财务内部收益率(FIRR)，是指项目在整个计算期内，各年净现金流量现值累计( )时的折现率。
A．大于零
B．等于零
C．小于零
D．无关系
参考答案：B
Even when I am able to get in touch with the manager and tell him your request, I cannot_____he will
reply. [ ]
A. stress
B. appeal
C. inform
D. guarantee
孔木散
