Any employee working late on a Friday must remember to turn off all computer ...

admin2020-12-24 75

问题 Any employee working late on a Friday must remember to turn off all computer equip-ment __________ leaving for the night.

选项 A.then
B.until
C.before
D.because

答案C

解析“before”有“在……之前”的意思。

转载请注明原文地址:https://ti.zuoweng.com/ti/pCk8KKKQ

相关试题推荐

随机试题

Thechapteronreimbursementsintheemployeehandbookadvises__________tor...