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【单选题】
乘务管理工作的基础是( )。A.
企业文化
B.
行业规范
C.
法律体系
D.
规章制度
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】模拟信号在经过采样器采样后,输出的信号类型是
【简答题】根据信道中所传输的信号类型是模拟信号还是数字信号,通信系统可分为:( )通信和( )通信。
【单选题】His client made a ______ about his carelessness in dealing with the case.
A.
complaint
B.
claim
C.
decision
D.
reservation
【单选题】His carelessness ______ his failure in the exams.
A.
resulted from
B.
resulted in
C.
resulted
D.
resulted to
【简答题】制造 ,做;使得
【单选题】Is this the reason ___ at the meeting for his carelessness in his work?
A.
he explained
B.
what explained
C.
how he explained
D.
why he explained
【简答题】做,制造
【简答题】人要怎样做才能够使上下通气？
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