1、Present perfect tense,現(xiàn)在完成時態(tài) 1,past,present,Eddie has lived with Millie since he was born.,Eddie has lived with Millie for four years.,past,present,4 years,Eddie was born four years ago.,一.現(xiàn)在完成時的含義,表示過去已完成的動作對現(xiàn)在產(chǎn)生的影響，常與“already、ever、just 、never、recently、yet”等連用； We have just finished the report. He

2、has not returned the book to me yet. He has never visited the Great Wall. 表示過去發(fā)生動作持續(xù)到現(xiàn)在，常與“since、for”連用。 I have lived here since I was born. She has been ill for three months.,二、現(xiàn)在完成時的構(gòu)成,We have lived in Beijing since we were born. He has already had his lunch. I have just finished my homework.,2.現(xiàn)在

3、完成時的否定句,1. 現(xiàn)在完成時的肯定句,句型 主語（第一、二人稱單、復(fù)數(shù)）+have 主語（第三人稱復(fù)數(shù)） +have +過去分詞 主語（第三人稱單數(shù)） +has,句型 主語+have/has+not+過去分詞+,I have not seen the movie yet. He hasnt been to Beijing since then. She hasnt eaten it. They havent finished the work.,3.現(xiàn)在完成時的一般疑問句 句型 Have/Has+主語+過去分詞+. Have you finished the work? Has she a

4、rrived here? Have they eaten supper? 4.現(xiàn)在完成時的特殊疑問句 句型 特殊疑問詞+have/has+主語+過去分詞+. How many times have you been to the Great Wall? How long have you known each other? What have you finished recently?,Yes, have/has. No, havent/hasnt.,Yes, I have. / No, I havent.,Yes, she has. / No, she hasnt.,Yes, they h

5、ave. / No, they havent.,Exercise,對劃線部分提問,The girl has learned English for 6 years.,I have eaten two apples for breakfast.,How long has the girl learned English?,What have you eaten for breakfast?,1. She has already cleaned the kitchen. (改為否定句) She _ cleaned the kitchen _. 2. They have visited some i

6、nteresting places in China. (改為一般疑問句) _ they _ _ interesting places in China? 3. The poor dog has died.(改為一般疑問句并作否定回答） _the poor dog _? -No, it _. 4. They have borrowed ten books from the library. (對劃線部分提問) _ _books _ they _ from the library? 5. I have ever been to the Great Wall. (改為否定句) I _ _ been

7、 to the Great Wall. 6. They have studied here since they moved to the city. (對劃線部分提問) _ _ _ they _ here?,hasnt yet,Have visited any,Has died hasnt,How many have borrowed,have never,How long have studied,三、過去分詞的構(gòu)成,travelled,moved,stayed,owned,learned,visited,stopped,finished,shopped,repaired,A. 規(guī)則動詞的

8、過去分詞與過去式一致,B. 不規(guī)則動詞的過去分詞,thought,caught,given,made,written,put,cost,grown,hurt,run,felt,fallen,flown,had,drunk,brought,worn,sung,forgotten,kept,Complete the sentences using the present perfect tense.,They _(finish) their homework. 2. Mr and Mrs Li _(not come) back yet. 3. John _(play) this computer

9、game a few times. 4. We _(not see) that film yet. 5. Mr Dong _(repair) over ten bicycles since last Monday. 6. You _(not visit) me for a long time.,havent come,have finished,has played,havent seen,has repaired,havent visited,Complete the conversation using the correct forms of the verbs in brackets.

10、,Millie: (1)_ you _(see) any exhibitions recently, Sandy? Sandy: No, I (2)_. What about you? Millie: Well, I (3)_(see) one. I saw it at the history museum last week. Sandy: Whats it about?,Have seen,have seen,havent,Millie: I (4)_(forget) the title. Its about changes in Beijing over the past century

11、. Sandy: Oh, yes. I (5)_(hear) about it.(6)_ your cousin _(go) with you? Millie: No, he (7)_. He (8)_ (be) very busy this week.,have forgotten,have heard,Have,gone,hasnt,has been,Sandy: Did you enjoy the exhibition? Millie: Yes, I did. I (9)_(learn) a lot about Beijings past and present. Its a good

