1、1 1一般過(guò)去時(shí)和現(xiàn)在完成時(shí)的區(qū)別2 2He - (am) born 500 years ago.waswas3 3She -(win) the gold medal in 2008 Olympic Games.won4 4He - (am) born 500 years ago.waswasShe -(win) the gold medal in 2008 Olympic Games.won5 5用法：用法：1.強(qiáng)調(diào)動(dòng)作發(fā)生并結(jié)束在過(guò)去時(shí)間里。時(shí)間狀語(yǔ)有： yesterday，last week, an hour ago, the other day, in 1995， just now等。

2、例如: A: Where did you go just now? B: I went to the park. I watched a movie last night. I was born in 1995.2. 表示在過(guò)去一段時(shí)間內(nèi)，經(jīng)常性或過(guò)去性的動(dòng)作。例如: When I was a child, I often played football in the playground.Part1 Part1 一般過(guò)去時(shí)一般過(guò)去時(shí)6 63.一般過(guò)去時(shí)的形式有時(shí)并不表示過(guò)去的動(dòng)作而是只表示說(shuō)話人的委婉語(yǔ)氣。例如：Could you please tell me your name? Woul

3、d you mind closing the door?7 7He was born 500 years ago.She won the gold medal in 2008 Olympic Games.肯定形式：主語(yǔ)+動(dòng)詞過(guò)去式+其他基本構(gòu)成基本構(gòu)成: : He was not born 500 years ago.She didnt win the gold medal in 2008 Olympic Games.否定形式：主語(yǔ)+was/were+not +其他 主語(yǔ)+didnt +謂語(yǔ)動(dòng)詞原型+其他 Was he born 500 years ago?Did she win the go

4、ld medal in 2008 Olympic Games?一般疑問(wèn)句: Was/Were+主語(yǔ)+表語(yǔ)? Did+主語(yǔ)+謂語(yǔ)動(dòng)詞原型+其他? 8 89 9動(dòng)詞過(guò)去式不規(guī)則變化動(dòng)詞過(guò)去式不規(guī)則變化1010過(guò)去時(shí)構(gòu)成用法常用時(shí)間主語(yǔ)+動(dòng)詞過(guò)去式+其他Two days ago11111. He (work) in that bank four years ago.2. I (see) him yesterday.3. I (buy) a coat just now.4. My mother (be) a worker 20 years ago.5. Why did your brother (cr

5、y) last night?課堂練習(xí)題：課堂練習(xí)題：workedworkedsawsawboughtboughtwaswascrycry1212I -(come) to Hangzhou before.have comehave come1313I - （learn) English for 10 years. have learnedhave learned1414I -(come) to Hangzhou before.have comehave comeI - （learn) English for 10 years. have learnedhave learned1515用法：用法：

6、1.表示過(guò)去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果.例如：A: Do you want to go to Beijing for a trip?B: I have gone to Beijing before. (強(qiáng)調(diào)對(duì)現(xiàn)在的影響，我已經(jīng)去過(guò)北京了，目前應(yīng)該不打算去。)Part2 Part2 現(xiàn)在完成時(shí)現(xiàn)在完成時(shí)16162.現(xiàn)在完成時(shí)強(qiáng)調(diào)動(dòng)作是從過(guò)去持續(xù)到現(xiàn)在,并有可能繼續(xù)下去. 常用的時(shí)間狀語(yǔ)：for, ever, before, already, yet, just, since, recently, in the past few years等例如：He has taught in our s

7、chool for 30 years.他在我們學(xué)校教書(shū)已有30年了。He has been busy since last week.自上個(gè)星期以來(lái)他一直很忙。He has finished his homework already.Have you ever been to Beijing?I have just eaten 3 eggs.1717基本結(jié)構(gòu)：基本結(jié)構(gòu)：I have come to Hangzhou before.肯定形式：主語(yǔ)+have/has+過(guò)去分詞+其他I havent come to Hangzhou before.否定形式：主語(yǔ)+have/has+not+過(guò)去分詞+

8、其他Have you come to Hangzhou before?一般疑問(wèn)句:Have/Has+主語(yǔ)+動(dòng)詞的過(guò)去分詞+其他1818構(gòu)成用法常用時(shí)間主語(yǔ)+have/has+過(guò)去分詞1919課堂練習(xí)題：課堂練習(xí)題：1. he (finish) his work today? Not yet.2. I (work) here since I (move) here in 1999.3. So far I (make) quite a few friends here.4. My father just (come) back from work. He is tired now.5. She (

