英语时态练习题-附案和讲解.docx

1. Sales of CDs have greatly increased since the early 1990s, when people ________ to enjoy the advantages of this new technology. A. begin B. beganC. 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 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 leftC. 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. startedC. have started D. was starting5. I ________ you not to move my dictionary—now I can’t find it.A. asked B. askC. was asking D. had asked6. —Has Sam finished his homework today?—I have no idea. He ________ it this morning. A. did B. has doneC. was doing D. had done7. —What’s that terrible noise? —The neighbors ________ for a party. A. have prepared B. are preparingC. prepare D. will prepare 8. Now that she is out of a job, Lucy ________ going back to school, but she hasn’t decided yet.A. had considered B. has been considering C. considered D. is going to consider 9. The teacher, with 6 girls and 8 boys of her class, ________ visiting a museum when the earthquake struck. A. was B. wereC. had been D. would be 10. The discussion ________ alive when an interesting topic was brought in. A. was coming B. had comeC. 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 closed d