1 .Millions of Christmas cards _________ every year. A. is sent               B. are sent               C. send               D. are sending 2. I don't know how_________ this game. A. play                 B. played               C. to play               D. playing 3. I take part _________ most of the youth activities of my school. A. on                    B. in                   C. to                 D. for 4. We're looking forward to_________ you earlier. A. see              B. seeing              C. saw             D. be seeing 5. He had his father_________ his watch. A. fixed             B. to fix              C. fix            D. fixing 6. Luckily, Peter had _________ to finish his final exam. A. many time            B. enough time              C. time enough             D. some time 7. Tom_________ his hand when he was cooking the dinner. A. burnt                B. was burning              C. burn              D. is burning 8. I must go now. I promised _________ late. A. not being             B. not to be            C. to not be                D. not be no 9. Would you mind if I_________ a photo? A. take             B. took            C. taking            D. will take 10. I _________ Cuba in 1990. A. visit          B. visited             C. have visited               D. was visiting 11. It is_________ to find an expensive hotel in this town. A. difficult               B. difficultly            C. difficulty             D. differ 12. _________you ever_________ to America yet? A. Have …been            B. Were …being              C. Were … been             D. Are … been