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问题 选择题

在明朝以前，中国中药书籍对药物分类的标准大多都是

A．药材的产地

B．药材的形状

C．药材的药性

D．药材的自然属性

答案

答案：C

以往的医药典籍中，药物多按药性分类，比较混乱，李时珍在《本草纲目》中运用了先进的药物分类法。

单项选择题 B1型题

臌胀神昏而痉厥者，宜选（）。

A.安宫牛黄丸

B.紫血丹

C.至宝丹

D.苏合香丸

E.参附汤
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单项选择题

For each blank, choose the best answer from the four choices and write down on the answer sheet.
(66) is a six bytes OSI layer 2 address which is burned into every networking device that provides its unique identity for point to point communication.
(67) is a professional organization of individuals in multiple professions which focuses on effort on lower-layer protocols.
(68) functions with two layers of protocols. It can connect networks of different speeds and can be adapted to an environment as it expands.
(69) is the popular LAN developed under the direction of the IEEE 802.5.
(70) is the popular backbone technology for transmitting information at high speed with a high level of fault tolerance which is developed under the direction of ANSI.

A．The hub

B．The bridge

C．The router

D．The proxy
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