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【单选题】
当市场上有足够的购买者,他们的需求缺乏弹性时,应采用( )。A.
折扣定价
B.
渗透定价
C.
尾数定价
D.
取脂定价
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反馈参考答案：
举一反三
【单选题】听力原文：As a rule, new scientific theories are seldom accepted immediately so we should be prepared for rejections and turndowns. (23)
A.
Seldom are new scientific theories rejected quickly.
B.
New scientific theories are often slow to be accepted.
C.
Scientists rarely publish their theories immediately.
D.
Quick benefits are expected from this new scientific theory.
【单选题】Views on lanaguage and _______ both influence theories on how language should be taught .
A.
Views on language learning
B.
views on culture learning
C.
values of life
D.
styles of life
【单选题】-Do you think it true that all the theories should ________ facts? -I don't suppose so. If so, there would be no predictions(预言) [ ]
A.
be made on
B.
be based on
C.
be set up with
D.
be built with
【单选题】Views on language and both influence theories on how language should be taught.
A.
views on language learning
B.
views on culture learning
C.
values of life
D.
styles of life
【多选题】在何种输入情况下，“与非”运算的结果是逻辑0。
A.
全部输入是 1 。
B.
全部输入是 1 。
C.
全部输入是 0
D.
任一输入是 0
E.
仅一输入是 0
F.
仅一输入是1
G.
输入有 0 有 1
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