2、水形成云，云带给我们雨。

　 Water ______________ clouds and clouds _______________ us ______________.

1、人们用水灭火。

　 People ______________ water to ________________ _________________ fires.

(　 ) 1. What do you use a bike for?

(　 ) 2. What do you use a washing machine for?

(　 ) 3. What do you use a lamp for?

(　 ) 4. What do you use a fridge for?

(　 ) 5. What do you use an air-conditioner for?

5. It often ______________ in spring. (sairn)

4. People ______________water to clean the flat. (seu)

3. It sometimes _________________ in winter. The ground is white. (sowns)

2. When it is ________________ in China, it is autumn in Australia. (rignps)

1. The _____________ in Shenyang is very cold in winter. (werthae)

7、在家中　　　　　　　　　　　 　8、种菜

5、骑自行车　　　　　　　　　　 6、把水净化