单项选择题

Scientific research results can now be quickly_______to factory production.

A．used
B．applied
C．tried
D．practiced
<上一题 目录 下一题>
热门 试题

单项选择题
Children who stay away from school do_______for different reasons.
A．them
B．/
C．it
D．theirs
单项选择题
With prices ______so much, it is difficult for the school to plan a budget.
A．vibrating
B．swinging
C．fluctuating
D．fluttering
相关试题