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问题 单项选择题

10个月女婴，呕吐腹泻3天入院。重度脱水貌，四肢末梢凉，2小时无尿，血清钠135mmol/L。补液首选（）

A.快速静脉滴注2：1等渗液20ml/kg

B.快速静脉滴注4：3：2液20ml/kg

C.快速静脉滴注3：2：1液20ml/kg

D.快速静脉滴注0.9%氯化钠溶液20ml/kg

E.快速静脉滴注5%碳酸氢钠溶液20ml/kg

答案

参考答案：A

选择题

埃及卢克索神庙是世界文化遗产，每年都有几十万游客从世界各地慕名而来。据此回答以下小题。

小题1:埃及87％的居民是阿拉伯人，多信奉

A．基督教

B．佛教

C．伊斯兰教

D．道教小题2:下列行为不利于保护神庙的是

A．控制周围的工业污染

B．限制参观人数

C．禁止在周围修建高大的现代建筑物

D．在神庙雕像上刻写“xx到此一游”
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单项选择题

The presentation layer is concerned with the (1) and semantics of the information exchanged between two systems. The processes in two systems are usually exchanging information in the form of character(2), numbers, and so on. The information should be changed to bit (3) before being transmitted. Because different computers use different encoding systems, the presentation layer is responsible for(4) between these different encoding methods. The presentation layer at the sender changes the information from its sender-dependent format into a common format. The presentation layer at the receiving machine changes the common format into its(5)-dependent format.

空白（1）处应选择（）

A.frequency

B.syntax

C.dialog

D.format
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