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问题 单项选择题

胃十二指肠溃疡手术的绝对适应证是( )

A．瘢痕性幽门梗阻
B．胃十二指肠溃疡大出血
C．胃十二指肠溃疡急性穿孔
D．十二指肠溃疡并球部变形
E．穿透性十二指肠溃疡

答案

参考答案：A

单项选择题

基金管理人应当在基金份额发售的（）日前公布招募说明书、基金合同及其他有关文件。

A.1

B.2

C.3

D.6
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选择题

--- Has your brother returned from America yet?

--- Yes, but he ______ here for only three days before his company sent him to Africa.

A．has been

B．was

C．will be

D．would be
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