题目内容
16、The town’s drinking-water _____ with prim chemicals at present.
A. contaminates B. is contaminated C. is being contaminated D. has been contaminated
试题答案
16、C
解析：“这城市的饮用水目前正受到有毒化学药品的污染。”drinking-water与contaminate之间存在被动关系，由at present可知应用进行时的被动式，
相关题目
The town’s drinking-water _____ with prim chemicals at present.
A. contaminates B. is contaminated
C. is being contaminated D. has been contaminated
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