-My grandmother passed away last week because of a heart attack.

-I'm sorry to hear that.[ ]

A. took away

B. broke away

C. died

D. was in hospital

急性重型肝炎主要病理变化（）

A.肝细胞局灶性坏死

B.肝内淤胆

C.汇管区纤维组织增生

D.汇管区单核细胞浸润

E.肝细胞广泛坏死