单项选择题

Telephone is a major instrument of communication, ________ us to hear as well as to see the speaker.

A．permitted
B．being permitting
C．to permit
D．permitting
<上一题 目录 下一题>
热门 试题

单项选择题
Before I noticed some small difference, I had thought that the two musical instruments were ________.
A．artificial
B．equivalent
C．identical
D．occasional
单项选择题
After driving for about two kilometers, I suddenly realized that I ________ in the wrong direction.

A．drove
B．was driving
C．have been driving
D．had been driving
相关试题