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1、精选优质文档-倾情为你奉上现在完成时构成: have/has+done1. 表示动作发生在过去，并且一直持续到现在。例如：He has worked in a car factory since graduation.We have been good friends since middle school.How many letters have you received this week?He has made several trips to Paris this year.2. 表示过去一件事对现在造成的结果或影响。例如：Ive lost my key.我的钥匙丢了。（因此无法进屋
2、）She has gone to town. 她进城了。（现在在城里）Ive washed my car. 我洗过车了。（因此车干净）现在完成时常用的时间状语有：already, since, so far, up to now, recently, lately, in the pastdays/months/years等。 1. When you are home, give a call to let me know you _safe.A. are arriving B. have arrived C. had arrived D. will arrive2. Up to now, t
3、he program _thousands of children who would otherwise have died.A. would save B. saves C. had saved D. has saved3. My brother _ the army for five years. He devotes most of his spare time to teaching himself advanced physics.A. has joined B. joined C. has been in D. had been in4. Why dont you go home
4、?Because a lot of work _yet.A. hasnt finished B. hasnt been finished C. has been finished D. havent finished5. My uncle _in Shanghai for the past two years.A. is living B. lives C. has lived D. lived6.When shall we start our business?Not until we _our plan.A. will finish B. are finishing C. are to f
5、inish D. have finished7. Why does the lake smell terrible?Because large quantities of water _.A. have polluted B. is being polluted C. has been polluted D. have been polluted8. My car _twice this month.Im sorry to hear that.A. has been broken in B. was broken in C. has been broken in D. was broken i
6、n9.Will you come to my office when you _your work?Sure.A. finished B. are finishing C. have finished D. will finish10.Do you know Lydia very well?Yes，She and I _friends since we were very young.A. have made B. have become C. have been D. have turned11. Its ten years _I last saw her.A. after B. since
7、 C. for D. that过去完成时构成: had+done表示过去某一时间或动作之前已经发生或完成的动作，即过去的过去。1. The young girl sitting next to me on the plane was very nervous. She _before.A. hasnt flown B. didnt fly C. hadnt flown D. wasnt flying2. When Jack arrived, he learned Mary _for almost an hour.A. had gone B. had set off C. had left D.
8、 had been away.3. It took me a long time before I was able to fully appreciate what they _for me.A. had done B. did C. would do D. were doing 4. Were you surprised by the ending of the film?No. I _the book, so I already knew the story.A. was reading B. had read C. am reading D. have read.5. I was ju
9、st going to cut my rose bushes but someone _it. Was it you?A. has done B. had done C. would do D. will do6. He _more than 5,000 English words when he entered the university at the age of 15.A. has learned B. would have learned C. learned D. had learned7. Did Alan enjoy seeing his old friends yesterd
10、ay?Yes, he did. He_his old friends for a long time.A. didnt see B. wouldnt see C. hasnt seen D. hadnt seen8. Peter, where did you guys go for the summer vacation?We _busy with our work for months, so we went to the beach to relax ourselves.A. were B. have been C. had been D. will be9. I _to come to
11、help you.But you didnt come.A. have meant B. had meant C. meant D. will mean10. David has lost his library card again. It was the second time he _it.A. lost B. had lost C. loses D. has lost11. John, a friend of mine, who got married only last week, spent 3,000 dollars more than he _for the wedding.A. will plan B. has planned C. would plan D. had planned专心-专注-专业