题目内容

听力原文: Nater has always been committed to giving our customers more bandwidth, more features, and more services. As part of this commitment, we have always been a leader in providing fun and innovative ways for customers to personalize their internet with services tike homepage customization, wallpaper, games, and now MP3s. By being an industry pioneer in customization, we not only keep our existing customer base satisfied but also attract new customers who want more from their Internet provider.
Who is the intended audience?

A. Sales representatives.
B. Potential customers.
C. Employees.
D. Game developers.

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关于见证点和停止点的说法中,不正确的一项是()。

A. 所谓“见证点”和“停止点”是国际上对于重要程度不同及监督控制要求不同的质量控制对象的一种区分方式
B. “见证点”与“停止点”实际上都是质量控制点
C. 见证点监督称为W点监督
D. B说法错误

软磁盘存储器是一种辅助存储器设备,软盘驱动器在寻找数据时,()。软盘加上写保护后,对它可以进行的操作是()。

A. 盘片不动,磁头运动
B. 盘片运动,磁头不动
C. 盘片和磁头都动
D. 盘片和磁头都不动

资金时间价值的衡量尺度是()。

A. 社会平均劳动时间
B. 利息和利润
C. 考虑时间因素补偿的收益率
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下列关系正确的是()。

A. 经济成本=会计成本+隐含成本
B. 经济成本=会计成本
C. 经济成本=显见成本
D. 经济成本=销售收入-会计成本-隐含成本

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