肝硬化合并自发性腹膜炎，其主要致病菌是（）。
A．肠球菌
B．幽门螺杆菌
C．金黄色葡萄球菌
D．大肠埃希菌
E．链球菌
参考答案：D
有关会阴切开缝合术，正确的是
A．侧切口长约3.5～6cm
B．正中切口长约2～3cm
C．黏膜用0号或1号肠线间断或连续缝合
D．用0号或1号肠线间断缝合肌层和皮下组织
E．缝毕作常规肛查
His brother, ______ Andy, likes playing football very much and has joined a football club.
[ ]
A. /
B. for example
C. as long as
D. such as
