题目内容
【题目】书面表达
我们每天都需要用水, 水是怎样来到我们家里的呢？请根据提示写一写。
1. 
come from the rain
2. 
fall into seas and rivers
3. 
go to a water factory（工厂）
4. 
go thorugh pipes to our homes
5. 
wash our hands
Water comes into our homes
Water comes from the rain. It 1.________. The water is not clean (干净的）there. We can't drink it. It must 2.________.The water factory makes it clean. Then it 3.________.It comes out from the tap. We use water to 4.________.
【答案】1. falls into seas and rivers 2. go to a water factory 3. goes through pipes to our homes 4. wash our hands
【解析】
略
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