4. Don’t forget 　　　　　　　(close) the windows when you leave the classroom .

3. Why 　　　　　　(not ask) Tom?

2. I spent two hours 　　　　　(finish)　　　 　(do) my homework.

1. He has many ways to encourage his students 　　　　　(learn) English.

10. Though it was twelve at midnight, he was still _____ (wake).

II．用所给动词的正确形式填空。(10分)

9. He seems ______. What is happening? (worry)

8. It was cold and many people were in the doctor’s _____ ( wait ) room.

7. You won’t get_______ (lose) if you walk along this street.

6. Take the second turning on the left at the third_______. (cross)

3. She said she e ________ living in the country. 3.enjoyed

B)用括号中所给单词的适当形式填空。