The drinking water is contaminated with impurities.A:blackened B:polluted C:da

admin2020-12-24  11

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。
转载请注明原文地址:https://ti.zuoweng.com/ti/RsMQKKKQ