在下列情形下用现在完成时.docx

1、在下列情形下用现在完成时在下列情形下用现在完成时1、九词语already已经肯定句中或句尾例: I have already found my pen. = I have found my penalready.yet已经否定句和疑问句句尾例：I have not finished the work yet.Have you bought a computer yet?ever曾经句中例：Have you ever seen pandas?never从不句中例：I have never been to Beijing.just刚刚句中例：I have just done my work.bef

2、ore以前句尾例：I have never been there before.so far到目前为止例：So far he has learnt 200 words.how long多久例：How long have you lived here?how many times多少次例：How many times has he been to Beijing?2、两词组havegone to去了某地例：He has gone to Beijing(去了北京)havebeen to去过某地例：He has been to Beijing.(去过北京)3、两结构for two monthsfor

3、 +一段时间Jim has lived here for 2 months.since last yearsince +过去点时间Lucy has been in Beijing since 3 years ago.since 3 years agosince 1990since he came heresince +过去时态句子He has been in China since he came here.4、如果句子里面没有时间状语，汉语意思能够加已经，往往用现在完成时态。例：Have you lost your library book?你已经弄丢了从图书馆借的那本书吗？5、现在完成时态

4、还常常用于下列句型They have planted many trees in the last few years.在过去的几年，他们已经种了很多树。This is the best book I have ever read.这是我曾经读过的最好的一本书。It is the first time I have played the computer games.这是我第一次玩电脑游戏。6、在现在完成时中，一次性动词不能和一段时间状语连用例：He has bought the book for 3 years.（错）因buy这个一次性动词不能和一段时间for 3 years连用,改正的办法

5、有五种：He has bought the book.(去掉一段时间for 3 years)He bought the book 3 years ago(改为一般过去时，使句子的意思不变)Its 3 years since he bought the book. = 3 years has passed since he bought the book.（改为固定句型It is -since-）He has not bought the book for 3 years.（改为否定句）He has had the book for 3 years.（用延续性动词have代替buy）7、延续性动

6、词和终止性动词延续性动词：表示的动作是能延续的动作，这种动作可以延续下去或产生持久的影响。如：learn work stand lie know walk keep have wait watch sing read sleep live终止性动词：也叫非延续性动词，瞬间动词，一次性动词。表示的动作不能延续，即动作发生后立即结束，产生某种结果。在有了某种结果后，动作就不能再继续下去。如：leavestartsetoutarrive reachgettobeginstopshutturnoffmarryputputongetupwakefalljoinmeetreceivefinishendco

7、mpletebecomecomegodieopenclosebreak give jump buy borrow8、终止性动词不能和一段时间状语连用。He has died for three days.（错，终止性动词die不能和一段时间for three days连用）常见的相互转换形式如下Borrow/lend-keep,buy-have,arrive/come/go/move/reach/getto-bein/at/behere/thereBegin/start -be onopen -be open, finish/end -be over, close -be closed, di

8、e-be deadLeave-be away, go out-be out ,go to school-be in school/be a student, get up , -be upFall asleep-be asleep ,lose-be lost ,become -be , return/come back/get back-be backJoin-be in /be amember, join the army-be in the army/be a solider, receive/get/a letter-Have a letter,catch/get a cold -hav

9、e a cold例1：I have come here for 3 years.（错）改为：I have been here for 3 years.leave/gobe away例：He has left for 3 hours.（错）改为：He has been away for 3 hours.begin/startbe on例：The film has begun for 3 minutes.（错）改为：Thefilmhasbeenonfor3minutes.用所给动词的适当形式填空1.Thanks a lot. Its sunny again. It _(rain) for a lo

10、ng time.2._Mr. Li _(live) here since 8 years old?3.Since Mr. Li came here, he _(teach) in this school.4.Its the third time that I _(see) him this month./5.Is your mother at home? -No, she _(go) to work.6.Her mother _(become)a doctor in 1970. She _(work) inthe hospital since 26 years old.7.He_(teach)

11、Englishheresincewe_(see)him5yearsago.8.How many times _you _(be) to Beijing?-Only once. I _(go) there two years ago.9.Ive lost my cat. _you ever _(see) it anywhere?10.My parents are not at home. They _(leave) for Shanghai.11.Wait here, please. The train _(not arrive) yet.12.Where is my dictionary? -

