赞题库-背景图

单项选择题

—I'm sorry I stepped outside for a smoke. I was very tired. —There is no______for this while you are on duty.

A．reason
B．excuse
C．cause
D．explanation

<上一题目录下一题>

热门试题

单项选择题No sooner______this talk than he was surrounded by the workers.

A．he finished
B．did he finish
C．had he finished
D．after he finished