单项选择题

If the machine should ______, call this number immediately.

A．break down
B．set out
C．put on
D．go up
<上一题 目录 下一题>
热门 试题

单项选择题
Never ______ such a good boss before I came to this company.
A．do I meet
B．I met
C．had I met
D．I had met
单项选择题
It is the general manager who makes the ______ decisions in business.
A．beginning
B．finishing
C．first
D．final
相关试题