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【单选题】
我国的俗语“人往高处走，水往低处流”体现了以下哪一种理论（）A.
三种需要理论
B.
需要层次理论
C.
双因素理论
D.
期望理论
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反馈参考答案：
举一反三
【单选题】Command对象中用于执行Insert,Update,Delete语句的方法是( )
A.
Executequery
B.
Executereader
C.
Executenonquery
D.
Executeupdate
【单选题】I'd love to stay in the team but 1 don't like those players in control of_________ they can do.
A.
what
B.
whoever
C.
whomever
D.
however
【单选题】Command对象中用于执行Insert,Update,Delete语句的方法是( )
A.
ExecuteQuery
B.
ExecuteReader
C.
ExecutenonQuery
D.
ExecuteUpdate
【单选题】I can't______books like those—they just make me sleepy.
A.
carry
B.
suffer
C.
appreciate
D.
take
【单选题】听力原文： A lot of people don't like to give waiters extra money — a tip, but maybe those people don't understand about waitresses and waiters. You see, we get very low wages, most of the time less than t...
A.
explain the derivation of the word 'tip'.
B.
illustrate why difficult customers give bad tips.
C.
put forward reasons for a salary increase.
D.
indicate how one can get better service.
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