The drinking water is contaminated with

昕玥2019-12-17  13

问题 The drinking water is contaminated with impurities.

选项 A:blackened        B:polluted        C:darkened        D:mixed

答案B

解析本句意思:饮用水被杂质污染了。contaminate意为“弄脏,污染”,与pollute(污染)意思相近。blacken使变黑;darken使变暗;mix混合。
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