完成時(shí)態(tài)專題.ppt

1、現(xiàn)在完成時(shí)態(tài),-Present Perfect Tense,現(xiàn)在完成時(shí)用法一,表示: 過去發(fā)生的動(dòng)作對現(xiàn)在造成的影響和結(jié)果. 構(gòu)成: have/has + 過去分詞 時(shí)間狀語: already, yet,never,ever, before,just already 和 yet 的區(qū)別,表示過去發(fā)生的某個(gè)動(dòng)作對現(xiàn)在造成的影響或結(jié)果。 Have you finished your work yet? Yes,I have.Ive just finished it. Ive already finished it. No, I havent finished it yet.,1.現(xiàn)在完成時(shí)用來表示

2、過去發(fā)生或已完成的動(dòng)作或狀態(tài)對現(xiàn)在造成的影響或結(jié)果,也就是說,動(dòng)作或狀態(tài)發(fā)生在過去但它的影響現(xiàn)在還存在. I have lost my wallet. (含義是:現(xiàn)在我沒有錢花了.) Jane has just had it. (含義是:簡現(xiàn)在不餓了.) Michael has been ill. (含義是:現(xiàn)在仍然很虛弱) He has returned from abroad. (含義是:現(xiàn)在已在此地),現(xiàn)在完成時(shí)謂語動(dòng)詞的構(gòu)成：助動(dòng)詞have/has(not) +V-ed（P.P.過去分詞）,I _(finish) the composition already.,He _(learn)

3、 English for three years.,We/You/ They.,She/It.,have finished,has learned,Can you find out the sentences of the present perfect tense?,1.Youve missed him.,2.Hes just left.,3.Youve just missed it.,4.Hes just gone.,5.Ive only just started.,6.Ive had a silly morning.,7. Ive just followed you all over t

4、he city.,時(shí)間狀語：already-yet ever-never just once/twice before,I _ (do) my homework already. He _(not finished) his homework yet. _you ever _ (be) to Haiwaii? We _ never _ (see) such an exciting match before. Mother _ just _(clean) the house. Please dont come in. They _(practice) this dialogue twice. I

5、 _ (see) this girl before.,have done,has not finished,Have,been,have,seen,has,cleaned,have practiced,have seen,already 和 yet 的區(qū)別,yet 只用于否定句和疑問句當(dāng)中,yet 表示“已經(jīng)”,notyet表示“還沒有”,1.Im not ready yet. 2.Have you finished your homework yet?,already 也表“已經(jīng)”,強(qiáng)調(diào)動(dòng)作的完成,常與肯定 的陳述句連用 (可用于疑問句,表示驚訝),1.I have already read

6、 the book four times. 2.Have you finished lunch already? Its only 11 oclock!,“從來不” 用在否定句中,放在句中。 Is he famous ?I have never heard of him .,ever,never,“曾經(jīng)”通常用于疑問句和肯定句中,放在句中。 I have ever seen this film. Have you ever been to the USA ?,“以前”用在完成時(shí)中，放在句末。 have never read this kind of books before.,just,bef

7、ore,“剛剛 ”用在陳述句中,放在句中。 I have just bought a novel。,現(xiàn)在完成時(shí)用法二,表示: 過去發(fā)生的動(dòng)作,一直延續(xù)到現(xiàn)在, 甚至有可能繼續(xù)延續(xù)下去. 時(shí)間狀語: 通常和for, since 引導(dǎo)的時(shí)間狀語連用. for和since的區(qū)別,用法2：表示動(dòng)作或狀態(tài)從過去開始一直持續(xù)到現(xiàn)在甚至將來,Jeff borrowed the books two days ago.,Jeff has kept the books for two days.,標(biāo)志時(shí)間短語：for +一段時(shí)間, since+過去的時(shí)間點(diǎn), these years, so far, in the

8、 past/last years,We _ (learn) English 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 learned,has been,have written,has grown,選用for和since填空: 1.We havent seen each ot

9、her _ a long time. 2.His father has been in the Party _ 10 years ago. 3.The film has been on _ 20 minutes. 4.Mr Green has worked here _ he came to China. 5.His grandparents have been dead _ several years. 6. Its five years _ we met last time.,for,since,for,since,for,since,切記用法2的動(dòng)詞僅限于持續(xù)動(dòng)詞,短暫性動(dòng)詞不能和for

10、, since 引導(dǎo)的時(shí)間狀語連用必須改成延續(xù)性動(dòng)詞,短暫性動(dòng)詞變延續(xù)性動(dòng)詞最常見的有： buy-have, borrow-keep leave-be away (from) die-be dead open-be open, close-be closed come-be here/be in begin/start-be on put on-wear catch a cold-have a cold,舉例： 1.我買了這塊手表五年了。 2.這位老人已經(jīng)死了十年了。,I have bought this watch for five years/since 5 years ago. I ha

11、ve had this watch for five years.,The old man has been dead for ten years/since 10 years ago. The old man has died for ten years.,have been to ,have gone to的 區(qū)別 have been to 曾經(jīng)去過 (不在那兒) have gone to 已經(jīng)去了(不在這兒) have been in 到來 (come的延續(xù)性動(dòng)詞),3.他已經(jīng)回來三天了。 4.自從六點(diǎn)鐘他就來這兒了。 5.我離開家鄉(xiāng)已十年了。,He has come back for

12、3 days. He has been back for 3 days/since 3 days ago.,He has been here since 6 oclock. He has come here since 6 oclock.,I have left hometown for 10 years. I have been away from hometown for 10 years.,have/has gone to have/has been in have/has been to,1.A: Wheres Jim, Li Lei? B: He _he school library

13、. 2.The Greens _China for three years. We _the Great Wall twice. Its very beautiful.,has gone to,have been in,have been to,B,A,A,B,B stay,A,用Have been to, have gone to, have been in 填空,Mike and his parents _ the north for half a year. Mum is not at home now. she _ the shop. _ you ever _ to kunming ?

