初中语法-现在完成时课件复习过程.ppt

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1、初中语法初中语法-现在完成时课现在完成时课件件上一页下一页主菜单同学们好！今天我们介绍的英语语法知识是时态中的现在完成时。现在完成时是中考考纲要求的五种基本时态之一，要求同学们必须掌握并熟练运用。这种时态的动词变化，基本用法，时间状语，特殊结构等要点与其他四种时态相比要有一定的难度，希望同学们重视并且能够从下面的介绍中获得帮助。present(now)futurepast 现在完成时现在完成时(present perfect tense)do my homework 现在完成时现在完成时 主菜单上一页下一页现在完成时的构成现在完成时的构成现在完成时的主要用法现在完成时的主要用法现在完成时的时间

2、状语现在完成时的时间状语短暂性动词与时间段的关系短暂性动词与时间段的关系have been 与与have gone 比较比较与一般过去时的用法比较与一般过去时的用法比较 现在完成时的构成现在完成时的构成现在完成时的构成现在完成时的构成主菜单上一页下一页have(hashave(has）+过去分词过去分词过去分词的构成过去分词的构成上一页下一页 Typeoriginal p.t p.pcutcutcuthit(撞击撞击)hithitcostcostcosthurthurthurtPut(放放)putputreadreadreadAAA主菜单meetmetmetkeepkeptkeptmakema

3、demadebringbroughtbroughtbuyboughtboughtthinkthoughtthoughtteachtaughttaughttelltoldtoldlendlentlentspendspentspentfindfoundfoundhearheardheardbuildbuiltbuiltABBbeginbeganbegunsingsangsungdrinkdrankdrunkswimswamswumspeakspokespokenchoosechosechosenknowknewknownforgetforgotforgottenbreakbrokebrokendr

4、ivedrovedrivengivegavegiveneatateeatenwritewrotewrittenABCseesawseengowentgonetaketooktakenrideroderiddenwakewokewakengrowgrewgrowndrawdrewdrawnhidehidhiddenABC写出下列动词的过去式及过去分词。1 leave-_-_2 catch-_-_3 tell-_-_4 stand-_-_5 get-_-_6 hurt-_-_7 put-_-_8 come-_-_9 run-_-_10 begin-_-_11 swim-_-_12 draw-_-_

5、13 know-_-_14 do-_-_15 go-_-_16 give-_-_17 see-_-_18 drive-_-_19 take-_-_20 be-_-_21 eat-_-_22 write-_-_23 speak-_-_24 steal-_-_25 tear-_-_ left left caught caught told told stood stood got got hurt hurt put put came come ran run began begun swam swum drew drawn knew known did done went gone gave gi

6、ven saw seen drove driven took taken was,were been ate eaten wrote written spoke spoken stole stolen tore tornPlease remember them.Please remember them.抄写动词以及过去式和过去分词。1.be-e 3.go-4.do 5.have-6.drink 7.give-8.eat 9.know-10.make 11.run-12.say 13.see-14.find 15.draw-16.get 17.hear-18.begin 19.buy-20.le

7、avewas/were-beencame-comewent-gonedid-donehad-haddrank-drunkgave-givenate-eatenknew-knownmade-maderan-runsaid-saidsaw-seenfound-founddrew-drawngot-gotheard-heardbegan-begunbought-boughtleft-left写出下列动词的过去式及过去分词写出下列动词的过去式及过去分词1 become_-_2 break_-_3 bring _-_4 build_-_5 bite_-_6 catch_-_7 choose_-_8 cu

8、t_-_9 fall_-_10 fly_-_11 forget_-_12 grow_-_13 hit_-_14 hurt_-_15 keep_-_16 lend_-_17 lose_-_18 meet_-_19 put_-_20read_-_21 ring_-_became becomebroke brokenbrought broughtbuilt builtbit bitcaught caughtchose chosencut cutfell fallenflew flownforgot forgottengrew grownhit hithurt hurtkept keptlent le

