It’s time for us to take measures to stop water ______ as it is getting more and

游客2024-08-04  10

问题 It’s time for us to take measures to stop water ______ as it is getting more and more serious.

选项 A、standard
B、population
C、condition
D、pollution

答案 D

解析 pollution的意思是“污染”。standard的意思是“标准,规格”,例如:Students have to reach a certain standard or they won’t pass.学生必须达到某一目标,否则他们就不能过关。population的意思是“人口”。condition的意思是“条件”。
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