单项选择题

The integration of staff for training has led to a good exchange of ideas, greater enthusiasm, and higher staff ______.

A．moral
B．mortal
C．morale
D．mores
<上一题 目录 下一题>
热门 试题

单项选择题
These pollutants can be ______ hundreds and even thousands of kilometers by large air masses.
A．contained
B．conveyed
C．contaminated
D．conserved
单项选择题
Some people think it's ______ to smoke with a cigarette holder.
A．flexible
B．sophisticated
C．versatile
D．productive
相关试题