下列哪种情况不需留置导尿
A.膀胱镜检查B.子宫切除术C. * * 修补术D.大面积烧伤E.前列腺肥大尿潴留
参考答案:A
某公司债券成本为10%,该公司股票风险较低,贝塔系数为0.2,无风险利率为5%。采用债券收益加风险溢价法,则普通股成本是()。
A.11%
B.15%
C.14%
D.13%
—_____.
—I’m fine, thank you.[ ]
A. How do you do?
B. How are you?
C. How do you spell it?
D. How old are you?