单项选择题

Were it not for their support and help, we ______ able to finish the task ahead of time.

A．were not
B．should not have been
C．are not
D．would not be
<上一题 目录 下一题>
热门 试题

单项选择题
A long time ago, at a national conference on biology, he cautiously ______ his new theory on life.
A．advanced
B．relieved
C．produced
D．thrust
单项选择题
The old man is in the habit of going for a walk along the river every morning except ______it rains.
A．when
B．for
C．that
D．/
相关试题