- [大学英语作文] 关于节约用水的英语作文 Saving Water发表日期:2015-01-20
The world is not only hungry,but also thirsty for water. This may seem strange to you, since nearly 75 % of the earth's surface is covered with water. But about 97% of this huge amount is sea water, or salt water. Man can only drink and us...
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