只有一个瘘管，并通过外括约肌深层以下，内口在肛窦附近：
A．大肠B．肺C．肾D．肝E．脾
参考答案：D
The school board listened quietly as Jack read the demands that his classmates ______ forward.
A．be putting
B．had put
C．were put
D．have put
指出下面哪项是错误的治疗积聚法则（）
A.晚期邪深，专攻病邪
B.坚者削之，结者散之
C.善治者当先补虚
D.养正积自除
E.大积大聚，其可犯也，衰期大半而止
