在计算房地产投资项目的偿债备付率时,可用于还本付息的资金包括()。
A.投资回报
B.投资回收
C.折旧和摊销
D.在成本中列支的利息
E.可用于还款的利润
参考答案:C, D, E
—Is that computer engineer James King?
—It _____ him. I'm not quite sure.
A. must be
B. maybe
C. may be
D. should be
热油泵和冷油泵有何区别?