列车队修理车辆故障分为（）
A、大件修和小件修
B、简化修和重点修
C、彻底修和应急修
参考答案：A
The efficient market hypothesis implies that fundamental analysis:（）
A. can achieve superior returns by extrapolating historical data.
B. will be successful if transaction costs are minimized by focusing on a limited number of large-capitalization stocks.
C. requires the analyst to predict movements in relevant variables that affect rates of return.
改革是中国的第二次革命。改革是( )
A．一场政治革命 B．为了解放生产力C．对社会基本矛盾的一般性变革 D．对社会基本制度的根本性变革
