1、练习一1. Sales of CDs have greatly increased since the early 1990s, when people _ to enjoy the advantages of this new technology.A. begin B. began C. have begun D. had begun2. Turn on the television or open a magazine and you _ advertisements showing happy families.A. will often see B. often seeC. are
2、often seeing D. have often seen3. I hear Jane has gone to the Holy Island for her holiday.Oh, how nice! Do you know when she _?A. was leaving B. had left C. has left D. left4. What were you doing when Tony phoned you?I had just finished my work and_ to take a shower.A. had started B. started C. have
3、 started D. was starting5. I _ you not to move my dictionarynow I cant find it.A. asked B. ask C. was asking D. had asked6. Has Sam finished his homework today?I have no idea. He _ it this morning.A. did B. has done C. was doing D. had done7. Whats that terrible noise?The neighbors _ for a party.A.
4、have prepared B. are preparing C. prepare D. will prepare8. Now that she is out of a job, Lucy _ going back to school, but she hasnt decided yet.A. had considered B. has been consideringC. considered D. is going to consider9. The teacher, with 6 girls and 8 boys of her class, _ visiting a museum whe
5、n the earthquake struck.A. was B. were C. had been D. would be10. The discussion _ alive when an interesting topic was brought in.A. was coming B. had come C. has come D. came11. Because the shop _ , all the T-shirts are sold at half price.A. has closed down B. closed downC. is closing down D. had c
6、losed down12. Lets keep to the point or we _ any decisions.A. will never reach B. have never reachedC. never reach D. never reached13. My mind wasnt on what he was saying so Im afraid I _ half of it.A. was missing B. had missed C. will miss D. missed14. It is said in the book that Thomas Edison (184
7、71931) _ the world-leading inventor for sixty years.A. would be B. has been C. had been D. was15. You were out when I dropped in at your house.Oh, I _ for a friend from England at the airport.A. was waiting B. had waited C. am waiting D. has waited练习二1. She has set a new record, that is, the sales o
8、f her latest book _ 50 million.A. have reached B. has reached C. are reaching D. had reached2. He kept looking at her, wondering whether he _ her somewhere.A. saw B. has seen C. sees D. had seen3. The crazy fans _ patiently for two hours and they would wait till the movie star arrived.A. were waitin
9、g B. had been waiting C. had waited D. would wait4. She _ her hairstyle in her hometown before she came to Chongqing for a better job.A. would change B. has changed C. changed D. was changing5. The first use of atomic weapons was in 1945, and their power _ increased enormously ever since.A. is B. wa
10、s C. has been D. had been6. You havent said a word about my new coat, Brenda. Do you like it?Im sorry I _ anything about it sooner. I certainly think its pretty on you.A. wasnt saying B. dont say C. wont say D. didnt say7. All morning as she waited for the medical report from the doctor, her nervous
11、ness _.A. has grown B. is growing C. grew D. had grown8. Why dont you put the meat in the fridge? It will _ fresh for several days.A. be stayed B. stay C. be staying D. have stayed9. How can you possibly miss the news? It _ on TV all day long.A. has been B. had been C. was D. will be10. Sorry to hav
12、e interrupted you. Please go on.Where was I?You _ you didnt like your fathers job.A. had said B. said C. were saying D. had been saying11. I arrived late; I _ the road to be so icy.A. wouldnt expect B. havent expectedC. hadnt expected D. wasnt expecting12. I _ while reading the English textbook. Luc
13、kily, my roommate woke me up in time!A. had fallen asleep B. have fallen asleepC. fell asleep D. fall asleep13. Although he has lived with us for years, he _ us much impression.A. hadnt left B. didnt leaveC. doesnt leave D. hasnt left14. I _ ping-pong quite well, but I havent had time to play since
14、the new year.A. will play B. have played C. played D. play15. I wonder why Jenny _ us recently. We should have heard from her by now.A. hasnt written B. doesnt writeC. wont write D. hadnt written练习三1. A short time before she _ , the old lady _ a will, leaving all her money to her brother.A. died; ha
15、s written B. has died; wrote C. had died; wrote D. died; had written2. Kate doesnt look very well. Whats wrong with her? She has a headache because she _ too long; she ought to stop work.A. has been reading B. had read C. is reading D. was reading3. As time _ on, Sally began to wonder if Bruce _ Bil
