1)
1. I met him at the movie theatre last night.
2. He goes to the English club every Sunday.
3. We are playing football now.
4. She is coming tomorrow morning.
5. They clean the room once a day.
6. She doesn't watch television every night.
7. Ba went to the doctor because he was sick.
8. We always go to Nha Trang on vacation.
9. My mother is cooking dinner at the moment.
10. We will have/ are having a test next week.
2)
1A
2B
3B
4A
5C
6A
7C
8B
9B
10C
11B
12C
13B
14A
15C
16C
17A
18B
19C
20A
Chỗ nào không hiểu bạn hỏi, mình giải thích chặt chẽ nhé!