下列哪项不决定应收账款机会成本的大小?()
A.每日信用销售数额
B.同期有价证券利息率
C.坏账比率
D.收款平均间隔时间
参考答案:C
—I am told to get there before seven tomorrow.
—Well, you ______ to catch the first early bus.
A.expect
B.are expected
C.are expecting
D.will expect
把某大学历年招生的增加人数按时间先后顺序排列,形成的时间数列属于时点数列。()