9、write) this novel（小說(shuō)） for four years.Hasfinishedhave workedmovedhave madehascomehas written2020Part3 Part3 兩種時(shí)態(tài)的區(qū)分兩種時(shí)態(tài)的區(qū)分1.過(guò)去時(shí)表示過(guò)去某時(shí)發(fā)生的動(dòng)作或單純敘述過(guò)去的事情，強(qiáng)調(diào)動(dòng)作動(dòng)作；現(xiàn)在完成時(shí)為過(guò)去發(fā)生的，強(qiáng)調(diào)過(guò)去的事情對(duì)現(xiàn)在的影響，強(qiáng)調(diào)的是影響影響。例如：I saw this film yesterday. （強(qiáng)調(diào)看的動(dòng)作發(fā)生過(guò)了。） I have seen this film before. （強(qiáng)調(diào)對(duì)現(xiàn)在的影響，電影的內(nèi)容已經(jīng)知道了。） 21212.過(guò)去時(shí)常與具體

10、的時(shí)間狀語(yǔ)連用，而現(xiàn)在完成時(shí)通常與模糊的時(shí)間狀語(yǔ)連用，或無(wú)時(shí)間狀語(yǔ)。例如：She returned yesterday.I watched a movie last night.He has been in New York for many years.Have you ever been to Beijing？22223.現(xiàn)在完成時(shí)可表示持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)，動(dòng)詞一般是延續(xù)性的，如live, teach, learn, work, study, know. 過(guò)去時(shí)常用的非持續(xù)性動(dòng)詞有come, go, leave, start, die, finish, become, get marr

11、ied等。例如：I have learned English since 8 years old.I have lived in Hangzhou for 3 years.I went to Beijing last year. She became a teacher in 1990.2323課堂練習(xí)題：課堂練習(xí)題：1. I already (see) the film. I (see) it last week.2. You can switch off the radio now. I (hear) the news already. I (hear) it just now. 3. J

12、im (make) many friends since he _(come) to China. 4. They usually (go) fishing when they lived there. 5. How long she (be) ill?haveseensawhave heardhas madecamewenthasbeenheard2424課外作業(yè)課外作業(yè)基礎(chǔ)題基礎(chǔ)題I. 用括號(hào)內(nèi)的一般過(guò)去時(shí)和現(xiàn)在完成時(shí)形式完成下列句子。1. They (go)_ to America last year.2. Im sorry. I (forget)_ your name.3. My fr

13、iend (finish) _ college last year.4. He (not speak)_ to me since we quarrel（爭(zhēng)吵）.5. She (rise)_ with the first rays of the sun this morning.6. My uncle (buy)_ a bike last month.7. He (never visit)_ Hangzhou before.8. The man (lose)_ a large sum of money this morning.9. I (read)_ that book through in

14、the library.10. I (get )_back the umbrella I left in the bus.2525II. 單項(xiàng)填空。1. Im sorry, Cathy, I _ your radio for such a long time. Never mind. A. have borrowed B. have lent C. have kept D. have returned2. Where have you _ these days? I have _ to Yangzhou with my friends. A. been, gone B. been, been

15、C. gone, been D. gone, gone3. Where is your father? We havent seen each other for weeks. _. A. He has been to America B. He has gone to England C. He is going to Australia D. He would visit my grandparents26264. They have _ since the factory opened. A. left the school B. joined the team C. become wo

16、rkers D. worked here5. Jim _ the Great Wall many times. A. went to B. goes to C. has gone to D. has been to6. It _ ten years since they _ to France. A. was, moved B. was, have moved C. is, have moved D. is, moved7. _ to the United States? No, never, but I went to Canada a few years ago. A. Have you

17、been B. Have you gone C. Did you go D. Will you go27278. I wont go to see the film tonight because I _ my ticket. A. didnt lose B. have lost C. will lose D. didnt have9. Miss Wu has taught in this school _. A. for ten years B. ten years ago C. since ten years D. for ten years ago10. I _ todays homew

18、ork already. What about you? A. have finished B. finish C. to finish D. finishing2828提高題：提高題： Mr. Johnson had a factory. He once 1 on TV that animals could be taught to 2 some work for people if they were given 3 to eat. He loved the idea. He thought it would be 4 to have a dog look after his 5 and an elephant do som