The role change from husband to father, although difficult, doesn’t seem so great as _____    from wife to mother.

A．one

B．that

C．it

D．those

成年人门静脉高压症继发食管、胃底静脉破裂大出血，最常见的严重并发症是

A．急性重型肝炎

B．失血性贫血

C．急性弥漫性腹膜炎

D．血氨增高、肝性脑病

E．应激性溃疡