8. We think it _____ (necessary) to give students tests every day. If so, the students will be very tired.

7. Why not _____ (send) an e-mail to her instead of ______(reply) to her letter?

6.We don’t know w_______it will be rainy or not tomorrow.

5. To tell you the t_____ ,Sometimes I fail in the exams.

4. In order to keep a b_______ of nature, we shouldn’t kill any wild animals.

3. You must give up_______ (play) computer games, or you’ll fail in the exam.

2. One of my______(hobby) is to collect stamps.

1.Though he was in trouble, he r_____ our help, because he is a strong man and he can help himself.

36. She is often seen _________ under the big tree .

　A. dance　　 B. dancing　　　　 C. to dance　　　 D. to dancing

35. - Mum, I think I’m ______ to get back to school. 　　

- Not really, my dear. You’d better stay at home for another day or two.

A. so well 　　 B. so good 　　C. well enough　 D. good enough