贴现债券通常在票面上（），是一种折价发行的债券。
A.不规定利率
B.规定利率
C.标明折价率
D.不标明折价率
参考答案：A
— Can you possibly lend me fifty dollars until pay day?
— _____ Do you think I was born with a silver spoon in my mouth? [ ]
A. Sure.
B. It's out of the question.
C. It's out of question.
D. Why me?
练习方式有多种，根据练习途径的不同可分为（）。
A.模拟练习
B.实际练习
C.集中练习
D.心理练习
