(114～115题共用题干)男性，50岁，间歇性便血10余年，近1个月持

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问题单项选择题

(114～115题共用题干)男性，50岁，间歇性便血10余年，近1个月持续便血，量多，常呈喷射状，感头晕，肛诊齿线上黏膜呈较大的串球形隆起

应诊断为

A．混合痔

B．内痔

C．外痔

D．直肠癌

答案

参考答案：B

选择题

No one can walk the wire in the air without a bit of fear unless ______ very young. [ ]

A. having trained

B. trained

C. to be trained

D. being trained

选择题

The girl is new here and she lives _______. So she seems _______. [ ]

A. lonely; lonely

B. alone; alone

C. lonely; alone

D. alone; lonely