There wouldn’t be enough water for us if

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问题 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 seawaterC.desalt seawaterD.take steps to reuse all water on earth

选项 A.turn to the oceans for more water
B.reuse used water and make use of seawater
C.desalt seawater
D.take steps to reuse all water on earth

答案 B

解析
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