现在完成时讲解ppt课件

致同学漫漫长的假期的假期过后，同学后，同学们的的差距会拉大。差距会拉大。致同学漫长的假期过后，同学们的差距会拉大。上一页主菜单下一页上一页主菜单下一页真真题题再再现现：I have never been to Beijing for the summer holidays,and _ he.A.so has B.neither has C.so have D.neither have真真题题再再现现：-She _ ten years ago-You mean she _ him for ten years？（？（）A.married；has got married to B.got married；has got married with C.got married；has been married with D.got married；has been married to真题再现：I have never been to Beij现在完成在完成时现在完成在完成时的的结构构现在完成在完成时的使用的使用场景景现在完成在完成时的的时间状状语短短暂性性性性动词与延与延续性性动词与一般与一般过去去时的用法比的用法比较上一页主菜单下一页现在完成时现在完成时的结构现在完成时的使用场景现在完成时的时一，一，现在完成在完成时的的结构构have(has）+过去分去分词上一页主菜单下一页一，现在完成时的结构have(has）+过去分词上一页一，一，现在完成在完成时的的结构构现在完成时现在完成时(present perfect tense)pastpresent(now)futuredo my homework 一，现在完成时的结构现在完成时(present perfe一，一，现在完成在完成时的的结构构句式句式肯定句肯定句否定句否定句结构结构主语+heve/has+过去分词例句例句I have done my homework.疑问句疑问句主语+I have not done my have/has+not+过homework.去分词.Have/Has+主语+Have you done your 过去分词?homework？一，现在完成时的结构句式肯定句否定句结构主语+heve/h二，二，现在完成在完成时的使用的使用场景景场景一景一.表示表示过去去发生的某一生的某一动作作对现在造成的在造成的影响或影响或结果。常与果。常与already(已已经)，just(刚刚)，yet(然而，然而，还)，ever(曾曾经)，never(从不从不)，so far(到目前到目前为止止)，up till now(到目前到目前为止止)等等连用。用。She has already finished the work.她已经完成了工作。上一页主菜单下一页二，现在完成时的使用场景场景一.表示过去发生的某一动作对现在二，二，现在完成在完成时的使用的使用场景景场景二景二.表示表示动作从作从过去已去已经开始开始,持持续到到现在，并有可能在，并有可能继续下去。常与下去。常与since+过去的去的时间点，点，for+一段一段时间，so far 等等连用。用。I have learnt English for more than ten years.我已经学了10多年的英语。(从10年前开始,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(半个小时前已经开始游泳,到现在还在游)上一页主菜单下一页二，现在完成时的使用场景场景二.表示动作从过去已经开始,持二，二，现在完成在完成时的使用的使用场景景场景三景三.表示曾有表示曾有过或从未有或从未有过的的经历。have been to 去了已回去了已回have gone to 去了未回去了未回have been in 待在某地（多长时间）待在某地（多长时间）I have ever been to the Summer Palace?(我曾去过颐和园)She has gone to Jinan.她已经去了济南。她已经去了济南。上一页主菜单下一页二，现在完成时的使用场景场景三.表示曾有过或从未有过的经历。1.2.3.4.5.6.7.上一页用用Have been to,have gone to,have been in 填空填空have been inMike and his parents _ the north for half a year.has gone toMum is not at home now.she _ the shop.Have been_ you ever _ to kunming?Never.Where _ you _ these days?have beenHas Jim arrived yet?has been Yes,he _ here for several days.Where is Peter?I dont know where he has gone_.have beenHi Jim!Where _ you _?Li Lei is looking for you.主菜单下一页1.2.3.4.5.6.7.上一页用Have been to三，三，现在完成在完成时的的时间状状语常与常与already,never,ever,just,yet,before,up to now,so far,for the last few weeksthese days,since for a long time 连用连用上一页主菜单下一页三，现在完成时的时间状语常与already,三，三，现在完成在完成时的的时间状状语1）already 已经，句中，往往用于肯定句，用在疑问句时表示强调或加强语气；?He has alreadyleft here.