oppaxu
春芽
共回答了24个问题采纳率:91.7% 举报
We can't live without water.Although the three fourths of the earth surface is coverd by water,only a little of it can drink.What's more,the pollution of water is becoming more and more serious.So we should save water in our life because saving water is protecting our earth.( We should turn off the tap in time and reuse the water.)
1年前
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