9、ntlost lostmet metput putread readrang rung现在完成时的基本句型：现在完成时的基本句型：现在完成时的基本句型：现在完成时的基本句型：肯定式：肯定式：主语+助动词have/has+动词的过去分词.疑问式：疑问式：助动词Have/Has+主语+动词的过去分词?否定式否定式:主语+助动词have/has+not+动词的过去分词.例句：例句：例句：例句：1.I have cleaned my room.我已打扫了房间。2.He hasnt finished his homework.他还没完成作业。3.Have you read this novel?你看过这

10、本小说吗？Yes,I have.是的，看过了。No,I havent.不，没看过。4.We have studied English for two years.我们已经学了两年英语了。5.They havent seen each other since 1998.自从1998年他们就没再见过面。现在完成时的主要用法现在完成时的主要用法上一页下一页-Its so dark.-Its so dark.-Someone has turned off the light.-Someone has turned off the light.(有人刚把灯关了有人刚把灯关了,对现在造成的结果是对现在造成

11、的结果是:现在很黑现在很黑)-Are you free?-I have finished my homework.I am free-I have finished my homework.I am free(我已我已经经完成了家庭作完成了家庭作业业,对现在造成的结果是很有空对现在造成的结果是很有空)主菜单1.1.表示过去发生的某一动作对现在造成的影响或结果。表示过去发生的某一动作对现在造成的影响或结果。上一页下一页I have learnt English for more than I have learnt English for more than ten years.ten year

12、s.我已经学了我已经学了10多年的英语。多年的英语。(从从10年前开始年前开始,持续到现在还在学持续到现在还在学)She has swum since half an hour ago.我已经游泳了半个小时我已经游泳了半个小时(半个小时前已经开始游泳半个小时前已经开始游泳,到现在还在游到现在还在游)现在完成时的主要用法现在完成时的主要用法主菜单2.2.表示表示过去过去已经开始已经开始,持续到持续到现在的动作或状态现在的动作或状态,可以和表示可以和表示从过去某一时刻延续到现在的一段时间的状语连用从过去某一时刻延续到现在的一段时间的状语连用.表示持表示持续动作或状态的词应是延续性动词续动作或状态的

13、词应是延续性动词.常与常与since+since+过去的时间过去的时间点，点，for+for+一段时间，一段时间，so far so far 等时间状语连用。等时间状语连用。3.3.表示人曾有过或到目前为止从表示人曾有过或到目前为止从未有过的未有过的经历经历.上一页下一页I haveI have ever ever beenbeen to the Summer Palace?to the Summer Palace?(我曾去过颐和园我曾去过颐和园)I I havehave never never had had a car.a car.(我从未有过汽车。我从未有过汽车。)现在完成时的主要用法现

14、在完成时的主要用法主菜单3 3表示人曾有过或到目前为止从未有过的表示人曾有过或到目前为止从未有过的经历经历.现在完成时的主要用法现在完成时的主要用法1.1.表示过去发生的某一动作对现在造成的影响或结果。表示过去发生的某一动作对现在造成的影响或结果。2.2.表示表示过去过去已经开始已经开始,持续到持续到现在的动作或状态现在的动作或状态,现在完成时的现在完成时的时间状语时间状语常与常与already,already,never,never,ever,ever,just,just,yet,yet,before,before,up to now,up to now,so far,so far,for

15、the last few weeksfor the last few weeks these days,these days,since since for a long timefor a long time 连用连用上一页下一页主菜单a）already 往往用于肯定句，用在疑问句时表示强往往用于肯定句，用在疑问句时表示强 调或加强语气；调或加强语气；yet 用于否定句和疑问句。用于否定句和疑问句。He has already left here.他已经离开这里了。Has he already left here?他（真的）已经离开这里了吗？（表示加强语气）My teachers haven

16、t had breakfast yet.我的老师们还没有吃早饭。Have you written to your parents yet?你已经给你父母写过信了吗？b）never 是否定词，表示是否定词，表示“从来没有从来没有”，而，而ever 表表示示“曾经曾经”We have never been to the Great Wall.我们从来没有去过长城。Have you ever been to Canada?你们曾经去过加拿大吗？c）just表示表示“刚刚刚刚”（用于完成时态时，与（用于完成时态时，与already，never 等副词的位置一样，多用在助动词等副词的位置一样，多用在助动