16、ksnew poem called TabledHute.A. has gone; had read B. went; has read C. goes; has read D. went; had read4. Mike, do you know who wanted me on the phone?Sorry. I dont know. I _ a bath in the bathroom.A. have had B. was having C. had D. am having5. Could you tell me how your father usually goes to wor
17、k?Yes. If it is fine, he _ to his office.A. will walk B. will go on foot C. walks D. would go on foot6. I called you at ten, but there was no reply.Oh, that was probably when I _ a shower.A. am taking B. took C. were to take D. was taking7. Have you ever worked with a tape recorder? I _ it a lot whe
18、n I was studying French in school.A. used B. was used C. have used D. had used8. You must have met him the other day. Oh, no, I _ .A. hadnt B. mustnt C. havent D. didnt9. Which flight _ ? I want to catch the 13:00.A. you are to catch B. are you catchingC. do you catch D. have you caught10. Excuse me
19、, sir. Would you do me a favor?Of course. What is it?I _ if you could tell me how to fill out this form.A. had wondered B. was wonderingC. would wonder D. did wonder11. How can I ever concentrate (集中精力) if you _ continually _ me with silly questions?A. haveinterrupted B. had interruptedC. are interr
20、upting D. were interrupting12. I bought this shirt for 35 yuan yesterday.Its on sale today for only 29. You should have waited.Oh, really? But how _ I know?A. would B. can C. did D. do13. Will you go now?Not until I _ my experiments.A. will finish B. have finished C. will have finished D. had finish
21、ed14. Look! Someone has spilt coffee on the carpet.Well, it _ me.A. isnt B. hasnt been C. hadnt been D. wasnt15. Did you enjoy your holiday?Yes, its the best holiday I _ these years.A. had B. have had C. had had D. would have 练习四1. I dont understand how you got a ticket. I always _ you _ a careful d
22、river.A. think; are B. am thinking; are C. thought; were D. think; were2. I really ought to go on a diet。I _ on so much weight since I gave up jogging.A. put B. am putting C. have put D. had put3. We _ to go skiing tomorrow,but theres no snow,so well just stay home instead。A. are going B. were going
23、 C. will go D. would go4. At the time of the earthquake Jeff was still in his office. He _ to finish a project before he left for the day.A. has tried B. had tried C. has been trying D. had been trying5. The student didnt pay any attention to the lecture; he _ of something else.A. thought B. had tho
24、ught C. would think D. was thinking6. Such a mistake could have been avoided.Unfortunately, he _ the mistake again and again.A. repeated B. would repeat C. had repeated D. would have repeated7. Did you find the missing couple in the mountain yesterday?No, but we _ to get in touch with them ever sinc
25、e.A. have tried B. have been tryingC. had tried D. had been trying8. I would have come sooner but I _ that they were waiting.A. havent known B. hadnt knownC. dont know D. didnt know9. Oh, its you, Steve! I _ you.No surprising. Ive just had my hair cut.A. dont recognize B. havent recognizedC. didnt r
26、ecognize D. hadnt recognized10. Im glad to see that you _ a lot of progress since I _ you last.A. will make; have met B. have been making; metC. had made; met D. have made; meeting11. Have you finished your composition already?Yes. I _ it in twenty minutes.A. have finished B. finished C. will finish
27、 D. had finished12. Once a programme _ put into a computer, it _ accordingly.A. is; acts B. is being; is actingC. has been; will act D. will be; acts13. What place is it?Havent you seen that we _ back where we _ ?A. were;had been B. are;were C. were;have been D. are;had been14. Didnt the guard see h
28、im breaking into the bank?No, he _ in the other direction.A. was looking B. had looked C. looked D. is looking15. Have you persuaded him?Yes. After some hours of discussion, I _ to reason him in accepting the new plan.A. had managed B. would manageC. have managed D. managed16. I suppose the young be
29、autiful actress is about 20 years old. _ ! She is still a college student.A. You guess it B. You guessed itC. You have it guessed D. Youre guessing it17. The enemy spy was found at last. Really? Where _ himself?A. had he hidden B. did he hideC. has he hidden D. was he hidden练习五 1. Your phone number
30、again? I _ quite catch it.Its 9568442.A. didnt B. couldnt C. dont D. cant2. Can I help you, sir?Yes. I bought this radio here yesterday, but it _.A. didnt work B. wont work C. cant work D. doesnt work3. Helen _ her keys in the office so she had to wait until her husband _ home.A. has left; comes B.
