单项选择题

If a substance is dissolved in water or heated, it may ______ a gas.

A．give away
B．give in
C．give off
D．give back
<上一题 目录 下一题>
热门 试题

单项选择题
At last she left her house and got to the airport, only ______ the plane flying away.
A．having seen
B．to have seen
C．saw
D．to see
单项选择题
The ______ in Janet's character has hindered her from advancement in her career.
A．error
B．merit
C．defect
D．deficient
相关试题