1. Geography.
2. Electronics.
3. Physics.
4. Math.
5. Biology.
6. Art.
7. History.
8. Literature.
1. Minh goes swimming afternoon.
2. My brother is playing tennis at the moment.
3. I am reading an interesting novel.
4. We sometimes play marbles at recess.
5. Some students are eating and drinking at this time.
6. My father is watching the news on TV.
7. Phong plays computer games in his free time.
8. The boy is swapping cards with his friend now.