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。 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. was C. has been D. had been6. —You haven’t said a word about my new coat, Brenda. Do you like it? —I’m sorry I ________ anything about it sooner. I certainly think it’s pretty on you. A. wasn’t sayingB. don’t say C. won’t say D. didn’t say7. Why don’t you put the meat in the fridge? It will ________ fresh for several days. A. be stayed B. stay C. be staying D. have stayed8. How can you possibly miss the news? It ________ on TV all day long. A. has been B. had been C. was D. will be9. -Sorry to have interrupted you. Please go on. -Where was I? -You ________ you didn’t like your father’s job. A. had said B. said C. were saying D. had been saying10. I arrived late。 I ________ the road to be so icy. A. wouldn’t expect B. haven’t expected C. hadn’t expected D. wasn’t expecting11. I ________ while reading the English textbook. Luckily, my roommate woke me up in time! A. had fallen asleep B. have fallen asleep C. fell asleep D. fall asleep12. Although he has lived with us for years, he _______ us much impression. A. hadn’t left B. didn’t leave C. doesn’t leave D. hasn’t left13. I ________ pingpong quite well, but I haven’t had time to play since the new year. A. will play B. have played C. playedD. play14. I wonder why Jenny ________ us recently. We should have heard from her by now. A. hasn’t written B. doesn’t write C. won’t writeD. hadn’t written第9頁,總共9