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问题 单项选择题

治疗合并颅脑内异物的额窦脑脊液鼻漏的方法是（）

A.保守治疗

B.鼻内镜脑脊液鼻漏修补法

C.鼻中隔粘膜瓣法

D.鼻外额窦脑脊液鼻漏修补术

E.鼻内镜粘膜瓣法

答案

参考答案：D

选择题

—What were you doing at 8 o’clock this morning?

—____.

A．I am having breakfast.

B．I want to go to visit my grandfather.

C．I was talking with my teacher at that time.

D．I stayed there for two days.
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单项选择题

银行承兑汇票贴现期限自贴现之日起至汇票到期日止，最长期限不超过（）个月。

A.3

B.6

C.9

D.12
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