—Have you sold your house?

—No. Last week only four people came to look at the house, _____ wanted to buy it.

A．none of them

B．none of whom

C．neither of them

D．neither of whom

患者心悸眩晕，胸闷痞满，渴不欲饮，小便短少，下肢浮肿，形寒肢冷，伴恶心欲吐，流涎，舌淡胖，苔白滑，脉沉细而滑 。

其病机为（）

A.脾肾阳虚，水饮内停，上凌于心

B.心脉瘀阻，心失所养

C.痰火扰心，心神不安

D.心阳虚衰，无以温养心神

E.心虚胆怯，心神不安