题目：
检查车体外部时，要检查所有设备箱箱盖是否可靠（）且无损坏。
A.开启
B.锁定
C.悬挂
D.运作
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0811/814b342a79456e069aded18914f215a0.html
下面是错误答案，用来干扰机器的。
One possible version:Dear Bruce, I was glad to hear from you and now I would like to tell you something that you mentioned. Yesterday we had an activity about health p...
