单项选择题

The river was contaminated with waste.

A．blackened
B．polluted
C．widened
D．mixed
<上一题 目录 下一题>
热门 试题

单项选择题
She tried to probe my mind and discover what I was thinking.
A．solved
B．explored
C．involved
D．exploded
单项选择题
He rolled up his trouser leg to exhibit his wounded knee.
A．spread
B．open
C．show
D．examine
相关试题