单项选择题

A．productive
B．efficient
C．affluent
D．proficient
<上一题 目录 下一题>
热门 试题

单项选择题
A．on the contraryB．in the meantimeC．howeverD．on the other hand
A．on the contrary
B．in the meantime
C．however
D．on the other hand
单项选择题
A．whatB．thenC．thatD．and
A．what
B．then
C．that
D．and
相关试题