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【单选题】
经济学中的利润是指经济利润，π=TR-TC，其中π=0时，表示( )。A.
收支相抵，厂商可获得正常利润
B.
不仅获得正常利润，还可获得超额利润
C.
厂商出现亏损
D.
厂商实现利润最大化
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举一反三
【单选题】Which culture tends to envelope each other in breath when talking?
A.
Arabian culture
B.
American culture
C.
British culture
D.
Chinese culture
【简答题】This view seems to be peculiar our culture which traditionally tends to describe the nation a large family.
【单选题】Which one of the following elements of culture tends to resist change and adaptation?
A.
Artifact
B.
Gender role
C.
Value
D.
Context
【简答题】球的大圆周长为 6π ,则此大圆面积为_________.
【单选题】The culture of which country tends to have lower levels of internal motivation?
A.
United States
B.
Canada
C.
Great Britain
D.
Portugal
E.
Australia
【简答题】完形填空。 Young people are often unhappy when they're with their parents. They say that their parents don't 1 them. They often think their parents are too strict with them. 2 often find it difficult to wi...
【单选题】球面上有三点A、B、C，任意两点之间的球面距离都等于球大圆周长的四分之一，且过这三点的截面圆的面积为4π，则此球的体积为（ ）
A.
4 6 π
B.
4 3 π
C.
8 3 π
D.
8 6 π
【单选题】Which culture tends to enjoy short distance when communicating?
A.
Arabian culture
B.
American culture
C.
British culture
D.
Chinese culture
【单选题】Which one of the following elements of culture tends to be the deepest manifestation of culture?
A.
artifacts
B.
gender roles
C.
values
D.
housing
【简答题】球的大圆周长为6π ,则此球的表面积为 _______
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