单项选择题

Your comments ______ my work have proved to be helpful.

A．in
B．for
C．on
D．against
<上一题 目录 下一题>
热门 试题

单项选择题
This is a nice car but we cannot ______it.
A．provide
B．afford
C．supply
D．manage
单项选择题
He used to get up late, ______
A．do not he
B．didn' t he
C．did he
D．use he
相关试题