单项选择题

AH of the guests by 9 o'clock, but the host ______ until 15 minutes later.

A．arrived; didn't turn up
B．had arrived; didn't turn up
C．arrived; hadn't turned up
D．had arrived; hadn't turned up
<上一题 目录 下一题>
热门 试题

单项选择题
It is reported that the United States uses ______ energy as the whole of Europe.
A．as twice
B．twice much
C．twice much as
D．twice as much
单项选择题
Only ______ according to the directions can the medicine be quite effective.
A．taking
B．taken
C．being taken
D．having been taken
相关试题