单项选择题

阑尾炎症时可引起

A.结肠脓肿
B.胰腺脓肿
C.门静脉炎和肝脓肿
D.脾脓肿
E.小肠脓肿

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听力原文：M: I'm looking for the laboratory. Am I on the right floor?W: No. It's on the second floor. You can take the stairs up.Q: Which floor is the man on?(8)A.The first floor.B.The second floor.C.The third floor.D.The top floor.

A.Q:
B.The
C.
B.The
D.
C.The
E.
D.The

单项选择题

女，32岁。排便时肛门滴出鲜血、不痛，首先应考虑是

A.Ⅰ期内痔
B.Ⅱ期内痔
C.混合痔
D.肛裂
E.血栓性外痔

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