嵌顿疝与绞窄疝的鉴别要点( )A．有无休克表现B．与疝块不能还

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问题单项选择题

嵌顿疝与绞窄疝的鉴别要点( )

A．有无休克表现
B．与疝块不能还纳的时间长短有关
C．疝块有否压痛
D．有无肠梗阻发生
E．疝内容物有无血循环障碍

答案

参考答案：E

选择题

Below ____ an article about advertisements ____ by a student for her English project.

A．are; writing

B．be; to be written

C．being; written

D．is; written

单项选择题

要在报表上显示格式为"7/总10页"的页码，则计算控件的控件源应设置为______。

A．[Page]/总[Pages]

B．=[Page]/总[Pages]

C．[Page]&"/总"&[Pages]

D．=[Page]&"/总"&[Pages]