Answer:
1. My parents often watch westerns. (watch) 2. They ARE hungry. (be)
3. Mum WASHED all the dirty clothes. (wash)
4. Peter HAS got a brother. (have)
5. Dad BOUGHT A new plasma TV. (buy)
6. The boys PLAY. Football. (play)
7. In summer it BECOMES hot. (be)
8. I ………………… good at school. (be)
9. On Friday we always HAVE Our piano lesson. (have)
10. Mary DOES Her homework. (do)
11. Richard WATCHES TV. (watch)
12. I LIKE big cities. (like)
13. He STUDIES In the library. (study)
14. She always GOES to work at 7. (go)
15. Bill and Tom sometimes DRIVES To London. (drive)
Explanation: