治疗真菌性肺炎应首选
A．灰黄霉素
B．制霉菌素
C．二性霉素B
D．酮康唑
E．5-氟胞嘧啶
参考答案：C
Which of the following statements concerning arbitrage-free bond prices is FALSE（）
A. The riskier the bond, the greater is its credit spread.
B. It is not possible to strip coupons from U. S. Treasuries and resell them.
C. The determination of spot rates is usually done using risk-free securities.
根据《会计法》规定，一般会计人员办理交接手续，应当由( )监交。
A．其他会计人员 B．单位负责人C．主管部门委派人员 D．会计机构负责人
