单项选择题

The gas has not fully burned when it is ______ from the cylinder.

A．injected
B．projected
C．rejected
D．ejected
<上一题 目录 下一题>
热门 试题

单项选择题
The American population is composed of people of different ______ backgrounds.
A．aesthetic
B．ethnic
C．athletic
D．ethic
单项选择题
Hastings Corporation has ______ huge amounts of money into the venture.
A．gambled
B．induced
C．extracted
D．injected
相关试题