14、 Never. Where _ you _ these days? Has Jim arrived yet? Yes, he _ here for several days. Where is Peter? I dont know where he _. 7. Hi Jim! Where _ you _ ? Li Lei is looking for you.,have been in,has gone to,have been,Have been,has been,has gone,have been,現(xiàn)在完成時(shí)和一般過去時(shí),He _(work) in our school for one

15、year. He _(come) to our school last year/in 2002. They _(cook) the supper already. They _ (cook) the supper half an hour ago.,has worked,came,have cooked,cooked,Have been & have gone,I have been to Beijing.,He has gone to Beijing.,我去過北京,他已經(jīng)去了北京,Exercises:,Turn these sentences into another way withou

16、t changing the meaning.,1. I bought the calculator a week ago .,I _ _ the calculator for a week .,2. Tom joined the Young Pioneer last month .,Tom _ _ a Young Pioneer for a month.,3. Its 10 oclock now .The meeting began at 8:30.,The meeting _ _ for one hour and a half.,have,had,has,been,has,lasted,4

17、. Mr. Li left just now .,Mr. Li _ just _ .,5. I came here in 2000.,I _ _ here_ 2000.,6. The cat died three days ago .,The cat _ _ _ for three days .,7. He borrowed the book last Friday.,He _ _ the book for several days .,8. Ken closed the window because of the heavy rain.,Ken _ _ the window _ it beg

18、an to rain.,has,gone,have,been,since,has,been,dead,has,kept,has,closed,since,REWRITE THE SENTENXES,1. I have already found one.（否定句） 2. Has the rain stopped yet?（肯、否定回答） 3. Have you rented the video yet?（同上） 4. She took a video off the shelf. （提問） 5. Peter went to the video shop alone.（同義句） Peter we

19、nt to the video shop _ _ .,by himself,No,I havent,what did she take off the shelf?,yes,it has / No,it hasnt,yes,I have / No,I havent,Choose the correct answers 1.Ken was _ trouble again. A.intoB.inC.atD.on 2.We congratulated him _ the good mark. A.forB.onC.inD.about 3.Listen carefully and reply _ my

20、 question. A./ B.onC.toD.of 4.Everyone was amazed _ the bad news. A.ofB.withC.at D.to 5.My schoolbag is quite different _ yours A.between B.fromC.inD.with 6.I _ you can get it.Its too high for you. A.dont thinkB.believe C.cant think,B,B,C,C,B,A,1.Theyve known each other since_. A.1995 B. three years

21、 2.Ive been interested in Chinese for_. A. last year B. one year 3. She has been a doctor for_. A. two years B.two years ago 4. Ive had a headache since_. A. I got up this morning B. five hours 5. Weve been here for_. A. one hour B. one oclock,A,A,B,A,B,6. My parents have owned this house for_. A. a

22、 long time B. many years ago 7. Theyve been in love since_. A. last spring B. three months 8. We have known each other since_. A. one year B. last year 9. -How long have you been like this? -Since_. A.last night B. two days 10.-How long has she worked here? -She has worked here for_. A. 1993 B. six

23、years,A,A,B,A,B,eat _ _ do_ _ buy_ _ come_ _ lose_ _ see _ _ finish_ _ clean_ _ fall_ _ cut _ _ turn _ _ go_ _,ate eaten,did done,bought bought,came come,lost lost,saw seen,finished finished,cleaned cleaned,fell fallen,cut cut,turned turned,went gone,Write the past and past participle forms of the v

24、erbs:,1.Give out the past form and past participle leave _ _ go _ _ do (does)_ _ make_ _ take _ _ have(has)_ _ get_ _ is(am)_ _ are_ _ feed_ _ 2.Give the proper form of each of the words. amaze(adj)_ selfish(opp.)_ tidy (adj) _ behave(n)_ strange(adv)_ tidy (syn.)_ congratulate(n)_ immediately(syn)_

25、 _,amazed,tidy,strangely,congratulation,at once right now/away,unselfish,behavior,clean,left left,went gone,did done,made maken/made,took taken,had had,got gotten/got,was been,were been,fed fed,Fill in the blanks with already or yet. “Where is Kate?” “Shes _left” 2.Its nearly 10 oclock. Has Anne wok

26、en up _? 3.They havent finished dinner _. 4.She has gone _. 5.I havent worn my new coat_. 6.-Could you do the washing up? -I have _ done it.,already,yet,yet,already,yet,already,GIVE THE PROPER FORM OF EACH OF THE WORDS,rain（形容詞） good （最高級） real（副詞） good（副詞） own（名詞） suggest（名詞） see（過去分詞） pay（過去分詞） so

27、n（同音詞） indoors（反義詞）,rainy best really well owner suggestion seen paid sun outdoors,Rewrite the sentences: Have you packed your suitcase?(作肯定和否 定回答） (already）_ (yet) _ 2. I booked my ticket last month. (對劃線部分提問),Yes ,I have already packed my suitcase.,No, I havent packed my suitcase yet.,When did you book your ticket?,不規(guī)則動(dòng)詞的過去式以及過去分詞巧記規(guī)律,AAA: put put put letlet let ABA: becomebecamebecome ABB: standstoodstood ABC: eat ateeaten,AAA,cost-cost-cost rea