1. Chia động từ .
21. He said he (not,know) her address.
22. I (send) you a letter when i come to London next month .
23, Our family (go) to the zoo three days ago .
24. Children must (take) park in activities with others .
25. (You/come) to Ha Noi next month ?
26. When i was ten , my family (move) to Ha Noi .
27. She ought (study) hard .
28. They ( go) to school everyday .
29. Nam often (play) soccer after classes .
30. Last Sunday , we ( go ) on a picnic in the countryside .
31 . They (wath) a soccer match yesterday evening .
32. Miss Lien (visit) her mother last weekend .
33. They ( not have ) good grade last year .
34. Where ( be) your father ? He (work) in the garden .
35. We ( not have ) a picnic next week . We ( visit) Ngoc Son temple .
36. Would you like (come) and (stay) with us next week ?
37. They prefer (watch) Tv to (listen) to music . They ( watch ) Tv with their father now .
38. What you (do) at the moment ? I ( watch) Tv.
39. I will send him the message as soon as he (return).
40.A little girl can's spend all her time (listen) to stories
41. Where are you ? I am upstairs . I ( have) a bath .
42. We can's go out now because it (rain)
43. We (visit) the museum at the moment . We (visit) in once a year .
44. Hai ( not write ) to her parents last week . She (phone) them.
45. Duy ( not visit ) the museum with his class last Sunday because he ( catch ) a cold .
1. ask
2. do not clean
3. does not write
4. am not watching
5. are not watching
6. are talking
7. has, is having
8. is running
9. is, is driving
10. are you doing, am writing