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问题 多项选择题

《公民道德建设实施纲要》提出，要大力倡导以（）、奉献社会为主要内容的职业道德，鼓励人们在工作中做一个好建设者。

A.爱岗敬业

B.诚实守信

C.办事公道

D.服务群众

答案

参考答案：A, B, C, D

单项选择题

There is no question that computer applications such as (71) , electronic mail, and (72) publishing have changed the way people work. These computer applications have enhanced users capacity for communication and have improved their productivity. The success of these applications has prompted both vendors and researchers to continue to seek new ways to further advance the information technology revolution. Enter the latest innovation: networked (73) systems. They convey information in multiple (74) : text, graphics, video, audio, (75) , computer simulations, and so forth. Advocates of these systems argue that they are the next logical step in human communication; however, modifying our current networks to accommodate the variety of media will present significant technical difficulties.

A．on-desk

B．tabletop

C．desktop

D．table-board
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单项选择题

MPEG-1标准不包括下面哪个（）。

A.MPEG图像

B.一致性测试

C.MPEG音频

D.MPEG系统
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