They talked for about an hour of things and persons ________ they remembered in the school.

A．which

B．that

C．who

D．whom

关于急性扁桃体炎病理分类可分为（）。

A.急性单纯性扁桃体炎

B.急性滤泡性扁桃体炎

C.急性隐窝性扁桃体炎

D.急性溃疡性扁桃体炎

E.急性化脓性扁桃体炎