Chia động từ trong ngoặc ở thì Quá khứ tiếp diễn (Past Continuous)
1. I (read) a book at 8 p.m. yesterday.
2. She (cook) dinner when I called her.
3. They (play) football at this time yesterday.
4. We (watch) TV when the lights went out.
5. My father (drive) to work at 7 a.m. yesterday.
6. The children (sleep) when their mother came home.
7. Tom (do) his homework at 9 o’clock last night.
8. My friends (swim) in the pool yesterday afternoon.
9. It (rain) heavily when we left school.
10. You (listen) to music when I saw you.
11. The teacher (explain) the lesson while the students were taking notes.
12. Mary (write) an email at 10 o’clock last night.
13. My brother (play) computer games when my father arrived.
14. The birds (sing) in the trees early yesterday morning.
15. We (have) lunch when the phone rang.
16. Anna (clean) her room all morning yesterday.
17. The dog (sleep) under the table when the guests arrived.
18. I (study) English while my sister was watching TV.
19. They (walk) in the park at 6 p.m. yesterday.
20. The baby (cry) when the doctor came into the room.