12、Li Ping _(take) it away.13.I _(lose) my pen, and I _(look)for it now.14.I _(not see) such a strange thing before.15.He joined the Party in 1990. He _(be) a party member for 10 years.16.Howlong_UncleWang_(work)inthisfactory?-Since1995.17.So far the children _(learn) 1,000 English words.18._you _(mend

13、) your bike? -Yes. I mended it a momentago.19.Ill tell him the news that our class _(win) already.20.She _(stay) here for over 5 years.21.The box is empty. Who _(eat) all the cakes?22.He has found his bike .When _he _(find) it?23.Her sister _ (go) to Shanghai. She _ (leave) this morning.24.My friend

14、 Wang Hai often _ (swim) in the river.25.The teacher _ (reach) Beijing two days ago.每处划线中有错误，在题后改正1.Jim has bought the book for just 3 days.2.Uncle Wang has died for 3 years.3.I have gone to Beijing three times.4.Jim isnt here. He has been to Beijing. He went there this morning.5.She has lived there

15、 since 8 years.6.Has he been a teacher for 1990?7.I lived here since 3 months ago.8.Have you finished the work yet? -Yes, I did.9.Jims brothers has made many kinds of kites.10. He has taked the books away.二、用过去时或现在完成时填空：1. _ you _ (have) lunch ? Yes.When _ you _ (have) it?I _ (have) it at 12:00.2. _

16、 you _ (write) a letter to your aunt yet?Yes, I _. I _ (write) one last week.3. _ he _ (finish) his homework? Not yet.4. _ they ever _ (be) abroad? Yes, just once.5. Your father _ just _ (finish) his work.6. Your father _ (finish) his work just now.7. Last term I _ (learn) many English words.8. They

17、 _ (not read) the interesting books yet.9. He _ never _ (go) to the science museum.10. _ you ever _ (drink) coke?11. _ you _ (buy) a dictionary? Yes, I _ .Where _ you _ (buy) it? I _ (buy) it in a bookstore.When _ you _ (buy) it? Yesterday.三、用since和for填空1. _ two years2._ two years ago3. _ last month

18、4._ 19995._ yesterday 6. _ 4 oclock7. _ 4 hours8._ an hour ago9. _ we were children10. _ lunch time11._ she left here12. He has lived in Nanjing _ the year before last.13. Ive known him _ we were children.14. Our teacher has studied Japanese _ three years.15. She has been away from the city _ about

19、ten years.16. Its about ten years _ she left the city.四、短暂性动词转换为延续性动词1) He got to Beijing five minutes ago.He _ _ _ Beijing for _ _.2) I moved to the USA last year.I _ _ _ the USA since _ _.3) I went home yesterday.I _ _ _ home for _ _.4) They came here last week.They _ _ here since _ _.1) He came o

20、ut two years ago.He _ _ _ for _ _.2) We return to Fuzhou yesterday.We _ _ _ to Fuzhou since _.1) I became a teacher in 2000.I _ _ a teacher for _ _.2) The river became dirty last year.The river _ _ dirty for _ _.1) The shop closed two hours ago.The shop _ _ _ for _ _.2) The door opened at six in the

21、 morning.The door _ _ _ for six hours.1) I got up two hours ago.I _ _ _ since _ _.2) He left Fuzhou just now.He _ _ _ _ Fuzhou for five minutes.3) My grandpa died in 2002.My grandpa _ _ _for _ _.4) The meeting finished at six.The meeting _ _ _ for six hours.5) I got to sleep two hours ago.I _ _ _ si

22、nce _ _.6) They married in 1990.They _ _ _since _.1) I began to teach at this school in 1995.I _ _ at this school since _.2) The film began two minutes ago.The film _ _ _ for _ _.They _ _ it since _ _.2) I bought a pen two hours ago.I _ _ a pen for _ _.3) I got to know him last year.I _ _ him since

23、_ _.4) I put on my glasses three years ago.I _ _ my glasses for _ _.He has gone to Beijing.He _ _ _ Beijing for two days.1) He joined the league in 2002.He _ _ a _ _ for two years.He _ _ a _ _ the _ for two years.He _ _ _ the league for two years.2) My brother joined the army two years ago.My brother _ _ a _ for _ _.My brother _ _ in _ _ for two years.- 1 -