1. 选出适当的短语，完成对话。

A. burn down     B. play with     C. flying...kites D. make drinks    E. come from

1. （1） — What are the children doing in the park?

   — They are their happily.

3. （2） — Where d0es the water ?

   — It comes from the sea, the lake and the river.

5. （3） — How do these workers use water?

   — They use water to .

7. （4） — What can fire do?

   — It can a lot of things.

9. （5） — Fire is dangerous! What mustn't we do at home?

   — We mustn't matches or play near fires.