单项选择题

The researchers have come up with numerous explanations to __________their failures.

A．excuse
B．justify
C．admit
D．avoid
<上一题 目录 下一题>
热门 试题

单项选择题
He has no alternative but ________to ask his sister for help.
A．to go
B．go
C．going
D．goes
单项选择题
I wouldn’t recommend you go mountain-climbing at this time of year because it is ______.
A．much too hot
B．too much hot
C．too much heat
D．very much heat
相关试题