I.Choose the best answer:

1. We are looking forward _____ you again soon.

A. to see B. to seeing C. Saw D. have seen

2. My mother was afraid to let the boy _____ the tree.

A. climbing B. climb C. climbs D. climbed

3. I remember _______ him a book but he said I did not.

A. to buy B. buy C. buying D. to have bought

4. Remember _____ John a present . today is his birthday.

A. send B. to send C. sent D. sending

5. I suggest _____ some more mathematical puzzles.

A. do B. to do C. doing D. done

6. Would you mind _____ the door?

A. open B. to open C. opening D. opened

7. You should give up _____ or you will die of cancer.

A. smoke B. to smoke C. Smoking D. smoked

8. The driver stopped _____ a coffee because he felt sleepy.

A. have B. to have C. having D. had

9. That old man tried to stop _____ because of his bad health.

A. smoke B. smokes C. Smoked D. smoking

10. There is nothing prevent us from______ the mystery of that palace.

A. discover B. discovery C. discovering D. discoveries

11. You had better _____ at home until you feel better.

A. stay B. to stay C. staying D. stayed

12. The machine needs_____ .

A. B and C are correct B. to be repaired C. Repairing D. to repair

13. I dislike _____ action films .

A. watching B. to watch C. watched D.watch

14. Peter usually help his mother ______.

A. to do housework B. do housework C. with housework D.all are correct

15. She used that money _____ a new car.

A. buy B. buying C. to buy D. for buying

16. I must go now. I promise _______ late.

A. not being B. not to be C. to not be D. I won’t be

17. Do you want ______ with you or do you want to go alone?

A. me coming B. me to come C. that I will come D. that I come

18. I’m sure I locked the door. I clearly remember _____ it.

A. locking B. to lock C. to have locked D. to be locked

19. He tried to avoid ______ my question.

A. answering B. to answer C. answer D. how to answer

20. I enjoy ______ to music.

A. listen B. to listen C. listening D. listened

21. Have you finished ______ your hair yet?

A. wash B. washed C. washing D. to wash