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【单选题】
男性吸烟率是女性的10倍，该指标为A.
相对比
B.
流行率
C.
构成比
D.
罹患率
E.
标化流行率
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反馈参考答案：
举一反三
【单选题】What does the telegram say?
A.
Return immediately for his parents missed him badly.
B.
Return immediately for his aunt is expecting him.
C.
Return immediately for something unusual happened at home.
D.
Return immediately for his uncle was seriously ill at home.
【简答题】1839 年 哪个国家 ( ) 的 Goodyear , 发明了天然橡胶的硫化
【简答题】发明了橡胶的硫化法
【单选题】Based on the scenarios below, what is the expected return for a portfolio with the following return profile?______.
A.
4%
B.
10%
C.
0.2
D.
0.25
参考解析：
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