单项选择题

This platform would collapse if all of us ______ on it.

A．stand
B．stood
C．would stand
D．had stood
<上一题 目录 下一题>
热门 试题

单项选择题
The young man who saw the car ______ into the river telephoned the police.
A．plunged
B．plunge
C．was plunging
D．to plunge
单项选择题
You can come with me to the museum Ibis afternoon ______ you don' t mind walking for half an hour.
A．unless
B．so far as
C．except
D．if
相关试题