12、exhibition and I (10)_(decide) to see it again. Do you want to go with me? Sandy: Sure. I wont miss it this time.,have learnt,have decided,1)你已經(jīng)收到你爸爸的來信了嗎？ 2)我已經(jīng)很長時間沒有看見我姑姑了。 3)Simon曾經(jīng)去過幾次中國? 4)她剛剛寫好兩篇文章。 5)他們已經(jīng)去電影院了。 6)Smith夫婦還沒有回來。 7)自從上午9點你就在等他嗎？ 8) 人們自從1998年開始使用這個新機場。,翻譯：,Have you received your

13、fathers letter yet?,I have not seen my aunt for a long time.,How many times has Simon been to China?,She has just written two articles.,They have gone to the cinema.,Mr Smith and Mrs Smith have not come back yet.,Have you waited for him since 9 a.m.?,They have used the new airport since 1998.,用正確時態(tài)填

14、空 Hurry up! Lunch _already _(begin). _ he ever _(ride) a bike? Liming _(hurt) his arm last week. He _ already _(stay) in bed for five days. Yesterday, she _(buy) one book in the bookshop. She _ (not read) it since then. I _already _(lose) my pen. _(buy) it two days ago. He _ (wait) for an hour. I _

15、(not finish) the work yet. _ you _ (know) him since then?,has waited,havent finished,Have,known,hurt,has,begun,Has,ridden,has,stayed,bought,hasnt read,have lost,bought,9. We _ (be) there many times in the past 3 years. 10. How long _ you_ (stay) at home already? 11. He _ (not read) the book before.

16、I _ (hear) from my brother recently. Her sister _ (go) to Changchun. She_ (leave) this morning. He _ (live) in his hometown since he left here. The writer _ (finish) several story- books since 1990.,have heard,have been,have,stayed,hasnt read,has gone,left,has lived,has finished,現(xiàn)在完成時和一般過去時的區(qū)別：,1.意思

17、上： 現(xiàn)在完成時，強調(diào)這一動作產(chǎn)生的結(jié)果對現(xiàn)在的影響，與現(xiàn)在有關(guān)。 一般過去時，僅僅表示在過去某一時刻曾發(fā)生過這一動作，與現(xiàn)在無關(guān)。,他已學(xué)英語五年了。,He has studied English for five years.,他曾學(xué)過五年英語。,He studied English for five years.,（說明他可能還繼續(xù)學(xué)下去）,（只說明他過去學(xué)過五年英語，但現(xiàn)在不學(xué)了。）,2.結(jié)構(gòu)上： 一般過去時常與具體的時間狀語連用。 現(xiàn)在完成時通常與模糊的時間狀語連用，或無時間狀語。 一般過去時的3類常見時間狀語： last、ago / yesterday、 in+過去時間點 / ju

18、st now、 the other day等具體的時間狀語。 現(xiàn)在完成時的4類時間狀語：for、since / already、ever、just 、never、recently、yet / till now、so far / in/during/past the past/last few years等不確定的時間狀語。,Exercise,He _(work) in our school for one year. He _(come) to our school last year/in 2002. They _(cook) the supper already. They _ (cook

19、) the supper half an hour ago.,has worked,came,have cooked,cooked,Lets try! Im sure you can do it well!,1.I _(see) the 3D film Avatar. Its amazing! I _(see) it one month ago.,2.-Is your grandfather still alive? -No, he _already _(die). -When _he _(die)? -He _last year(die).,3.I _just _ (hear) of the

20、 earthquake in Tangshan. -The earthquake? -Yes, it _(happen) on March 6th, three days ago.,4.Mr. Li _(begin) to work in this factory in 1990. He _ (work) in the factory for 20 years.,5. The Greens _(live) in China since they _(move) here in 2003.,have seen,saw,has died,did die,died,have heard,happen