31、left; had comeC. had left; came D. had left; would come4. _ my glasses?Yes, I saw them on your bed a minute ago.A. Do you see B. Had you seeC. Would you see D. Have you seen5. I first met Lisa three years ago. She _ at a radio shop at that time.A. has worked B. was workingC. had been working D. had
32、worked6. Is this raincoat yours?No, mine _ there behind the door.A. is hanging B. has hung C. hangs D. hung7. Alice, why didnt you come yesterday?I _, but I had an unexpected visitor.A. had B. would C. was going to D. did8. Who is Jerry Cooper?_? I saw you shaking hands with him at the meeting.A. Do
33、nt you meet him yet B. Hadnt you met him yetC. Didnt you meet him yet D. Havent you met him yet9. Hi, Tracy, you look tired.I am tired. I _ the living room all day.A. painted B. had paintedC. have been painting D. have painted10. Nancy is not coming tonight.But she _!A. promises B. promised C. will
34、promise D. had promised11. Shirley _ a book about China last year but I dont know whether she has finished it.A. has written B. wrote C. had written D. was writing12. Hey, look where you are going!Oh, Im terribly sorry. _.A. Im not noticing B. I wasnt noticingC. I havent noticed D. I dont notice13.
35、The price _ but I doubt whether it will remain so.A. went down B. will go downC. has gone down D. was going down14. The reporter said that the UFO _ east to west when he saw it.A. was traveling B. traveledC. had been traveling D. was to travel15. Youve left the light on.Oh, so I have. _ and turn it
36、off.A. Ill go B. Ive gone C. I go D. Im going练习六1. Selecting a mobile phone for personal use is no easy task because technology _ so rapidly.A. is changing B. has changedC. will have changed D. will change2. I _ ping-pong quite well, but I havent had time to play since the new year.A. will play B. h
37、ave played C. played D. play3. I wonder why Jenny _ us recently. We should have heard from her by now.A. hasnt written B. doesnt writeC. wont write D. hadnt written4. You havent said a word about my new coat, Brenda. Do you like it?Im sorry I _ anything about it sooner. I certainly think its pretty
38、on you.A. wasnt saying B. dont say C. wont say D. didnt say5. All morning as she waited for the medical report from the doctor, her nervousness _.A. has grown B. is growing C. grew D. had grown6. I thought Jim would say something about his school report, but he _ it.A. doesnt mention B. hadnt mentio
39、nedC. didnt mention D. hasnt mentioned7. Youre drinking too much.Only at home. No one _ me but you.A. is seeing B. had seen C. sees D. saw8. Ive won a holiday for two weeks to Florida. I _ my mum.A. am taking B. have taken C. take D. will have taken9. The little girl _ her heart out because she _ he
40、r toy bear and believed she wasnt going to find it.A. had cried; lost B. cried; had lostC. has cried; has lost D. cries; has lost10. John and I _ friends for eight years. We first got to know each other at a Christmas party. But we _ each other a couple of times before that.A. had been; has seen B. have been; have seenC. had
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