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【多选题】
现代商务活动,任何一笔交易都离开的“三流”是()A.
物流
B.
数据流
C.
信息流
D.
资金流
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【单选题】听力原文：W：Doctor Smith asked us to watch that special on the Civil War on TV this weekend．Do you want to come over Saturday night? M：Oh，I'm supposed to help my cousin move then. It's being rebroadcast on...
A.
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B.
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C.
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D.
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