1、He has not completed the work.Has the postman come yet this morning?I have known him for a long time.第1页/共49页1.Police in America have stepped up their search for a fifteen-year-old boy.2.The incident has received great interest due to reports.3.While we have not dismissed the idea,we are looking int
2、o other possibility as well.第2页/共49页the Present Perfect TenseForm:have/has+doneNegative form:have/has not doneQuestion form:Have/Has+主语+done 第3页/共49页has already openedLook,the window is open.Eric opened the door just now.Eric _(already open)the window.过去的动作:Eric opened the window.也与现在相关:The window i
3、s open.)第4页/共49页我们用现在完成时谈论我们用现在完成时谈论发生在过去发生在过去，但是但是对现在仍有影响的事对现在仍有影响的事.Summary(1):第5页/共49页1.She has cleaned the room.1.She cleaned the room.(房子现在是干净的房子现在是干净的)(房子现在是否干净不知道房子现在是否干净不知道)现在完成时现在完成时 PK 一般过去时：一般过去时：第6页/共49页1.现在完成时现在完成时:强调动作对现在强调动作对现在产生了结产生了结果和影响果和影响.现在完成时现在完成时 PK 一般过去时：一般过去时：2.一般过去时一般过去时:只表
4、示过去的动作和状态只表示过去的动作和状态.强调动作强调动作.第7页/共49页1.Tom _(write)a letter to his mother last night.2.I bought a new house,but I _ my old one yet,so at the moment I have two houses.A.didnt sell B.havent sold3.I _(study)in Zhentou middle school for three years,but now Imstudying here.wroteBstudied第8页/共49页Where _ t
5、he recorder?I cant see it anywhere.I _ it right here.But now its gone.A.did you put;have put B.have you put;put C.had you put;was putting D.were you putting;put第一个空“放”这个动作强调对现在的影响，“我找不到”第二个空“放”指过去的一个动作解析B第9页/共49页我们用现在完成时谈论我们用现在完成时谈论开始于过去，开始于过去，并且还持续到现在的事并且还持续到现在的事。Summary(2):I have not seen Justin s
6、ince last Friday night.Beth isnt here.She_(go)to Beijing.has goneExercise第10页/共49页The window is dirty.I know.It _ for weeks.A.hasnt cleaned B.didnt clean C.wasnt cleaned D.hasnt been cleanedD高考链接第11页/共49页 The police _ _(just finish)searching the area.have justfinished我们用现在完成时谈论刚刚完成的动作。Summary(3):“I
7、_(just arrive)by train.”she said.have just arrived第12页/共49页1.You dont need to describe her.I _ her several times.A.had met B.have met C.met D.meet 我们用现在完成时表示反复发生的动作。Summary(4):第13页/共49页 I _(read)y o u r a r t i c l e t h r e e t i m e s.I t s w e l l written.have read第14页/共49页Have you watched any go
8、od shows lately/recently?Great changes have taken place in China in the past fifty years.We have learned 1000 words by now/up to now/so far.Read the following sentences:第15页/共49页当某个行为发生的确切时间不很清楚或当某个行为发生的确切时间不很清楚或不重要不重要.出现下面的这些时间表达方式出现下面的这些时间表达方式我们用现在完成时我们用现在完成时:Summary(5):already,ever,for,just,latel
9、y,never,recently,since,yet,so far，by的短语的短语,in the past/last+段时间段时间第16页/共49页The boy has already come here.I havent heard anything from him yet.Notes 1:我们肯定句中用我们肯定句中用 already，否定句或疑问句中用否定句或疑问句中用yet第17页/共49页用never,ever,already,yet,填空1.I have _ seen him before,so I have no idea about him.2.Jack has _ fin
10、ished his homework since an hour ago.3.Mr.Wang hasnt dismissed the idea _.4.“Have you _ seen the film?”“No,I have _ seen it.”5.“Has the bus left _?”“Yes,it has _ left.”neveralreadyyeteverneveryetalready第18页/共49页Notes 2:for+段时间 since+点时间We havent seen him for two years.We havent seen him since 2002.第
11、19页/共49页第20页/共49页1)since+过去一个时间点(如具体的年、月、日期、钟点、1980,last month,half past six)。I have been here since 1989.2)since+一段时间+ago I have been here since five months ago.3)since+从句 Great changes have taken place since you left.4)It is/has been +一段时间+since从句 It is/has been ten years since I became a student.
