12. She is interested in (listen) _____listening_____________ to pop music.

13. We used to (take) ___take___________ a bus to school when we were young.

14. It's expensive ( travel) _____to travel__________ to Nha Trang by plane. Would you mind (go) ____going______ by train?

15. Do you mind (show) __showing____________ me the way to the post­office?

16. Would you mind if I (use) ______used________ your pen?

17. Do you mind if I (play) __played___________ your guitar?

18. Would you mind (turn) ___turning___________ off the television?

19. Do you mind (tell) ___telling___________ me how to write a book report?

20. Would you mind if I (bring) ____brought__________ these flowers home?

21. Do you mind if I (fix) _____fixed_________ this broken chair for you ?

22. Would you mind (make) ____making__________ a birthday cake?

23. My brother is good at _____fixing_________ (fix) things. 24. May I ____go__________ (go) out now , Mom?

25. I want (come) ____to come__________with my mother. 26.The doctor advised me(not smoke) _____not to smoke_________ cigarettes.

27. The boys stopped (play) ___playing___________ football because of the rain.

28. Mai's mother told Mai (correct) ____to correct__________ the mistakes in her dictation.

29. Would you like (listen) ________to listen______ to some music?

30. Nam enjoys ( play) __playing____________ soccer after school.

31. Lan asked me (go) ___to go___________ to the supermarket.

32. I think you should (do) ______do________ morning exercises regularly.

33. They used (go) ____to going__________ to work by train.