5.       can we save water at home? ( What；How)

3. Oceans       about 75% of the Earth.(cover；make)

4. A bath uses about       as much water as a shower.(two；twice )

1. About 70       of our body is made up of water.(percent；percentage )

2. What       can we do to save water? (else；other)

5. 人們?cè)鯓犹幚砼K水？

How do people                    ?

4. 我們通過修理滴水的水龍頭節(jié)約水。

We save water by                    tap.

3. 早起不容易。

                           get up early.

2. 他每?jī)尚�時(shí)休息一下。

He rests                    .

1. 大部分水不可飲用。

                           isn’t drinkable.

15. 修理滴水的水龍頭      

16. 代替；而不是      

17. 節(jié)約水      

13. 水污染      

14. 世界上大多數(shù)的水