单项选择题

Mary found ______ extremely difficult to pass the examination.

A．it
B．this
C．that
D．what
<上一题 目录 下一题>
热门 试题

单项选择题
Why didn't you _____ that pencil which was on the floor
A．pick up
B．bring up
C．get up
D．put up
单项选择题
Few people ______ applied for the position meet the requirements of the company.
A．whom
B．who
C．what
D．whose
相关试题