1. 根据句意及首字母提示完成单词。

1. （1） We speak English as a second l in China.

3. （2） They went c by the lake last month.

5. （3） Don't play with f. It's dangerous.

7. （4） The baby mouse was afraid to see the cat and j onto his father's back.

9. （5） The boy doesn't want to do a. He is very lazy.