Has she had a cold like pig flu. _____?  for she is absent.

A．if anything

B．or anything

C．for anything

D．anything but

配对计量资料进行假设检验时，（）

A.仅能用配对t检验

B.仅能用随机区组方差分析

C.用配对t检验和随机区组方差分析都可以

D.仅能用成组t检验

E.以上都不对