债务偿还分析中包括偿债资金来源、资金偿还方式和（）的分析。
A.偿债能力
B.偿债资金去向
C.资金构成
D.债务比
参考答案：A
An analyst does research about capital asset pricing model. Which of the following statements is most accurate The security market line (SML):（）
A. is a graphical representation of the capital asset pricing model that plots expected retum versus beta for any security.
B. includes all possible combinations of the risk-free asset and any risky portfolio.
C. includes all possible combinations of the risk-free asset and the market portfolio.
目前水情测报系统的电源主要采用太阳能供电，设计容量一般要求达到在连续阴雨无阳光的情况下，遥测站能连续工作多少天？
