新目標(biāo)英語(yǔ)初中語(yǔ)法：現(xiàn)在完成時(shí)態(tài)PPT優(yōu)秀課件

1、12 不同時(shí)間發(fā)生的動(dòng)作，不同時(shí)間發(fā)生的動(dòng)作， 動(dòng)詞要用不同形式。動(dòng)詞要用不同形式。31.v. 2.v+s/es（三單現(xiàn)）（三單現(xiàn)） am/is/are+v-ing1.will/shall+v.2.am/is/are going to +v.1.v-ed（規(guī)則動(dòng)詞）（規(guī)則動(dòng)詞）2.不規(guī)則動(dòng)詞不規(guī)則動(dòng)詞was/were+v-inghave/has been v-ing4 1.She works in a factory. 2.I was doing my homework at this time yesterday. 3.We are going to have a picnic this S

2、unday. 4.They held a sports meeting last week. 5.Are you helping your mother ？ 6.I have been sitting here for an hour.過去進(jìn)行時(shí)過去進(jìn)行時(shí)一般將來(lái)時(shí)一般將來(lái)時(shí)一般過去時(shí)一般過去時(shí)現(xiàn)在進(jìn)行現(xiàn)在進(jìn)行時(shí)時(shí)現(xiàn)在完成進(jìn)行時(shí)現(xiàn)在完成進(jìn)行時(shí)51.過去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果。過去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果。和和already，never,ever,just,before,yet等狀語(yǔ)等狀語(yǔ)連用。連用。2.過去已經(jīng)開始，持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)，過去已經(jīng)開始，持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)

3、，常與常與for或或since引起的一段時(shí)間狀語(yǔ)連用。引起的一段時(shí)間狀語(yǔ)連用。動(dòng)詞構(gòu)成：動(dòng)詞構(gòu)成：have/has+v過去分詞過去分詞have breakfastI have just had my breakfast.(現(xiàn)在我不餓現(xiàn)在我不餓)Im not hungry nowmoved herein 2004I still live hereI have lived here for three years.I have lived here since 2004/three years ago. nowpast6 現(xiàn)在完成時(shí)動(dòng)詞構(gòu)成現(xiàn)在完成時(shí)動(dòng)詞構(gòu)成 have /has+v 過去分詞過去分

4、詞 助動(dòng)詞助動(dòng)詞否定否定haventhasnt疑問疑問Have you?Has he?7. ( English =Chinese)finish,homeworkI have finished my homework.He finished his homework.haventHas heYes,he has.No ,he hasnt.1.翻譯這兩句話；翻譯這兩句話；2.第一句變成否定句；第一句變成否定句；3.第二句變成一般疑問句并回答。第二句變成一般疑問句并回答。？8have(has)been和和 have(has)gone 的區(qū)別的區(qū)別Where has he been?Where has

5、 he gone?have(has)been:表示曾經(jīng)到過某地，表示曾經(jīng)到過某地，人現(xiàn)在不在某地。人現(xiàn)在不在某地。have(has)gone：表示已經(jīng)去過某地了，表示已經(jīng)去過某地了，人現(xiàn)在在去某地的路上或人現(xiàn)在在去某地的路上或已經(jīng)在某地了。已經(jīng)在某地了。翻譯：翻譯：他去哪兒的？（他已經(jīng)回來(lái)了）他去哪兒的？（他已經(jīng)回來(lái)了）他去哪兒了？（他不在這里）他去哪兒了？（他不在這里）練：練：She has been to Shanghai.She has gone to Shanghai.9她成為一名護(hù)士已經(jīng)三年了。我五年前就認(rèn)識(shí)李雷了。那些相片我已經(jīng)寄給他了。（post）我來(lái)到這個(gè)學(xué)校后，他就一直教我。

6、我剛丟了我的歷史書。She has been a nurse for three years.I have known Lilei since five years ago. I have already posted the photos to him.He has taught me since I came to the school.I have just lost my history book.know, knew ,knownteach,taught,taughtlose,lost,lostChinese=English10Pay attention 注意注意1.現(xiàn)在完成時(shí)句中常

7、見的時(shí)間狀語(yǔ)現(xiàn)在完成時(shí)句中常見的時(shí)間狀語(yǔ)A.表示從過去一直持續(xù)到現(xiàn)在表示從過去一直持續(xù)到現(xiàn)在,不能是具體過去時(shí)間不能是具體過去時(shí)間 ( 1).for+表示表示一段一段時(shí)間的短語(yǔ)時(shí)間的短語(yǔ) ( 2).since+表示表示過去時(shí)間點(diǎn)過去時(shí)間點(diǎn)的詞語(yǔ)的詞語(yǔ) ( 3).since+表示過去時(shí)間的時(shí)間狀語(yǔ)表示過去時(shí)間的時(shí)間狀語(yǔ)從句從句eg.I have been a teacher _ a year. He has been at this school _ 1992. We have learned 1,000 English words _ we came to this school.forsin

8、cesince B.just,already,yet,before/ ever,never 有此類副詞時(shí)有此類副詞時(shí),常強(qiáng)調(diào)動(dòng)作完成常強(qiáng)調(diào)動(dòng)作完成,不強(qiáng)調(diào)動(dòng)作的持續(xù)不強(qiáng)調(diào)動(dòng)作的持續(xù). eg.Have you _been to Japan? I have _ finished my homework. I have finished my homework _. I havent finished my homework _.everjustalreadyyet112.區(qū)分區(qū)分短暫性動(dòng)詞短暫性動(dòng)詞與與持續(xù)性動(dòng)詞持續(xù)性動(dòng)詞. 表示短暫性表示短暫性(瞬間性瞬間性)的動(dòng)詞在現(xiàn)在完成時(shí)的句中的動(dòng)詞在現(xiàn)在

9、完成時(shí)的句中不能不能和和一段時(shí)間一段時(shí)間連用連用.短暫性的動(dòng)詞如：短暫性的動(dòng)詞如：come，go，join，leave，buy等，在完成時(shí)態(tài)中不能與等，在完成時(shí)態(tài)中不能與for,since短語(yǔ)或短語(yǔ)或How long等引起的時(shí)間狀語(yǔ)連用。等引起的時(shí)間狀語(yǔ)連用。I have bought this pen for two months.I have had this pen for two months.How long have you _ this pen.hadThe teacher has left.The teacher has been away for half an hour .

10、(be away)12改錯(cuò)改錯(cuò) How long have you become a league member？ For more than one year. Have you arrived here since last night? Yes，youre right. He has gone to Shanghai twice. How long have been at this school? Since two years.beenbeenbeenagoFor 13改寫句子改寫句子Homework：改寫句子改寫句子1.My father came back from the bookshop just now. My father _ just _ _ the book shop.2.He began to learn Chinese in 2001. He _ _ Chinese since 2001.3.The film began two minutes ago. The film _ _ _ since two minutes ago.4.He has had the motorbike for two years. Its two years _he _ the motorbike. He _ the motorb