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问题 选择题

温 * * * * 2009年2月28日下午3时与网友在线交流，问政于民，问计于民。政府这种问政于民，问计于民的做法(　　　)

①扩大了公民的民主权力　　②能够使决策反映民意，做到决策利民

③体现了党科学执政、民主执政　　④有利于引导公民有序地参与政治生活

A．①③

B．②④

C．①②④

D．②③④

答案

答案：B

单项选择题

（）analysis emphasizes the drawing of pictorial system models to document andvalidate both existing and/or proposed systems. Ultimately, the system models become the（）for designing and constructing an improved system. （）is such a technique. Theemphasis in this technique is process-centered. Systems analysts draw a series of processmodels called （）. （）is another such technique that integrates data and processconcerns into constructs called objects.

（）analysis emphasizes the drawing of pictorial system models to document andvalidate both existing and/or proposed systems

A．Prototyping

B．Accelerated

C．Model-driven

D．Iterative
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单项选择题 B型题

细胞膜的跨膜物质转运功能中，“这是一种单纯的物理过程，氧和二氧化碳通过细胞膜甚或肺泡中的呼吸膜”属于（）

A.单纯扩散

B.易化扩散

C.主动转运

D.被动转运

E.引起兴奋的条件
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