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问题 单项选择题

矩阵组织结构的特点是( )。

A．矩阵组织结构的指令源有两个

B．当纵向和横向指令发生矛盾时，可以任何指令都不服从

C．矩阵组织结构模式的指令路径过长

D．矩阵组织结构是一种传统的组织结构模式。

答案

参考答案：A

单项选择题

有关被动扩散的特征不正确的是

A．不消耗能量
B．具有饱和现象
C．由高浓度向低浓度转运
D．不需要载体进行转运
E．转运速度与膜两侧的浓度成正比
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单项选择题

With the widespread use of the personal computer, many authorities in the field of (56) have pointed out the need for computer literacy.
Unfortunately, there is no (57) agreement as to what the term "computer literacy" means. Some feel that computer literacy means knowing how to make the computer "compute"; that is knowing how to program computers in one or more programming languages.
Others feel that knowing how to program is merely a small segment of computer literacy. These people (58) the major emphasis in schools should be on teaching how to effectively use the many software packages that are available.
Still others suggest that computer literacy education is not required. They suggest that computers are being so rapidly integrated into our society that using a computer will be as (59) as using a telephone or a video tape recorder, and that special education will not be necessary. (60) of one’s definition of computer literacy, it is recognized by most that learning to use a computer is indeed an important skill in modern society.

A．Importance

B．Instead

C．Because

D．Regardless
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