单项选择题

In order to prevent stress from being set up in the metal, expansion joints are fitted which ______the stress by allowing the pipe to expand or contract freely.

A．reclaim
B．reconcile
C．rectify
D．relieve
<上一题 目录 下一题>
热门 试题

单项选择题
______ he loves traveling, he does not want to travel alone.
A．As much
B．Much though
C．Much as
D．As
单项选择题
Who would you rather ______ with you, George or me
A．going
B．to go
C．have gone
D．went
相关试题