I. Chia dạng đúng của động từ trong ngoặc
1. She (be) __________ very ill now. She (not go) ____________ to school since Monday.
2. __________ you (be) __________ to Phong Nha before?
Yes. I (spend) _____________ my holiday there last summer.
23. I must go now. I (phone) ________ you when I (arrive) ______________ there.
4. When I last (see) __________ them, they ( work) ___________ in a factory in Hanoi.
5. Ba's teacher (give) __________ him a lot of homework last week.
6. Tom hopes he (meet) __________ many interesting people when he goes to Hanoi next month.
7. Mai and her friends (walk) ____________________ to school now.
8. They (go) __________ to Sao Mai Movie Theater last night.
9. She (not see) ____________________ that film before.
10. My mother was waiting for me when I (come) ______________ home.
11. Ann and Susan (cook) _____________________ dinner when Martin arrived home.
12. The light (go) ______________ out while we were having dinner.
13. + What __________ you (do) ______________ at this time yesterday?
+ I (play) _____________________ games on the computer.
14. Tom! Turn off the TV. You (always watch) ____________________ TV.
15. Lan often (do) __________ her homework carefully.
16. This is the first time Hoa (meet) ____________________ Tim's family.
17. They said they (go) ____________________ to Hanoi the following day.
18. Yesterday (be) __________ a beautiful day. The Sun (shine) ____________________ brightly when we (leave) ______________ home.
19. The teacher asked me if I (know) __________ where the Statue of Liberty was.
20. Listen! Mai (play) ____________________ the piano in her room.