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【单选题】
等效用曲线上任一点斜率的绝对值代表了( )。A.
消费者为了提高效用而获得另一些商品时愿意放弃的某一种商品的数量
B.
两种商品价格的价格比率
C.
在确保消费者效用不变的情况下，一种商品和另一种商品的替代比率
D.
消费者花在各种商品上的货币总值
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】变压器的初、次级电动势E1、E2和初、次级线圈匝数N1、N2之间的关系为()。
A.
E 1 /E 2 =N 1 /N 2
B.
E 1 /E 2 =N 2 /N 1
C.
E 1 /E 2 =N 1 2 /N
D.
无明显规律
【单选题】We give dogs time, space and love we can spare, and ____________, dogs give us their all.
A.
in charge
B.
in fact
C.
in case
D.
in return
【单选题】The cost of living for ___ residents is much higher than that for those in rural areas.
A.
vital
B.
urban
C.
crucial
D.
thorough
【单选题】We give enough time, space and love we can spare, and _____,dogs give us their all. [ ]
A.
in all
B.
in fact
C.
in short
D.
in return
【单选题】We give dogs time，space and love we can spare，and ________ dogs give us their all.
A.
in all
B.
in fact
C.
in short
D.
in return
【单选题】We give dogs time, space and love we can spare, and ________， dogs give us their all.(2010·江西)
A.
in all
B.
in fact
C.
in short
D.
in return
【简答题】My shoes were really __________ - they only cost $15.
【单选题】We give dogs time, space and love we can spare, and _______, dogs give us their all.
A.
in return
B.
in all
C.
in fact
D.
in short
【简答题】将企业最薄弱环节进行 ,可集中优势资源,提高企业的整体竞争力。
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