1. is running (có dùng động từ look/listen-> HT tiếp diễn)- wants
2. What are you doing now? ( có now-> HT tiếp diễn)
3. Where is Ann at present?
4. wears- is wearing( có now-> HT tiếp diễn)
5. rains- is raining( có now-> HT tiếp diễn)
6. Where is Mr. Buck living now?- lives
7. is
8. feels
9. is remembering
10. goes(often-> HT đơn)
11. is raining
12. warms - gives
13. is running
14. goes
15. work
16. rains- is raining
17. points- wants
18. is cooking- cooks
19. meet
20. Where are you going now?- am going
21. doesn't do
22. Is he doing.....?
23. boils
24. will meet
25. Are you a good student?
26. They don't usually go to school by motorbike.
27. is swimming
28. will come
29. aren't
30. gets