17、词have/has和动词过去分词之间）和动词过去分词之间）He has just come back.他刚刚回来。They have just finished the work.他们刚刚完成那项工作。d）before 用于完成时，而用于完成时，而ago 用于过去时用于过去时He has started his work ten years before.他十年前就已经开始他的工作了。He started his work ten years ago.他是十年前开始他的工作的。常用于现在完成时的时间副词常用于现在完成时的时间副词,介词介词:already(已经):用于肯定句I have alr

18、eady posted the letter.yet(已经):用于否定句,疑问句 He hasnt done his homework yet.just(刚刚)They have just left.ever(曾经)Have you ever been to Beijing?never(从不)I have never seen him.before(以前)Have you seen the film before?since(自从以来)Ive worked in the school since 1999.for(长达)Hes lived in Shenzhen for 6 years.in

19、the past several days/weeks/years(在过去的)recently(最近)I have not written to my parents recently.so far(到目前为止)So far she has learned 5 English songs.up to now(到目前为止)this morning/month/year(今天早上/这个月/今年)Mother:John,clean your teeth please.John:Mum,I have have alreadyalready(已经已经已经已经)cleaned)cleaned b your

20、 hair -have combed it wash your hands-have washed them study for English test-have studied for it tell me the truth-have told you everything visit your grandpa-have visited him listen to the English tape-have listened to itMother:John,clean your teeth please.John:Mum,I have already cleaned them.Fath

21、er:Tell your sister to buy some milk,John.John:Oh,she has just(刚刚刚刚)bought some.Father:Tell your sister to buy some milk,John.John:Oh,she has just bought some.carry some water for the old man-has carried some boil some water-has boiled some make some coffee-has made some call Mr.Smith-has called him

22、 mend the shirt-has mended it dry her hair-has dried hers短暂性短暂性动词与时间段的关系动词与时间段的关系 短暂性动词在肯定句、疑问句中短暂性动词在肯定句、疑问句中不能与时不能与时间段连用间段连用，这些动词是：，这些动词是：become,become,begin,begin,buy,buy,borrow,borrow,come(go,arrive),come(go,arrive),die,die,finish,finish,join,join,leave leave,等。等。上一页下一页为了表述这种意思为了表述这种意思,我们常用相应的我们

23、常用相应的延延续性动词续性动词 来代替短暂性动词。来代替短暂性动词。主菜单 become become be be,begin,begin havehave,borrow borrow keepkeep,buy ,buy havehave,come(go,arrive,get)come(go,arrive,get)be here/there/inbe here/there/in，die die be be deaddead,finish,finish be overbe over,join join be in be in（be a member of be a member of ）leav

24、eleave be away(from),be away(from),下一页上一页主菜单 但在否定句中，短暂性动词可以但在否定句中，短暂性动词可以与时间段连用。与时间段连用。如：如：I havenI havent bought the bike for a t bought the bike for a year.year.我买这辆自行车还不到一年。我买这辆自行车还不到一年。She hasnShe hasnt come here for an hour.t come here for an hour.她来这儿还没有一个小时。她来这儿还没有一个小时。上一页下一页主菜单 翻翻 译译 练练 习：习：

25、1.1.我买了这块手表五年了。我买了这块手表五年了。2.2.这位老人已经死了十年了。这位老人已经死了十年了。I I have boughthave bought this watch for five years.this watch for five years.I I have hadhave had this watch this watch forfor five years/five years/sincesince 5 years 5 years ago.ago.The old man The old man has diedhas died for ten years.for t

26、en years.The old man The old man has been deadhas been dead for ten for ten years/since 10 years/since 10 years ago.years ago.WW下一页上一页主菜单 3.3.他已经回来三天了。他已经回来三天了。4.4.自从六点钟他就来这儿了。自从六点钟他就来这儿了。5.5.我离开家乡已十年了。我离开家乡已十年了。He He has come backhas come back for 3 days.for 3 days.He He has been backhas been back

27、forfor 3 days/3 days/sincesince 3 3 days days agoago.He He has come herehas come here since 6 oclock.since 6 oclock.He He has been herehas been here since 6 oclock.since 6 oclock.I I have lefthave left hometown for 10 years.hometown for 10 years.I I have been away fromhave been away from hometown fo

