单项选择题

When ______ with a strong enemy, they had always retreated.

A．being faced
B．facing
C．faced
D．being facing
<上一题 目录 下一题>
热门 试题

单项选择题
New ways have been found to prevent the river______.
A．not to be polluted
B．against polluting
C．from polluting
D．from being polluted
单项选择题
Problems like this ______ every day in the factory.
A．raise
B．rise
C．get
D．arise
相关试题