遵守本单位和客户单位的规章制度及工作纪律是保安员的（）。
A.权利
B.义务
C.职责
D.任务
参考答案：B
— I am not sure which dress to wear for the party.
— God! I have no idea, .
A．too
B．neither
C．either
D．also
I ____________ a new crayon.[ ]
A. have
B. is
C. are
