1、Present Perfect Tense,现在完成时,Present perfect tense 现在完成时,构成:用法一：,强调过去的行为对现在的影响。常与 already，just，ever，yet，never等连用.,have/has + 过去分词,already多用于肯定句， yet多用于疑问句和否定句中。,与现在完成时连用的时间状语，还有,before（以前）， recently(最近) once（一次），twice（两次），many times（很多次）so far（迄今为止），during in the past（last）three years（最近三年来）等连用。,Exer
2、cises,1. I _(have) lunch already. 2. Has the train_ (arrive), yet? 3.Tom _ never_ (be to ) China. 4. The twin _just _(see) my father. 5. The twins _(see) my father just now. 6. Many tall buildings _(build) in the past 5 years.,have had,arrived,has,been to,has,seen,saw,have been built,用法二：for+段时间sinc
3、e+点时间since+段时间 agosince+一般过去时句子 E.g. Kate has lived here for 3 years.Kate has lived here since 3 years ago.Kate has lived here since she came to China.,表示过去已经开始，一直持续到现在的动作或状态。动词使用延续性动词。常与for或since引导的时间连用,常见非延续性动词和延续性动词的转变,arrive/come/go/move die become leave open close start/begin finish/end join,be
4、 in/at,be dead,have,keep,be,be in/a member of,be open,be on,be over,be closed,borrow,buy,be away (from),Exercises,His father has died. (for 2 years)The football match has begun.(since9:00a.m)The twins have joined the army. (since they are 18years old)My teacher has left Nanjing. (for 3 days),His fat
5、her has been dead for 2 years.,The football match has been on since 9:00 a.m.,The twins have been soldiers/ been in the army since they are 18years old.,My teacher has been away from Nanjing for 3 days,重点句型: 1.It is/ has been+段时间+since从句 2.段时间+has passed+ since从句,eg. 他死了两年了： He has been dead for two
6、 years /since two years ago It is/ has been two years since he died. Two years has passed since he died.,1. 这本书我借了一个月了。,It is/ has been a month since I borrowed the book.,I have kept the book for a month. /since a month ago.,A month has passed since I borrowed the book.,have/has gone to have/has bee
7、n to have/has been in,have/has gone to:去了某地（已经去了或在途中，还没有返回）； have/has been to:去过某地（曾经去过某地，现在已经回来了,后面可接表示“次数”的状语）; have/has been in:呆在某地（表示某人“已在某地停留一段时间，现仍在那里”，其后常带表示一段时间的状语）。,Exercises,Tom 在哪儿？ 他去书店买书了。我在北京待了5年了。Jack 去过上海两次了,-Where is Tom? -He the bookshop to buy some books.,I Beijing for 5 years.,J
8、ack Shanghai twice.,has gone to,have been in,has been to,Correcting,1. I have borrowed the book for 3 months.2. My bother has joined the army since he was 18.3. Jack and Tom have lived here since 5 years.4. The film has been on since I have come to the cinema.5. When has Mr. Li caught a bad cold?,ha
9、ve kept,has been in/ been a member of the army,since 5 years ago/ for 5 years,came,did,catch,6. Ten years have passed since they got married. 7. Jim has gone to Beijing for 2 years.8.What time have the factory opened?9.I have gone to Chunhua Middle School twice,has,has been in,did,open,been to,现在完成时
10、与一般过去时,一般过去时和现在完成时的动作都发生在过去,但意义却不同. （1）一般过去时只表示过去的动作或状态,和现在不发生关系。 现在完成时表示过去发生的某一动作对现在造成的影响,强调的是现在。 如:I learned ten English songs（说明过去学过,现在是否记得,不是本句的内容） I have learnt ten English songs.（learn发生在过去,但强调我现在懂英语歌曲）,1.都表示过去发生的事 2.现在完成时强调过去和现在的联系，不能和具体的时间状语连用； 3.一般过去时强调过去发生的事或状态与表示过去的具体时间连用（last, ago, yeste
11、rday, etc. ）,present,past,I have lived here for two years,I lived there 2 years ago,（2）一般过去时可以和表示过去的时间状语连用,如:yesterday, last year, three days ago, just now，in1990等。现在完成时不能,eg.1. He had his breakfast at 6:00He has had his breakfast.2. When did you come here?I watched the football match on TV at 9:00.
12、,( ）1 -Lets go to see the show . -I _ it . Its very interesting .A have seen B see C am seeing ( ) 2 They _all their money , so they have to walk home. A spend B had spent C have spent D will spend ( ) 3 We _ our breakfast . We _ it at school at 6:30.A have had ; have had B have had ; had C had ; ha
13、ve had D had ; had,A,C,B,( ) 4 -Have you ever _ my stamps ?- Yes , I _them on your desk yesterday . A saw ; saw B saw ; seen C seen ; saw D seen ; was seening ( ) 5 -You have never been to the West Lake , _ you ? -No , never .A do B did C havent D have,C,D,( ) 6 Hes flown to Qingdao for summer holid
14、ays , _he? A isnt B wasnt C hasnt D doesnt ( ) 7 -_ you_ to the hospital yet ? -Yes , I have .A Have ; been B Have ; gone C Has ; been D Has ; gone ( ) 8 - Have you improved your spoken English _ ? - Yes , I have . Ive _ improved it . A already ; yet B already ; already C yet ; already D yet ; yet,C
15、,A,C,( ) 9 - Have you seen the film _ ?-Yes , I saw it three years _. A ago ; before B before ; ago C ago ; ago D before ; before ( ) 10 Tom _ the CD player for two weeks _.A has seen , yet B havent seen ; yet C hasnt seen ; already D hasnt seen ; yet,B,D,( ) 11 I _ the story book for a week .A have
16、 bought B have borrowed C have had D have sent ( ) 12 Hurry up ! The film _ for ten minutes . A has been on B began C has begun D had begun ( ) 13 The train _ for ten minutes A arrived B went C has left D has been away,C,A,D,( ) 15 In Beijing many people _ the Great Wall many times already .A have g
17、one to B have been to C went to D go to ( )16 Its five years since _.A he left B he has been away C he has left D he leaves,B,A,Exercises,I am an American boy I came to China two years ago. I _(study) here for two years. My father often (take) me_ (play) football on the playground.Last week I _ (tak
18、e) to the park by him. We saw a lot of monkeys (jump) in the tree. I heard a voice from behind When I (walk) along the river. I thought myself. “It must_ (be) Mr. Brown. He _(take) photos.” We_ (enjoy) that day. We _ (go) back to America next week.,have studied,takes,to play,was taken,walked,jump,be,is taking,enjoyed,will go,THANK YOU!,
