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问题 单项选择题

下列有关成本、费用的表述中，错误的是( )。

A．费用是企业为销售商品、提供劳务等日常活动所发生的经济和利益的流出。

B．成本主要是指为生产经营某种产品而发生的费用

C．成本是对象化了的费用

D．成本与费用有着根本的区别

答案

参考答案：D

单项选择题

Although the bulk of industry resources and energies have focused on developing the fastest (1) or slickest (2) more and more mindshare is turning to the evolution of the computer interface. Advancements in the areas of input devices, (3) processing and vitual reality could lead to fundamental changes in the way human and computer interact. The technological battlefield of the future will be adding layers between the user and the raw machine to make the (4) as invisible as possible. (5) represents the next evolutionary step for the interface.

5（）

A．application software

B．eye-tracking device

C．application programs

D．vitual reality
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单项选择题

甲与乙签订了行纪合同，由乙为甲购买二手汽车。乙知道丙想转手卖掉自己的汽车，乙告诉了丙其与甲之间的关系，而与丙订立买卖合同，下列说法正确的是（）。

A.买卖合同的当事人为乙与丙

B.买卖合同的当事人为甲与丙

C.买卖合同的当事人为甲与乙

D.乙已经向丙披露了甲，甲可以要求丙履行义务
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