28、r 10 hometown for 10 years.years.WWW下一页上一页主菜单have been 与have gone 的用法比较 have been to 意思是意思是“到过，去过到过，去过”，表示表示曾经到过某处曾经到过某处，但现在人不在那儿。，但现在人不在那儿。have gone to 意思是意思是“去了去了”，表示，表示已已经去了经去了某地，现在人可能在去的途中或某地，现在人可能在去的途中或已在那儿了。已在那儿了。have been in 意思是意思是“呆在某处一段时呆在某处一段时间了间了”上一页下一页主菜单 Has she ever been to Nanjing?Has

29、 she ever been to Nanjing?她曾去过南京吗？她曾去过南京吗？You have never been there,have You have never been there,have you?you?你以前从未去过那儿，是吗？你以前从未去过那儿，是吗？I have been to Guiling,I went there I have been to Guiling,I went there last year.last year.我去过桂林，我去年去的。我去过桂林，我去年去的。She has gone to Nanjing.She has gone to Nanjin

30、g.她已经去南京了。她已经去南京了。上一页下一页主菜单用have/has been to,have/has gone to填空：1.Where is your brother?He _ the shop.Hell be back soon.2._ you ever _ to America?Yes,I _ New York twice.3.Here you are at last!Where _ you _?I _ London.4.David _ Australia.Im sure hes already arrived.5.Is Benny here?No,he _ the school

31、library.He left five minutes ago.has gone toHave been tohave been tohave beenhave been tohas gone tohas gone to 与一般过去时的用法比较与一般过去时的用法比较一一.现在完成时和一般过去时都是说过现在完成时和一般过去时都是说过去的事情，去的事情，但现在完成时注意的不但现在完成时注意的不是事情本身，而是强调事情与现在是事情本身，而是强调事情与现在保持的某种密切联系（如现在的结保持的某种密切联系（如现在的结果，影响果，影响,一直延续到现在等）一直延续到现在等）;而一而一般过去时，则只般过去时

32、，则只讲述讲述发生在过去的发生在过去的动作和事情动作和事情与现在没有关系与现在没有关系。上一页下一页主菜单eg：He has bought an English-Chinese dictionary.他已经买了一本英汉字典。他已经买了一本英汉字典。He bought an English-Chinese dictionary.他曾买过一本英汉字典。他曾买过一本英汉字典。上一页下一页 第一句用现在完成时时态，想表达意为：第一句用现在完成时时态，想表达意为：“He He bought an English-Chinese dictionary.And bought an English-Chine

33、se dictionary.And he still has ithe still has it”“过去他买了一本英汉字典，过去他买了一本英汉字典，现在他还有这本字典现在他还有这本字典”。第二句用过去时只叙述过去他买过一本英汉字第二句用过去时只叙述过去他买过一本英汉字典这一事实，至于现在他是否有这本字典并未强典这一事实，至于现在他是否有这本字典并未强 调说明。调说明。主菜单二当有一个表示二当有一个表示过去某一特定时间过去某一特定时间的状语时，不用现在完成时，而用一的状语时，不用现在完成时，而用一般过去时般过去时:上一页下一页eg:I saw the film on television yes

34、terday.但但since(since(自自以以来来)+)+某某一一过过去去时时间间或或叙叙述述过过去去事事情情的的从从句句总总是是与与现现在在完完成成时时连用。连用。eg：They have known each other since 1950.Since he was a child,he has lived in England.主菜单三常与一般过去时连用的典型的三常与一般过去时连用的典型的 表示过去时间的状语表示过去时间的状语:上一页下一页yesterday(yesterday(昨天昨天),the day before yesterday(),the day before yest

35、erday(前天前天),),just now(just now(刚才刚才)，时间时间+ago,+ago,last+last+时间时间 等等;eg:The plane took off ten minutes ago.We finished our task last week.主菜单上一页主菜单动动 词词 填填 空：空：1._ you _(clean)the room?1._ you _(clean)the room?Yes,we _(do)that Yes,we _(do)that alreadyalready.When _ you _(do)it?When _ you _(do)it?We

