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【单选题】
,30岁。因十二指肠溃痛并发瘢痕性幽门梗阻,反复呕吐宿食,消瘦,皮肤干燥,弹性差。入院后经充分术前准备,在硬脊膜外麻醉下行胃大部切除术。术后若发生胃肠吻合口出血,最常见的表现是A.
脉搏细速,血压下降
B.
烦躁不安,面色苍白
C.
尿量减少,四肢湿冷
D.
头晕、心悸、出冷汗
E.
胃管内吸出大量血液
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举一反三
【简答题】在C#中，所有异常类的基类是 。
【简答题】c++标准库中所有异常类的基类是
【单选题】()类是C#中其他所有异常类的基类
A.
System.AllException
B.
System.Exceptions
C.
System.Exception
D.
System.AllExceptions
【单选题】ssh方式远程登录路由器Router时,如果密钥为R3.zhangsan.com,说明主机名为(),域名为()
A.
Router，zhangsan
B.
R3，zhangsan
C.
R3，zhangsan.com
D.
Router，zhangsan.com
【简答题】Long after the lorry had gone, after the dust had settled, and the earth and the sky were in the same place, Lanny stood there, staring at nothing, thinking of nothing, feeling nothing.
【单选题】Long after the lorry had gone, after the dust had settled, and the earth and the sky were in the same place, Lanny stood there, staring at nothing, thinking of nothing, feeling nothing.
A.
松散句
B.
掉尾句
C.
平衡句
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