The water in this part of the river has been contaminated by sewage(污水). (200...

admin2020-12-24 37

问题 The water in this part of the river has been contaminated by sewage(污水). (2002年真题)（）

选项 A.polluted
B.downgraded
C.mixed
D.blackened

答案A

解析

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

相关试题推荐

随机试题

Thedrinkingwaterhasbecomecontaminatedwithlead.A.pollutedB.treatedC.t