12、第21页/共49页Exercises:since or for1.He has lived in Nanjing _ the year before last.2.Ive known him _ we were children.3.Our teacher has studied Japanese _ three years.4.She has been away from the city _ about ten years.5.Its about ten years _ she left the city.sincesinceforforsince第22页/共49页His sister l
13、eft home in 1998,and _since.A.had not been heard ofB.has not been heard ofC.has not heard ofD.had not heard ofB第23页/共49页-_ you _ him around the museum yet?-Yes.We had a great time there.A.Have;shown B.Do;showC.Had;shown D.Did;showA第24页/共49页I wonder why he _ to me recently.She promised to write to me
14、 every week.A.hasnt written B.doesnt writeC.didnt write D.wont writeA第25页/共49页Translate:My grandfather has died for three years.我的爷爷死了三年了。第26页/共49页My grandfather has died for three years.My grandfather has been dead for three years.My grandfather died three years ago.It is/has been three years since
15、 my grandfather died.第27页/共49页eg:come,go,leave,arrive,buy,borrow,join,lose,die,marry,begin,start,finish Notes 3:非延续性动词非延续性动词(瞬间动词瞬间动词)在完成时态中在完成时态中其肯定式其肯定式不能不能与表示与表示一段时间的时间状一段时间的时间状语语连用连用.第28页/共49页come/arrivego/leavedie get marriedjoinborrowbegin/startfinishbuybe herebe awaybe deadbe marriedbe keepbe
16、 onbe overhave非延续动词延续动词第29页/共49页老约翰已经去世五年多了。老约翰已经去世五年多了。A.Old John has died for more than five years.B.Old John has passed away for more than five years.C.Old John has been dead for more than five years.第30页/共49页电影已经开始电影已经开始25分钟了。分钟了。A.The movie has started for 25 minutes.B.The movie has been on for
17、 25 minutes.C.The movie has begun for 25 minutes.第31页/共49页我的弟兄参军已有我的弟兄参军已有5年了。年了。A.It is five years since my brother joined the Army.B.My brother has become a soldier for five years.C.My brother has joined the Army for five years.第32页/共49页她嫁给麦克已经她嫁给麦克已经6年了。年了。A.She has married Mike for 6 years.B.She
18、 has got married to Mike for 6 years.C.She has been married to Mike for 6 years.第33页/共49页张先生去外地已有三个月了。张先生去外地已有三个月了。A.Mr Zhang has been away for 3 months.B.Mr Zhang has left for 3 months.C.Mr Zhang has gone away for 3 months.第34页/共49页短暂性动词转换为延续性动词1)He got to Beijing five minutes ago.He _ _ _ Beijing
19、for _ _.2)I went home yesterday.I _ _ _ home for _ _.3)I became a teacher in 2000.I _ _ a teacher for _ _.has been in five minuteshave been atone dayhave beenten years第35页/共49页4)My grandpa died in 2002.My grandpa _ _ _for _ _.5)The meeting finished six hours ago.The meeting _ _ _ for six hours.6)The
20、y married in 1990.They _ _ _ since _.has beendeadeight yearshas been overhave been married1990第36页/共49页7)They borrowed it last week.They _ _ it since _ _.8)My brother joined the army two years ago.My brother _ _ a _ for _ _.My brother _ _ in _ _ for two years.have keptlastweekhas beensoldiertwo year
21、shas beenthe army第37页/共49页Notes 4:与现在完成时连用的句型与现在完成时连用的句型:1)This is the first(second)time+that (现在现在完成时完成时).2)This is the only +that(现在完成时现在完成时).3)This is the best/finest/most interesting +that（现在完成时）现在完成时）.第38页/共49页第39页/共49页It is the first time that I _(visit)the city.This is the first time（that）I _
22、(hear)him sing.注意：It was the third time that the boy _(be)late.第40页/共49页1.This is the best film that I _ ever _(see).2.-Do you know our town at all?-No,this is the first time I _ here.A.was B.have been C.came D.am coming 3.-Have you _ been to our town before?-No,its the first time I _ here.A.even,co
23、me B.even,have come C.ever,come D.ever,have come第41页/共49页(1)-Do you know our town at all?-No,this is the first time I _ here.A.was B.have been C.came D.am coming(2)This is the best film that I _.A.ever see B.ever saw C.have ever seen D.am seeing第42页/共49页the Present Perfect Continuous the Present Per
24、fect Continuous TenseTenseForm:have/has+been+doing 第43页/共49页1.我们用现在完成进行时谈论我们用现在完成进行时谈论开始于过去，开始于过去，持续到现在并仍在继续之中的动作持续到现在并仍在继续之中的动作。Summary(1):第44页/共49页 我们用现在完成进行时谈论我们用现在完成进行时谈论刚刚完成，刚刚完成，但某种情况下与现在相关。但某种情况下与现在相关。Summary(2):第45页/共49页Notes:现在完成进行时具有现在完成进行时具有未完性未完性,暂时性暂时性等特等特 点点,并带有并带有感情色彩感情色彩(如表责备如表责备,抱怨等
25、抱怨等).通常通常:wait,stay,sit,lie更倾向与用完成更倾向与用完成 进行时进行时 I have been waiting for you for 2 hours.(带有感情色彩带有感情色彩,表抱怨表抱怨)第46页/共49页Tom has got married for a month.Tom has been married for a month.Tom got married a month ago.第47页/共49页My brother has joined the Youth League for two years.My brother has been in the Youth League/a League member for two years.My brother joined the Youth League two years ago.第48页/共49页谢谢您的观看！第49页/共49页
