It was on October 1st ____ new China was founded.
A.which
B.when
C.as
D.that
答案:D
将半年期利率y(或称“周期性收益率”)乘以2得到的年到期收益率与实际年收益率的关系为()。
A.一样大
B.没有相关关系
C.前者较小
D.前者较大
简述“个园”名称的由来。