I.
1. He swims every day.
2. Ba is jogging at the moment.
3. Mai doesn't play badminton every afternoon.
4. Do the children play football every day?
5. My father is going to buy a new car next month.
6. She isn't going to visit the museum this weekend.
7. Is Lan cooking dinner now?
8. Are they going to camping next weekend?
II.
1. f
2. d
3. g
4. c
5. a
6. b
7. e
III.
1. I often listen to music.
2. Twice a day.
3. Yes, I am.
4. I am going to visit Nha Trang beach.
5. I go to school by bike.
6. I usually do my homework.
IV.
1. Her favorite drink is coffee.
2. The Mekong river is shorter than the Amazon river.
3. Mrs Susan is older than Miss White.
4. My bicycle is older than your bike.
5. The fridge has many eggs.