他已经离开这里了。?Has he alreadyleft here?他（真的）已经离开这里了吗？（表示加强语气）三，现在完成时的时间状语1）already 已经，句中，往往三，三，现在完成在完成时的的时间状状语2.）yet在现在完成时中在现在完成时中用于否定句和疑问句。否定句否定句:句末句末“还还(没没)”疑问句疑问句:句末句末“己经己经”Eg.I havent had breakfast yet.Haveyouhadbreakfastyet?三，现在完成时的时间状语2.）yet在现在完成时中用于否定句三，三，现在完成在完成时的的时间状状语3）never 是否定词，表示“从来没有”，而ever 表示“曾经”，just“刚刚”。他们都位于have/has 后。?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？?He hasjust come back.他刚刚回来。三，现在完成时的时间状语3）never 是否定词，表示“从来三，三，现在完成在完成时的的时间状状语1，Have you _ been to Beijing.你你曾经去过北京吗？曾经去过北京吗？2，I have _ read the book.我已经读我已经读了这本书。了这本书。3，Have you found the rule _?你你已经找到这个规则了吗？已经找到这个规则了吗？4，I have _ come back.我刚刚回我刚刚回来。来。5，He has _ been to Jinan.他从来他从来没去过济南。没去过济南。三，现在完成时的时间状语1，Have you _三，三，现在完成在完成时的的时间状状语4）for+时间段?I have been here for 5 weeks.我在这儿我在这儿5年了。年了。?Hes studied English for 3 years.我学英我学英语语3年了。年了。三，现在完成时的时间状语4）for+时间段?I have b三，三，现在完成在完成时的的时间状状语5）since+过去的时间点（过去时的从句、一段时间+ago）?I have been here 就在这儿。就在这儿。.我从我从2000年年?I have been here 5年前开始在这儿。年前开始在这儿。.我从我从?I have been here 自从自从2000年我毕业，我就在这儿。年我毕业，我就在这儿。三，现在完成时的时间状语5）since+过去的时间点（过去时三，三，现在完成在完成时的的时间状状语注1):since 也可单独使用,表示“自那时起”;另外since前也可加上ever,以加强语气.Eg.I have been here(ever)since.I have been here(ever)since Igraduated in 2000.三，现在完成时的时间状语注1):since也可单独使用,表示三，三，现在完成在完成时的的时间状状语注2):对for或since引导的时间状语提问 必须用how long,决不能用when.Eg.I have lived here for 10 years.How long have you lived here?She has stood here since 2 hour ago.How long has she stood here?三，现在完成时的时间状语注2):对for或since引导的时选用选用for和和since填空填空:for1.We havent seen each other _ a long time.since2.His father has been in the Party _ 10 years ago.for3.The film has been on _ 20 minutes.since4.Mr Green has worked here _ he came to China.for5.His grandparents have been dead _ several years.since6.Its five years _ we met last time.上一页下一页选用for和since填空:for1.We havent 三，三，现现在完成在完成时时的的时间时间状状语语三，现在完成时的时间状语三，三，现在完成在完成时的的时间状状语判断：（判断：（1）这本书我已经买了）这本书我已经买了3年了。年了。Ive bought the book for three years.Ive had the book for three years.(2)I havent bought the bike for a year.我我买这辆自行自行车还不到一年。不到一年。I have bought the bike for a year.我我买这辆自行自行车一年了。一年了。三，现在完成时的时间状语判断：（1）这本书我已经买了3年了。四，短暂性动词与延续动词四，短暂性动词与延续动词四，短四，短暂性性动词与延与延续性性动词短短暂性性动词表示短表示短暂的的动作。在肯定句、作。在肯定句、疑疑问句中不能与句中不能与时间段段连用，用，这些些动词有有come,go,beging,start,die,buy,borrow,sell 等。等。延延续性性动词表示能表示能够延延续的的动作。如：作。如：learn，work，stand,read,sleep，stay 等。等。延延续性性动词可以与表示可以与表示时间段的状段的状语“等等连用。用。四，短暂性动词与延续性动词短暂性动词表示短暂的动作。在肯定句四，短四，短暂性性动词与延与延续性性动词判断：判断：这家商店开门这家商店开门6个小时个小时The shop has open for 6 hours.The shop has been open for 6 hours.