单项选择题

You very likely give other passengers a quick glance to size them up and to ______ them that you mean no threat.

A．issue
B．assure
C．certify
D．rectify
<上一题 目录 下一题>
热门 试题

单项选择题
Reporters described the horrific ______ which followed the bombing.
A．perspectives
B．scenes
C．views
D．landscapes
单项选择题
They tried their best to keep their cultural ______ intact.
A．integrity
B．unity
C．entirety
D．intensity
相关试题