题目内容
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[主观题]
Therewouldn’tbeenoughwaterforusifwedidn’t_________.A.turntotheoceansformorewaterB.reuseuse
There wouldn’t be enough water for us if we didn’t _________. A. turn to the oceans for more waterB. reuse used water and make use of seawater C. desalt seawater D. take steps to reuse all water on earth
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