在债券票面利率已定的情况下，可以通过调整（）来调整债券的实际收益率。
A.发行规模
B.发行价格
C.发行机构
D.发行时间
参考答案：B
下列抗结核药中，哪种不是杀菌药
A．INHB．RFPC．PZAD．SME．EMB
Mary is by no means learned; nor is she good at any practical trade. The only asset she possesses is her beauty.()
A. something valuable
B. temptation
C. something pleasing to the eye
D. womanly virtue
