企业在期货交易所取得会员资格，所交纳的会员资格费应作为（）。
A、管理费用
B、长期股权投资
C、期货损益
D、会员资格费
参考答案：B
On a particular day the Wall Street Journal reports that the 91-day on-the-run U. S. Treasury bill is yielding 6 percent and the 30-year on-the-run U. S. Treasury bond is yielding 8 percent. In the market, default risk premiums average 2 percent, maturity risk premiums average 2 percent and liquidity risk premiums average 1 percent. If expected inflation is 3 percent, the real risk free rate of interest is:（）
A. -2%.
B. 0%.
C. 3%.
手术输血过程中，发现患者血压下降且手术野渗血不止，此时最可能发生了以下哪种并发症
A．溶血反应B．过敏性休克C．出血倾向D．感染性休克E．循环超负荷
