现在完成时和现在完成进行时的练习题A. Correct the following sentences. （改错）1. All these years they are contributing articles to our magazine. 2. I have been drinking five cups of coffee this afternoon. 3. What have you been doing before you left Oxford? 4. Its a good job. Have you done it all by yourself? 5. Its a long time since you come to see me. 6. Alice didnt see much of Henry lately. 7. Im glad to tell you that you passed the exam. B. Complete the following sentences with the right form of the verbs given. 1. You know, I _ (look) for a job for three months, and this is my first formal interview. 2. My sister _ (stay) in Beijing for three months last year. 3. The little boy is dirty all over because he _ (play) in the mud all the morning. 4. I _ (wonder) if you were free this afternoon. 5. Here he is! We _ (wait) anxiously for him since last night. C. Make the best choices. 1. Im sure Andrew will win the first prize in the final. I think so. He _ for it for months. (2008江苏) A. is preparing B. was preparing C. had been preparing D. has been preparing 2. By the time he realizes he _ into a trap, itll be too late for him to do anything about it. (2008山东) A. walks B. walked C. has walked D. had walked 3. So far this year we _ a fall in house prices by between 5 and 10 percent. A. saw B. see C. had seen D. have seen 4. Cathy is taking notes of the grammatical rules in class at Sunshine School, where she _ English for a year. A. studies B. studied C. is studying D. has been studying 5. Danny _ hard for long to realize his dream and now he is popular. A. works B. is working C. has worked D. had worked 6. I have got a headache. No wonder. You_ in front of that computer too long. A. work B. are working C. have been working D. worked 7. The unemployment rate in this district_ from 6% to 5% in the past two years. A. has fallen B. had fallen C. is falling D. was falling 8. Now that she is out of job, Lucy _ going back to school，but she hasnt decided yet.A. had considered B. has been considering C. considered D. is going to consider 9. _ you _ him around the museum yet? Yes. We had a great time there. A. Have ; shown B. Do ; show C. Had; shown D. Did; show 10. Hi, Tracy，you look pale. I am tired. I _ the living room all day. A. painted B. had painted C. have been painting D. have paintedKey： A. 1. arehave been 2. have been drinkinghave drunk 3. havehad 4. Have you doneDid you do 5. comecame 6. didnt seenhasnt seen 7. passedhave passed B. 1. have been looking 2. stayed 3. has been playing/ has played 4. wondered 5. have been waiting C. 1-5 DCDDC 6-10 CABA C