1. I ________ the accident while I was waiting for the taxi. A. saw B. was seeing C. am seeing D. have seen 2. What ________ when I phoned? A. are you doing B. were you doing C. did you do D. you were doing 3. Jack ___________ school when he was seventeen. A. left B. leaves C. has left D. was left 4. My sister ___________ for you since yesterday. A. is looking B. was looking C. has looked D. looked 5. How long ______________English before she went to London? A. had she learned B. has she learned C. had she learn D. did she learn 6. This is the first time I __________ to Germany. A. has ever been B. have been ever C. has been ever D. have ever been 7. I __________out with you until I finish my work. A. don’t go B. go C. won’t go D. will go 8. While people were talking to each other, he ________ his book. A. is reading B. has read C. reading D. was reading 9. We ___________ him since last Sunday. A. don’t see B. haven’t seen C. didn’t see D. hadn’t seen 10. They __________ in London since 1985. A. has lived B. have lived C. lived D. live 11. My mother_____________ in this hospital for 9 years. A. have worked B. worked C. has worked D. works 12. I will give him your letter as soon as I __________ him A. met B. will meet C. meet D. meets 13. John ___________ a book when I called. A. was reading B. read C. is reading D. reading 14. You _______ a lot since the last time I saw you. A. changed B. has changed C. is changing D. have change CÁC BẠN GIẢI CHI TIẾT HỘ MÌNH VỚI Ạ