Scholars were required to master poetry for the civil service exams, but the art was theoretically available to everyone.
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America's priority is rightly to stimulate its economy.
A. 对
B. 错
The Victorians regarded the railways as bringing progress and civilization.
A. 对
B. 错
You are endowed with wealth, good health and a lively intellect.
A. 对
B. 错
统计分组的主要应用有（）
A. 区分现象的类型
B. 反映现象总体的内部结构
C. 比较现象间的一般水平
D. 分析现象的变化关系
E. 研究现象之间的数量依存关系
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