1. 用所给单词的适当形式填空

1. （1） He watched his things (careful) and said nothing.

3. （2） At that time , the young mum (hold) her son in her arms, with tears in her eyes.

5. （3） The young man (drop) his cigarette on the floor.

7. （4） My teacher didn't come to school yesterday, because he(feel) ill.

9. （5） When we got there, he (sit) there and drinking.

11. （6） Uncle Li was surprised (see) me in Beijing.

13. （7） It's stupid of you (make) fool of the teacher.

15. （8） Tom is one of the best (office).

17. （9） She offered (lend ) her new computer.

19. （10） Mum made her child (wash)his hands before eating.