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【单选题】
引起全身 体循环静脉压增高最主要的原因是A.
静脉栓塞
B.
衰竭
C.
右心衰竭
D.
纵隔肿瘤
E.
淋巴回流受阻
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举一反三
【单选题】Buyers are less price sensitive for all of the following reasons except ________.
A.
when the product they are buying is in high demand
B.
when the total expenditure for a product is high relative to their income
C.
when the product they are buying is unique
D.
when the product is a specialty product
E.
when substitute products are hard to find
【简答题】"Be sensitive to price"means ________ in Chinese.
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