单项选择题

Should either of these situations occur, wrong control actions might be taken and a potential accident sequence initiated.

A．imported
B．installed
C．started
D．interviewed
<上一题 目录 下一题>
热门 试题

单项选择题
Next semester, Susan must take three compulsory courses.
A．formal
B．voluntary
C．practical
D．required
单项选择题
The temperatures are somewhat lower than the average temperature in May this year.
A．rather
B．very
C．a little
D．less
相关试题