Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,11/7/2009,#,单击此处编辑母版文本样式,第二级,第三级,第四级,单击此处编辑母版标题样式,Page,1,现在完成进行时,定义：表示从,_,开始，一直持续到,_,，强调持续性。,（常和表示,_,的状语连用。）,结构,肯定句：主语,+have/has been+,动词,ing+.,否定句：主语,+have/has+not+been+,动词,ing+.,一般疑问句：助动词,have/has+,主语,+,动词,ing,？,时间状语,:1.for+_,2.since+_,3.since+_,过去的某一时间,现在的动作或状态,一段时间,一段时间,过去时态的从句,过去的时间点,现在完成进行时的用法：,现在完成进行时表示过去的动作,持续,到现在并有可能,延续下去,的动作。（常与,for,since,引导的时间状语连用）,e.g.,They have been living here for 10 years.,他们在这里,10,年了。,Im tried.I have been painting the room all day.,我很累。我刷了一整天房子。,表示一个动作,从过去某时开始，一直延续到说话时候刚结束,。,e.g.,I have been waiting for you about one hour.,我等你大约一个小时了。,She has been working all night long.,她工作了一夜。,I have been watching you _10 minutes.,She _already _(finish)the work.,I taught here for a year.,joined;was,I taught here for a year.,He _ a Party member for three years.,(),(误)I have left there for 5 years.,has learned,I have been here _5 weeks.,has come to 20.,has joined;has been C.,about B.,hospital for SARS patients.,短暂性动词:可与already,yet,ever,never等连用,表示动作的,重复,，指,断断续续,。而非一直不停。,e.g.,We have been discussing the matter several times this year.,我们今年已经数次讨论那件事情了。,I have been saying goodbye to some friends today.,我今天同好几个朋友告了别。,用,for,或,since,填空,1.I have been practicing my oral English _ 10:30.,2.Mary has been running _ 15 minutes.,3.Sarah has been sleeping _ 9:00.,4.Dale has been talking on the phone _5 minutes.,since,for,since,for,5.Louie has been studying Chinese _ he was 6 years old.,6.I have been watching you _10 minutes.,since,for,()1.Ive been skating _ three hours today.,A.about B.forC.since,()2.Weve been studying English _ two years ago.,A.for B.fromC.since,考点单选题,()3.She started skating _ 9 oclock.,A.for B.at C.since,()4.Sam _ collecting shells for five years.,A.isB.started C.has been,()5.How long have you _ today?,A.swimming,B.been swimming,C.started swimming,6.My mother _ Chinese for two years.,A.taught,B.has been teaching,C.been taught,D.is going to teach,7.,is the meeting going to last?About twenty minutes.,A.How far,B.How soon,C.How long,D.How often,8.I have been skating _ two hours.,A.in,B.at,C.for,D.since,9.If I _ enough money,I _ a,hospital for SARS patients.,A.will have,build,B.will have,will build,C.have,will build,D.have,build,10.Hes been collecting shells _ he was ten years old.,A.when B.while C.and D.since,现在完成时,1,。表过去发生的某一动作对现在造成的影响或结果。,2.,表示过去已经开始，持续到现在的动作或状态，也,可以表示实质可能继续下去的动作或状态。通常和,_,引导,的时间状语连用,.,以及,so far,by now,these days,in the last ten years,等连用。,for,（段时间）,since,（点时间）,How long,通常与表示包括现在在内的时间副词,_,_,等状语连用,just,（刚刚）,already,（已经）,before,never,ever,yet,动词的过去分词：规则变化（和过去时一样）,不规则变化：见表。,现在完成时的结构,:,助动词,have,（,has,）,+,过去分词,构成,请把下列属于过去进行时的句子改成否定句，一般,疑问句，作肯否定回答。,1.He _ already _(do)the job.,否定：,He _ the job _.,一般疑问：,_ he _ the job _?,肯定否定：,Yes,he _./No,he _.,eyve been in China,for 5 years,.,就划线部分提问：,How long have they been in China,has,done,hasnt done,yet,Has,done,yet,has,hasnt,现在完成时的句型,1,。表过去发生的某一动作对现在造成的影响或结果。,我刚洗过衣服。,I have just cleaned my clothes.,（“洗衣服”是发生在过去的动作，对现在造成的结果,是“衣服干净了”）,(,对现在的影响：不饿,),I have just had my breakfast.,通常与表示包括现在在内的时间副词,just,（刚刚）,already,（已经）,before,_,等状语连用,never,ever,yet,我刚吃过早餐了,现在完成时的含义一的用法,:,I _,never,_(hear)of that,before,.,_you,ever,_(ride)a horse?,She _,already,_(finish)the work.,_you _(milk)the cow,yet,?,Yes,I _(do)that,already,.,I_,just,_(finish)my homework.,He _(not,come),yet,.,动词填空,heard,have,Have,ridden,has,finished,Have,milked,have done,have,finished,has not come,表示过去已经开始，持续到现在的动作或状态，也可以表示实质可能继续下去的动作或状态。通常和,_,引导的时间状语连用,.,以及,so far,by now,these days,in the last ten years,等连用。,I have been here for over two years.,He has worked here since 1989.,for,（段时间）,since,（点时间）,How long,我在这里超过两年了。,他从,1989,年起在这里工作。,现在完成时的含义二的用法,:,1.I _(not,see)her,these days,.,2.She _(learn)English,for 3 years/since 3 years ago,.,3.They _(live)here,since 1990,.,4.What _(happen)to the USA,in the last 350 years,?,havent seen,has learned,have lived,has happened,动词填空,注意点一：,现在完成时与一般过去时的用法比较,现在完成时表示过去的动作一直延续到现在甚至会继续下去或表示过去的动作对现在造成的影响,:,一般过去时表示动作发生的时间在过去。现在完成时属于现在时态范围，因此，不能和表示过去的时间状语连用。如：,常和,just,（刚刚）,already,（已经）,before,just,（刚刚）,already,（已经）,before,for,since,连用。,yesterday,last night,two weeks ago,等,比较：,飞机已经来了。,The plane has arrived.,（说明现在的情况：飞机在这儿）,飞机是一刻中以前来的。,The plane arrived a quarter ago.,（强调动作发生的时间在过去）,我在这儿已经教了十五年。,I have taught here for fifteen years.,（表示十五年前的动作一直延续到现在，还可能会继续。）,我过去在这儿教过一年。,I taught here for a year.,（表示“我“现在已经不在这儿任教了）,Have,gone,havent,was going,for C.,但不能与for a day,since last week,how long 连用.,A.,bought,never,ever,yet,飞机是一刻中以前来的。,Sarah has been sleeping _ 9:00.,Ten years have passed since they got married.,我过去在这儿教过一年。,has gone to B.,A.,been to B.,注意点二：,表示一个从过去开始,一直持续到现在,有可能继续下去的动作或状态,.,通常和,for,或,since,引导的时间状语连用，谓以语动词要用,延续性动词，不能用短暂性动词,.,短暂性动词与延续性动词的联系与区别,短暂性动词,:,可与,already,yet,ever,never,等连用,但不能与,for,a day,since,last week,how long,连用,.,短暂性动词 延续性动词,buy,have,买,begin,be on,borrow,keep,借,join,be a member of,参加,加入,die,be dead,死,短暂性动词 延续性动词,arrive/come/go,be(in)h