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问题 单项选择题

按费用最低的原则安排进度计划，整个工程需要的建设时间就较长，这表明投资目标与进度目标存在( )关系。

A．既不对立又不统一

B．既对立又统一

C．对立

D．统一

答案

参考答案：C

填空题

社会流动常常被人们看作是（）的指示器，是社会选择的一种途径。
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单项选择题

DOM is a platform-and language- (21) API that allows programs and scripts to dynamically access and update the content, structure and style of WWW documents (currently ,definitions for HTML and XML documents are part of the specification). The document can be further processed and the results of that processing can be incorporated back into the presented (22) . DOM is a (23) -based AP1 to documents, which requires the whole document to be represented in (24) while processing it. A simpler alternative to DOM is the event-based SAX, which can be used to process very large (25) documents that do not fit info the memory available for processing.

A．XML

B．HTML

C．script

D．web
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