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问题 单项选择题

按照铋50%、铅26.7%、镉10.0%、锡13.3%配比的低熔点铅的密度是()

A．8.1g/cm3 

B．8.5g/cm3 

C．9.4g/cm3 

D．9.8g/cm3 

E．10.2g/cm3

答案

参考答案：C

单项选择题

Accelerated analysis approaches emphasize the construction of (71) to more rapidly identify business and user requirements for a new system. As an accelerated analysis technology, (72) reads the program code and automatically generates the equivalent system model, and the code can be obtained from (73) All system analysis approaches require some form of (74) which includes those techniques to be used to identify or extract system problems and solution requirements from user community. (75) is a classical set of techniques used to collect information about system problems, opportunities, solution requirements, and priorities.

（73）是（）

A. existing database and application program

B. application program and user interface

C. existing database and user interface

D. existing database, application program and user interface
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鹧鸪天

室人降日，以此奉寄

元·魏 初

去岁今辰却到家，今年相望又天涯。一春心事闲无处，两鬓秋霜细有华。

山接水，水明霞，满林残照见归鸦。几时收拾田园了，儿女团圆夜煮茶。

注：室人降日：妻子生日。

小题1:具体分析词的前两句使用了什么表现手法？你认为这两句中最生动形象的是哪个词？请简要分析。（5分）

答：                                                                       

小题2:有人说“万里悲愁长作客，百年多病独登台”两句抒发了杜甫的八种思想感情。试结合全词具体分析这首词表达出了词人的哪些思想感情？（6分）

答：                                                                       
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