The term social strata refers to the extent to which individuals can move out of the strata into which they were born.
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In countries where the value of group identification is considered to be primary, managers and workers are discouraged from moving from company to company.
A. 对
B. 错
万维网 WWW (World Wide Web) 是一种特殊的计算机网络。
A. 对
B. 错
万维网是一个大规模的、联机式的信息储藏所。
A. 对
B. 错
万维网用链接的方法能非常方便地从互联网上的一个站点访问另一个站点,从而主动地按需获取丰富的信息。
A. 对
B. 错