单项选择题

Over the centuries man has developed drugs that could cure or ______ illness and suffering.

A．accelerate
B．comfort
C．aggravate
D．alleviate
<上一题 目录 下一题>
热门 试题

单项选择题
The engine was ______ by a tree lying across the line.
A．degraded
B．detached
C．dismissed
D．derailed
单项选择题
I am not in a position either to contradict or ______ this statement.
A．affirm
B．affiliate
C．affect
D．affix
相关试题