1. I had the boy ___________ a letter yesterday. A. posting B. to post C. post D. posted 2. You must _____________ a lot of people. A. to know B. know C. knowing D. known 3. My father doesn’t let me _____________ out at night. A. going B. to go C. go D. gone 4. We heard him __________________ downstairs. A. ran B. to be run C. to run D. run 5. Let’s ____________ an English song. A. singing B. sing C. to sing D. sang 6. We watched him ______________ the car. A. park B. parked C. to park D. to be parked 7. Why don’t you ____________ for a job? A. applying B. applied C. to apply D. apply 8. I am planning __________ Da Lat next week. A. visit B. visiting C. visited D. to visit 9. I must go now. I promised _____________ late A. not being B. not to be C. not being D. won’t be 10. Suddenly he stopped the car in order __________. A. smoke B. to smoke C. smoking D. smoked 11. It was late, so we decided ____________ a taxi home. A. to take B. taken C. taking D. take