36、 _(do)it We _(do)it an hour agoan hour ago.2._ he _(see)this film 2._ he _(see)this film yetyet?Yes.?Yes.When _ he _(see)it?When _ he _(see)it?He _ it He _ it last weeklast week.3.How many times _you_(be)there?3.How many times _you_(be)there?Havecleanedhave donediddodidHasseendidseesawhavebeen下一页上一页

37、主菜单4.I _(read)the novel twice.Its interesting.5.She _(go)to Pairs,hasnt she?Yes.How _ she _(go)there?She _(go)there by air.6.So far,many countries _(develop)their software programs.7.Mr Chen _(give)up smoking last year.8.Mr Chen _(give)up smoking since last year.have readhas gonedidgowenthave develo

38、pedgavehas given下一页上一页主菜单选用选用 for和和 since填空填空:1.We havent seen each other _ 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

39、 time.forsinceforsinceforsince下一页上一页主菜单用用Have been to,have gone to,have been in 填空填空1.1.Mike and his parents _ the north Mike and his parents _ the north for half a year.for half a year.2.2.Mum is not at home now.she _ the Mum is not at home now.she _ the shop.shop.3.3._ you ever _ to kunming?Never.

40、_ you ever _ to kunming?Never.4.4.Where _ you _ these days?Where _ you _ these days?5.5.Has Jim arrived yet?Has Jim arrived yet?Yes,he _ here for several days.Yes,he _ here for several days.6.6.Where is Peter?I dont know where he Where is Peter?I dont know where he _._.7.7.Hi Jim!Where _ you _?Li Le

41、i Hi Jim!Where _ you _?Li Lei is looking for you.is looking for you.have been inhas gone tohave beenHave beenhas been has gonehave been下一页上一页主菜单改改 错错1.How long have you begun to study English?2.I have borrowed this book for two weeks.3.The river has become very dirty since last August.4.Our manager

42、is away today.He has been to Guangzhou on business.5.He has gone out for two years.studiedkeptbeengonebeen下一页上一页主菜单1.The house is dirty.We _it for weeks.A didnt clean B hadnt cleaned C dont clean D havent cleaned2.-_the sports meeting might be put off.-Yes,it all depends on the weather.A Ive been to

43、ld B Ive told C Im told D I told3.-Im sorry to keep you waiting.-Oh,not at all.I _here only a few minutes.A have been B had been C was D will be4.You dont need to describe her.I _ her several times.A.had met B have met C met D meet 5.-Will you go to Beijing for vacation?-I _ to go,but I dont know if

44、 I can go.A was planning B have planned C had been planning D have been planning6.-When will they leave?-They _very soon.A do leave B are leaving C have left D leave7-Was he studying for an exam?-Yes,hes _ it last week.A doing B to take C making D to give8.The teacher told the pupils that the earth

45、_ round.A is B would C was D were9.She _ such an interesting book before.A was never reading B will never read C had never read D has never read 10.How long do you think the meeting _ A is lasting B is lasted C will last D lasts、翻译下列句子：、翻译下列句子：1.你曾经吃过鱼和薯条吗？你曾经吃过鱼和薯条吗？2.我刚刚丢了我的语文书。我刚刚丢了我的语文书。3.我以前从来没

46、去过那个公园。我以前从来没去过那个公园。4.他已经吃过午饭了。他已经吃过午饭了。5.你已经看过这部电影了吗？你已经看过这部电影了吗？6.我哥哥还没回来。我哥哥还没回来。7.我自从上星期看过这部电影。我自从上星期看过这部电影。8.自从自从1992年他住在这里。年他住在这里。9.这本字典我已买了三年了。这本字典我已买了三年了。10.他离开中国三年了他离开中国三年了 1.Have you eatten fish and french frise?2.I have lost my Chinese book.3 I have never been to that park.4.He has already had lunch.5 Have you seen this movie yet?6 My brother has not returned.7 I have seen this movie since last week.8 He has lived here since 1992.9 I have had this dictionary for three years.10 He has been away China for three years.Thank you!Good bye!结束结束