School life in Britain is _________ that in America.

A．the same like

B．same interesting as

C．so interesting as

D．different from

抗体形成细胞测定是B细胞功能测定方法之一。它常用的测定方法是（）

A.红细胞凝集试验

B.红细胞凝集抑制试验

C.补体结合试验

D.溶血空斑试验

E.酶免测定