Mr Han，my neighbor，is always helping those who are in trouble without expecting anything ________.[ ]

A．in turn  

B．in return

C．in detail 

D．in addition

肝硬化特征性病理表现是

A．炎细胞浸润

B．肝细胞浊肿变性

C．肝细胞坏死

D．肝细胞脂肪变性

E．假小叶形成