单项选择题

Only when ________with water can this liquid be used to clean wounds.

A．purified
B．devised
C．diluted
D．vaporized
<上一题 目录 下一题>
热门 试题

单项选择题
Is there any possible ________explanation for his bad health since he seems to have no obvious disease
A．psychiatric
B．psychological
C．surgical
D．physical
单项选择题
Reluctant to see her mother, she ________outside the school after everyone else had gone home.
A．hindered
B．hinted
C．lingered
D．clustered
相关试题