Many students were watching the story of the heroes from Changjiang University on TV, ________ moved to tears.

A．all of them

B．all of whom

C．all of that

D．all of which

痿证的主要病理是（）

A.肾阳虚衰

B.筋脉失于濡养

C.肺失输布通调

D.脾运不健，湿困中焦

E.邪阻经络，气血运行不畅