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问题 单项选择题 A1/A2型题

中医外科成为独立专科的年代是（）

A.商代

B.周代

C.秦代

D.汉代

E.明代

答案

参考答案：B

解析：周代，外科已成为独立的专科，《周礼·天官篇》中已有疡医之分，即外科医生，主治肿疡、溃疡、金创和折疡。

单项选择题

省级电视中的（）存在激烈竞争。

A.城市频道

B.卫星电视

C.同类栏目

D.不同栏目
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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.

(21) 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.

(22) is a professional organization of individuals in multiple professions which focuses on effort on lower-layer protocols.

(23) functions with two layers of protocols. It can connect networks of different speeds and can be adapted to an environment as it expands.

(24) is the popular LAN developed under the direction of the IEEE802.5.

(25) 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.

（22）是（）

A.ISO

B.ANSI

C.CCYIT

D.IEEE
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