life. 雷锋同志做了一生的好事。,

9、4. 表示过去所发生的一系列的动作,而这一系列的动作是从现在的角度来考虑的,不是从动作相互之间的关系这一角度来考虑的。,Miss Liu got up at seven oclock this morning, dressed, had breakfast, and went to work.,1.与ago 连用： a moment two minutes three hours five days one week six months four years,ago,用于一般过去时的时间状语,last,time night week month term Monday,yesterday,m

10、orning afternoon evening,the day before yesterday,2.与last 连用,3.与yesterday 连用：,4.与one 连用：,one,morning evening day Monday afternoon,5.与that 连用：,that,morning winter day year,just now in the old days in those days in 1980 the other day at that time once upon a time,6.其他时间状语：,行为动词一般过去时的否定式,一般过去时的否定式是在动词原

11、形前加助动词did not (didnt).,主语+didnt+动词原形,I _ them the news.,I _ (tell) them the news yesterday.,didnt tell,told,行为动词一般过去时的疑问式,一般过去时的一般疑问式在句首加助动词did,Did+主语+动词原形？,They _(finish) their work at four. 一般疑问句:,_ they _ their work at four? Yes, they _. No, they _.,finished,Did,finish,did,didnt,行为动词一般过去时的疑问式,一般过

12、去时的特殊疑问式,疑问词+did+主语+动词原形？,They finished their work at four.,A,B,对划线部分提问 A: B:,What did they do at four?,When did they finish their work?,T,注意,1.外加助动词did后,动词须返回原形。,Did he went to school yesterday? Did he go to school yesterday?,F,2.简略回答用助动词did/didnt代替行为动词。,Did he find the boy yesterday? Yes, he did.

13、No, he did not (didnt).,1. look 2. live 3. stop 4. go 5. hope 6. trip 7. call 8. eat 9. want 10. are,11. go 12. have 13. do 14.get 15. come 16. say 17.see 18. put 19. read20.take,looked,lived,stopped,went,hoped,tripped,called,ate,wanted,were,went,has,did,got,came,said,saw,put,read,took,写出下列动词的过去式,21

14、.buy 22.sing 23.hear 24.make 25. find 26.break 27.think 28.fall 29.write 30.be,bought,made,found,broke,thought,fell,wrote,was/were,sang,heard,动词过去式转换练习 将下列动词变为过去式,返回上页,订正答案,1. look2. live3. stop 4. carry5. hope6. trip 7. call 8. finish9. want 10.are 11. go12.have e 16.say17.see18.put 19.eat20.take21

15、.read,返回上页,返回首页,返回练习,动词过去式转换练习 答 案,1. look looked2. live lived3. stop stopped 4. carry carried5. hope hoped6. trip tripped 7. call called8. finish finished 9. want wanted 10.are were11.go went12.have had 13.do did14.get e came 16.say said 17.see saw18.put put 19.eat ate20.take took21.read read,Exercises