单项选择题

The police found the two witnesses ______ in their investigation into the robbery.

A．cooperate
B．cooperative
C．cooperatively
D．cooperation
<上一题 目录 下一题>
热门 试题

单项选择题
Many experts say ______ is the most undervalued asset in the modern workplace.
A．create
B．creative
C．creatively
D．creativity
相关试题