四，短暂性动词与延续性动词判断：这家商店开门6个小时The 四，短四，短暂性性动词与延与延续性性动词短暂性动词的转化为延续性动词短暂性动词的转化为延续性动词1，第一招，第一招 变成持续动词变成持续动词如：如：borrow-keep.2，第二招，第二招 变成系表结构变成系表结构如：如：finish-be over.四，短暂性动词与延续性动词短暂性动词的转化为延续性动词1，第第一招第一招 变成持续动词变成持续动词转成持续不用愁。转成持续不用愁。买来、得到变拥有，买来、得到变拥有，(buy/get/receive/get/receivehave)借入一定变保留。借入一定变保留。(borrow(borrow keep)keep)穿上变穿着，穿上变穿着，(put on wear)感冒感冒have a coldhave a cold。(get/catch a cold have a cold)开始做某事，开始做某事，toto后动词持续的。后动词持续的。(come to(come to knowknow know know，start/begin to study study)study)到达变停留，也可到达变停留，也可be inbe in、be at。(reach/arrive in,at/get to(reach/arrive in,at/get to be in/at)be in/at)第一招变成持续动词转成持续不用愁。买来、得到变拥有，(buy第二招第二招 变成系表结构变成系表结构系表结构来解忧，系表结构来解忧，be be 代代become,get，fall和和go。（系动词（系动词become,get,become,get,fall,gofall,go系动词系动词be be fall ill be ill,go(get)out be out,fall asleep be asleep,get upbe up,）bebe后名、介、副和形，后名、介、副和形，（bebe加名词、介词短语、副词、加名词、介词短语、副词、形容词构成系表结构）形容词构成系表结构）一切轻松能搞定。一切轻松能搞定。去在那，来在这，回来回去去在那，来在这，回来回去 be backbe back。(go(go be there be there come come be here come/go back be here come/go back be back)be back)离开离开be awaybe away，结束，结束be over，开始在进行。，开始在进行。(leave(leave be away end/finish be away end/finish be over start/beginbe over start/begin be be on)on)加入是成员，或在组织中。加入是成员，或在组织中。(join(join be in+be in+组织组织 joinbe a member of+be a member of+组织组织)开办开办be openbe open（openopen be openbe open）死去死去be deadbe dead（diedie be dead be dead）第二招变成系表结构系表结构来解忧，be 代become,g四，短四，短暂性性动词与延与延续性性动词判断正误判断正误：1.我我买了了这块手表五年了。手表五年了。I have boughtthis watch for five years.WI have had this watch for five years/since 5 years ago.2.这位老人已位老人已经死了十年了。死了十年了。The old man has diedfor ten years.WThe old man has been deadfor ten years/since 10 years ago.上一页主菜单下一页四，短暂性动词与延续性动词判断正误：1.我买了这块手表五年了四，短四，短暂性性动词与延与延续性性动词3.他已他已经回来三天了。回来三天了。He has come backfor 3 days.WHe has been backfor 3 days/since 3 days ago.4.自从六点自从六点钟他就来他就来这儿了。儿了。He has come here since 6 oclock.WHe has been here since 6 oclock.5.我离开家我离开家乡已十年了。已十年了。I have left hometown for 10 years.WI have been away from hometown for 10 years.四，短暂性动词与延续性动词3.他已经回来三天了。He has四，短四，短暂性性动词与延与延续性性动词链接：1，Our English teacher is very nice.We _ friends since three years ago.A.were B.become C.have been D.has made2,She _ this book for nearly three weeks.A.has borrowed B.has lent C.has bought D.has kept四，短暂性动词与延续性动词链接：1，Our English 五，与一般五，与一般过去去时的用法比的用法比较一，是否与一，是否与现在有密切在有密切联系系现在完成在完成时和一般和一般过去去时都是都是说过去去的事情，的事情，但但现在完成在完成时强调事情与事情与现在保持的某种密切在保持的某种密切联系（如系（如现在在的的结果，影响果，影响,一直延一直延续到到现在等）在等）;而一般而一般过去去时，则只只讲述述发生在生在过去的去的动作和事情作和事情与与现在没有关系在没有关系。