用括号中所给单词的适当形式完成下列句子。

1. Davy enjoys ________ (play) tennis and baseball.

2. It will be ________ (wind) in Sanya tomorrow.

3. Nobody teaches her English. She learns it by ________ (she).

4. Jackie Chan is a famous ________ (act).

5. I ________ (visit) my aunt on the farm last weekend.

6. In China, September 10th is ________ (teacher) Day.

7. —Where is Amy? —She ________ (go) to Guilin. She'll be back next week.

8. We can see many ________ (potato) in the supermarket.

9. Sometimes it rains ________ (heavy) in Wuzhou in summer.

10. My grandparents live on the ________ (twelve) floor of a tall building.