21、ed,began,has worked,has lived,moved,Present perfect tense,現(xiàn)在完成時態(tài) 2,He speaks French so fluently. He learned it in Paris. He was there for two years.He has studied French. (他學(xué)過法語。)這句話所說明的結(jié)果是他現(xiàn)在懂法語。,Look! The blackboard is so clean now. He has cleaned the blackboard. (他已經(jīng)擦過黑板了。)這句話所表示的結(jié)果是黑板現(xiàn)在是干凈的。,用法1

22、：表示過去開始的動作或狀態(tài)已經(jīng)結(jié)束，但是對現(xiàn)在有影響。,這種用法常與already、ever、just 、never、recently、yet、 before等連用.,I _ (do) my homework already. He _(not finished) his homework yet. _you ever _(be) to Beijing? We _ never _ (see) such an exciting match before. Mother _ just _(clean) the house. Please dont come in. They _(practice)

23、 this dialogue twice.,have done,has not finished,Have,been,have,seen,has,cleaned,have practiced,時間副詞和時間短語具體用法:,1. 副詞already和yet：already一般用于肯定句中，yet一般用于否定句和 疑問句中。 We have already finished our homework. 我們已完成作業(yè)了。,They havent finished their homework yet. 他們還沒有完成作業(yè)。,- I have never been to the Great Wall

24、. 我從未去過長城。,副詞ever 和never：多用于否定或疑問 句中，表示“曾經(jīng)”或“從未“等。 - Have you ever been to the Great Wall? 你曾經(jīng)去過長城嗎?,He has just eaten ten apples. 他剛吃完十個蘋果。,3. 用just表示到說話時為止的時間狀語。 I have just seen her, but I dont know where she is now .,我剛看見她，但我不知道她現(xiàn)在在哪。,注意：當(dāng)在肯定陳述句中含有already或just 時，在轉(zhuǎn)換成否定句或疑問句時，要把句中的already 或just 去

25、掉，在句末加上yet.,I havent seen the film yet., I have done my homework already.,I havent done my homework yet., Mother has just cleaned the house.,Mother hasnt cleaned the house yet., I have seen the film already.,用法2：表示動作或狀態(tài)從過去開始一直延續(xù)到現(xiàn)在甚至將來,I have lived here for twenty years. She has moved to Beijing sin

26、ce she was born. They have changed a lot over these years.,Let try!,用since或for填空： 1.I have been at this school _ more than two years. 2. She has worked in the factory _ ten years ago. 3. Mr. Green has lived in the city _ he was born. 4. His father has been a party member _ twenty years.,for,for,sinc

27、e,since,切記有些動詞是非延續(xù)的，在此用法中要換成其相對應(yīng)的延續(xù)性動詞：,buy borrow open close leave die join begin,-have - keep -be open -be closed -be away -be dead -be a member of -be on,如: I havent seen him for two years. 我兩年沒有見過他了。,4. 表示動作或狀態(tài)從某一時刻開始， 一直持續(xù)到現(xiàn)在的時間狀語: so far / till now, for+ 一段時間, since 。,Mrs Li has taught in our

28、school since she left normal university. 李老師從師范大學(xué)畢業(yè)以后就在我們 學(xué)校教書了。,( )1. I have finished my homework _. Have you finished your homework _? A. yet, yet B. yet, already C. already, yet D. already, already,單項選擇:,( )2. I havent seen Kate _ 4 months. A. Already B. since C. for D. yet ( )3. He has _ seen th

29、e film Harry Potter. So he knows nothing about it. A. already B. ever C. never D. yet,( ) 4. She has been ill in bed _ two days ago. A. since B. in C. during D. for ( )5. Have you seen him _? No, I havent. A. already B. never C. ever D. recently,( )6. I have _ watched a wonderful film. Its really in

30、teresting. A. yet B. just C. just now D. never,( )7. Mike _ the bookshop. I have to wait for him. A. went to B. was in C. has been to D. has gone to,( )8. Oh, Mrs King, your dress looks very nice. Is it new? No, I _ it since two years ago. A. had B. bought C. have had D. have bought,( )9. _you _a ticket for the football match? Not yet. A. Is, bought B. Are, bought C. Has, bought D. Have, bought,( )10. What a nice dog! How long have you had it? _two years. A. For B. Since C. In D. Before ( )11. Great chan