操作权限的监督()
A.记录操作人员姓名、操作时间和操作步骤,以备审计和明确责任
B.加强日常操作的监督
C.加强对重要操作的监督
D.加强人员素质监督
参考答案:A, B, C
The sales girl showed her several bags and she chose the _____ one as she
didn't want to spend too much money on it. [ ]
A. most expensive
B. dearest
C. least expensive
D. most cheapest
当飞机飞过中台时,MM的颜色是()
A.青色
B.黄色
C.白色
D.红色