施工准备质量控制的内容主要有（）。
A.作业技术交底
B.施工承包单位资质的核查
C.施工组织设计审查
D.现场施工准备的质量控制
参考答案：B, C, D
苏格拉底把人分成三个等级：哲学家、军人和劳动者。
An argument against using the price-to-sales (P/S) valuation approach is that:（）
A. sales figures are not as easy to manipulate or distort as earnings per share (EPS) and book value.
B. P/S ratios do not express differences in cost structures across companies.
C. P/S ratios are not as volatile as price-to-earnings (P/E) multiples.
