【判断题】公债按债务偿还期限分为短期、中期和长期,一般一年以内成为短期公债,一年到三年为中期国债,三年以上称为长期国债
【多选题】关于公债的类别,下列说法正确的是?
A.
按偿还期限为标准进行分类,可分为短期公债、中期公债和长期公债
D.
按利率的是否固定分为固定利率债券和浮动利率债券
【判断题】渐变镜的隐形刻印只有圆圈这一种表达方式。
【判断题】既支撑回转零件又传递动力的轴称为传动轴。
【单选题】C What do parents think of that children's working?
B.
They don't think greatly of it
C.
They think it is a great thing for their children.
【单选题】They have no idea at all at the meeting.