单项选择题

Poor health and lack of money may both be ______to educational progress.

A．restraints
B．stains
C．scarcities
D．barriers
<上一题 目录 下一题>
热门 试题

单项选择题
It was such a hot day that everyone______ swimming in the river.
A．tended to
B．was inclined to
C．made for
D．felt like
单项选择题
The theory was attacked ten years ago when it was first______, but gradually it was accepted.
A．promoted
B．enhanced
C．advanced
D．conceived
相关试题