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1、Present perfect tensePresent perfect tense現(xiàn)在完成時(shí)態(tài) 8BUnit 2 Grammar 2用法用法1:現(xiàn)在完成時(shí)態(tài)的含義是表示過去現(xiàn)在完成時(shí)態(tài)的含義是表示過去發(fā)生的或已完成的動作對現(xiàn)在造成的影發(fā)生的或已完成的動作對現(xiàn)在造成的影響或結(jié)果。特點(diǎn)是既涉及過去,又聯(lián)系響或結(jié)果。特點(diǎn)是既涉及過去,又聯(lián)系現(xiàn)在:動作是過去發(fā)生的,結(jié)果是現(xiàn)在現(xiàn)在:動作是過去發(fā)生的,結(jié)果是現(xiàn)在存在的。存在的。 Look! The blackboard is so clean now. He has cleaned the blackboard. ( (他已經(jīng)擦過黑板了。他已經(jīng)擦過黑板
2、了。)這句話所表示的結(jié)果是黑板現(xiàn)在是干凈的。這句話所表示的結(jié)果是黑板現(xiàn)在是干凈的。EXERCISE: FILL IN THE BLANKS WITH THE RIGHT VERB TENSE: 1. It _(rain)for a week. 2. I dont know this woman. I _(meet, never)her. 3.Lets go to the cinema. No, I_(see, already) the film. 4. We_(finish, not)our homework yet. Will you wait a minute? 5. John _ (co
3、me, not)yet. He will be back in a minute. has rainedhave never methave already seenhavent finishedhasnt come 6. Mr. Green often goes to America. In fact, he _(be)there ten times. 7. Wheres John? He_ just _(go)to the teachers office. 8. She _(study)English since she was ten. She _(begin)to study Engl
4、ish when she was ten. 9. Jim isnt here. He _(go)to the library. He _(go)there an hour ago. 10. They _(travel, never)on a train.has been has gonehas studiedbeganhas gonewenthave never traveled用法用法2:表示動作或狀態(tài)從過去開:表示動作或狀態(tài)從過去開始一直延續(xù)到現(xiàn)在甚至將來始一直延續(xù)到現(xiàn)在甚至將來Mike borrowed the books two days ago.Mike has kept the b
5、ooks for two days.1.We have learnt English_ 3 years. _ 3 years ago._ we _(come)hereforsincecame_How long have you learnt English?5. for + 一段時(shí)間一段時(shí)間 since + 過去的時(shí)間點(diǎn)過去的時(shí)間點(diǎn) 就畫線提問用就畫線提問用how long想一想想一想since標(biāo)志詞:標(biāo)志詞:FOR +一段時(shí)間一段時(shí)間, SINCE+過去過去的時(shí)間點(diǎn)的時(shí)間點(diǎn), THESE YEARS, SO FAR, IN THE PAST/LAST YEARS We _ (learn) E
6、nglish for three years/ since two years ago/since 2000. Mr. Green _ (be) in China these years. They _(write) 15 songs so far. The population _ (grow) more slowly in the past ten years.Have learnedhas beenhave writtenhas grown( )( )( )( )( )( )( )( )I have bought a new dictionary for a week. I have h
7、ad a new dictionary for a week.我買一本新詞典已有一星期了。我買一本新詞典已有一星期了。They have come here for two days.They have been here for two days.他們來這兒已經(jīng)兩天了。他們來這兒已經(jīng)兩天了。He has joined the League member for two years.He has been a League member for two years.他已入團(tuán)兩年了。他已入團(tuán)兩年了。The man has been dead for several years.The man h
8、as died for several years.這個(gè)人已經(jīng)死了幾年了。這個(gè)人已經(jīng)死了幾年了。常見的非延續(xù)性動詞與延續(xù)性動詞的轉(zhuǎn)換。常見的非延續(xù)性動詞與延續(xù)性動詞的轉(zhuǎn)換。buy have go out be out leave be away begin/start be oncome/go be in/at borrow keepjoin be a member die be deadcatch a cold have a cold become befall asleep be asleep open be open get to know know close-be closedarr
9、ive-be in/at get married-be marriedStopbe over 1.I have borrowed the book for 2 weeks. ( )2.The film has begun for 5 minutes.( )kept been on1. 這輛自行車我買了兩年了。這輛自行車我買了兩年了。 Ive _ the bike _ two years.2. He left Nanjing two years ago. He _ _ _ _ Nanjing for two years.3. The monkey died last month. The mon
10、key _ _ _ for a month.4. A: Hong long _ you _ ( ) B: Two weeks. A.did,get ill B. have,fallen ill C. were,ill D. have,been illhad forhas been away fromhas been deadD1.She isnt here now because she _ the zoo. A.has been to B. have gone to C. has gone to2.The Greens _ Guilin twice. D.have gone to A.hav
11、e been to B. have been in C. has been in3.Lily has made lots of friends since she _ here. A. come B. has been C. came D. coming4.My parents _ in Beijing since 1995. A. are living B. have lived C. lived D. will live5.His grandma _ for 2 years.A.Was died B. has died C. was dead D. has been deadCACBDex
12、ercise1.-Have you _ the bike? -Yes ,I _ it 10 minutes ago.(mend)2.-I have _ the film “Titanic”. -When _ you _ it?(see) 3.Im sorry, I havent got any money.Ive_ (leave ) my handbag at home.4.I have _(read) the book.5.Its a long time since we _ (meet) last year.6.Look! The train _ just _. ( come)mended
13、mendedseendidseeleftreadmethascomeexercise現(xiàn)在完成時(shí),強(qiáng)調(diào)這一動作產(chǎn)生的結(jié)果對現(xiàn)現(xiàn)在完成時(shí),強(qiáng)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)。在的影響,與現(xiàn)在有關(guān)。 一般過去時(shí),僅僅表示在過去某一時(shí)刻曾發(fā)一般過去時(shí),僅僅表示在過去某一時(shí)刻曾發(fā)生過這一動作,與現(xiàn)在無關(guān)。生過這一動作,與現(xiàn)在無關(guān)。 他已學(xué)英語五年了。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。他曾學(xué)過五年英語。 He studied English for five years. (說明他還繼續(xù)學(xué)下去)(說明他還繼續(xù)學(xué)下
14、去) (只說明他過去學(xué)過五年英語,但現(xiàn)在不學(xué)了。)(只說明他過去學(xué)過五年英語,但現(xiàn)在不學(xué)了。) 一般過去時(shí)與現(xiàn)在完成時(shí)有一些明一般過去時(shí)與現(xiàn)在完成時(shí)有一些明顯的時(shí)間狀語。顯的時(shí)間狀語。 遇到遇到y(tǒng)esterday, Last year, in May, in+過過去某一年,去某一年,two days ago, the other day, just now等就用一般過去時(shí)等就用一般過去時(shí) 當(dāng)有當(dāng)有 so far, in the past/ last few days(在在過去過去/最近的幾年里最近的幾年里),since接過去時(shí)間接過去時(shí)間狀語或過去時(shí)的句子狀語或過去時(shí)的句子等常用現(xiàn)在完成時(shí)等常用現(xiàn)在完成時(shí) He _(work) in our school for one year.He _(come) to our school last year/in 2002.They _(cook) the supper already.They _ (cook) the supper half an hour ago.Finish the exercises on Page 33Bye-bye!Bye-bye!