9. (adj.) 美味的

10. (v.) 保持；停留

11. (v.) 记住；想起

12. (n.) 科目

5. (n. ) 剧院

6. (n.) 图书馆

7. (n.) 马铃薯，土豆

8. (n.) 西红柿，番茄

1. (n.) 年级

2. (n.) 家，家庭

3. (n.) 母亲；父亲

4. (n.) 医院

4. 她很少吃甜食，我也是。

She eats sweet snacks. do I.

3. 她太兴奋以至于她无法入睡。

She was excited to  .

2. 我看见他们正在操场上打篮球。

I them  on the playground. ;

1. 只要明天不下雨，我们就去打篮球。

We play basketball  it  tomorrow.

4. —A number of volunteers willing to teach in China's rural areas.

—Yes,the number is getting .

   A. is;bigger and bigger

   B. are;bigger and bigger

   C. is;more and more

   D. are;more and more

3. —Would you like to have apples?

—No,thank you. Fve had enough.

   A. other two   B. another two

   C. more two   D. two others

2. Chinese people keep pigs for food. But now some people keep them as pets.

   A. used to   B. has to

   C. had better   D. were used to