上一页主菜单下一页五，与一般过去时的用法比较一，是否与现在有密切联系现在完成时二，二，时间状状语不同不同常与一般常与一般过去去时连用的典型的用的典型的表示表示过去去时间的状的状语:yesterday(昨天昨天),the day before yesterday(前天前天),just now(刚才才)，时间+ago,last+时间 等等;eg:The plane took off ten minutes ago.Wefinishedourtasklastweek.上一页主菜单下一页二，时间状语不同常与一般过去时连用的典型的表示过去时间的状语当有一个表示当有一个表示过去某一特定去某一特定时间的状的状语时，不用，不用现在完成在完成时，而用一般，而用一般过去去时:eg:I saw the film on television yesterday.但但since(自以来)+某一某一过去去时间或叙或叙述述过去事情的从句去事情的从句总是与是与现在完成在完成时连用。用。eg：Theyhaveknowneachothersince1950.Since he was a child,he has lived in England.上一页主菜单下一页当有一个表示过去某一特定时间的状语时，不用现在完成时，而用一动 词 填填 空：空：1._ you _(clean)the room?HavecleanedYes,we _(do)that have donealready.When _ you _(do)it?diddoWe _(do)it didan hour ago.2._ he _(see)this film Hasseenyet?Yes.When _ he _(see)it?didseeHe _ it sawlast week.3.How many times _you_(be)there?havebeen上一页主菜单下一页动词填空：1._ you _(cleaHas she ever been to Nanjing?她曾去她曾去过南京南京吗？You have never been there,have you?你以前从未去你以前从未去过那儿，是那儿，是吗？I have been to Guiling,I went there last year.我去我去过桂林，我去年去的。桂林，我去年去的。She has gone to Nanjing.她已她已经去南京了。去南京了。上一页主菜单下一页Has she ever been to Nanjing?她It is+一段时间一段时间+since+句子句子(一般过去时一般过去时)=一段时间一段时间+has passed+since+句子句子(一般过去时一般过去时)Eg.It is five years since I joined the army.=Five years has passed since I joined the army.Itis+一段时间+since+句子(一般过去时)=一段时间上一页主菜单上一页主菜单have read1.I _(read)the novel twice.Its interesting.has gone2.She _(go)to Pairs,hasnt she?Yes.godidHow _ she _(go)there?wentShe _(go)there by air.have developed3.So far,many countries _(develop)their software programs.gave4.Mr Chen _(give)up smoking last year.has given5.Mr Chen _(give)up smoking since last year.上一页主菜单下一页have read1.I _(read改改错1.How long have you begun to studyEnglish?studied2.I have borrowedthis book for two weeks.kept3.The river hasbecomevery dirty since beenlast August.4.Our manager is away today.He has beengoneto Guangzhou on business.5.He has goneout for two years.been上一页主菜单下一页改错1.How long have you begun t1.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 told 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 meet5.-Will you go to Beijing for vacation?-I _ to go,but I dont know if I can go.A was planning B have planned C had been planning D have been planning1.The house is dirty.We _6.-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 _ 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 read10.How long do you think the meeting _A is lasting B is lasted C will last D lasts6.-When will they leave?-