买入债券后持有一段时间,又在债券到期前将其出售而得到的收益率为()。
A.即期收益率
B.到期收益率
C.持有期收益率
D.提前赎回收益率
参考答案:C
—Have you been wasting time on computer games again?
—_____. I’ve been studying a lot and I need a break.
A.No way
B.Not really
C.I don’t agree
D.I couldn’t agree more
若(x-1)2=4,则x=( )。