(病例组型最佳选择题，2～3个题共用题干) 男性，30岁，便后出

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问题单项选择题

(病例组型最佳选择题，2～3个题共用题干)

男性，30岁，便后出血伴有半球形肿物脱出，无疼痛，便后肿物需用手回纳，另肛门表面有3个暗红色硬结。

为明确诊断，病人还需做哪项检查

A．B超

B．肛门镜

C．X光

D．直肠指诊

E．纤维结肠镜

答案

参考答案：D

选择题

Is that the reason ______ at the meeting for his carelessness in his work? Actually we think he is a man who

is hard ______ himself especially in work. [ ]

A. that he explained to all; on

B. what he explained all; with

C. why he explained to all; at

D. which he explained to all; to

单项选择题 A1型题

下列各项中，不属于复发诱因的是（）

A.劳复

B.正气

C.食复

D.药复

E.复感新邪