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【多选题】
边际贡献率等于()。A.
1-变动成本率
B.
边际贡献总额/销售收入×100%
C.
1-保本作业率
D.
单位边际贡献/单价×100%
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【单选题】The bizarre antics of sleepwalkers have puzzled police, perplexed scientists, and fascinated writers for centuries. There is an endless supply of stories about sleepwalkers. Person have been said to c...
A.
inconceivable
B.
unbelievable
C.
suspected
D.
implausible
【简答题】In Shanxi province you may be offered brains to eat. Frightened? You shouldn ’t be, because these brains are only a food, which is famous for its unusual name and rich nutrition(营养). Brains as a food ...
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