| In promising to fuse media as diverse
as television, telephone communication, video games, music and data
transmission, the era of digital convergence goes better than yesterday’s
celebrated "information superhighway". Yet achieving this single technology is
far from straightforward. There are currently three major television broadcast
standards, and they are all incompatible with each other. But this is nothing
compared to the many technologies supporting the Internet, each with a different
bandwidth and physical media. The problems faced in designing platforms and
communication systems that will be accepted across the world can appear
insuperable. Even once global standards are assured, however, a further obstacle lies in wait. The Internet is plagued by long, erratic response times because it is a pull-technology, driven by patterns of user demands. P A. suspicion. B. optimism. C. frustration. D. pessimism. [简答题]现在合成甲醇的三大缺点？
[判断题]混凝土配合比中用水量与骨料的品种和粒径无关。( )
[单项选择]自( )起，我国的税收设最惠国税率、协定税率、特惠税率、普通税率四档税率。
A. 2000年1月1日 B. 2001年1月1日 C. 2002年1月1日 D. 2003年1月1日 [填空题]The human nose is an underrated tool. Humans are often thought to be insensitive smellers compared with animals, ________ this is largely because, ________ animals, we stand upright. This means that our noses are ________ to perceiving those smells which float through the air, ________ the majority of smells which stick to surfaces. In fact, ________ , we are extremely sensitive to smells, ________ we do not generally realize it. Our noses are capable of ________ human smells even when these are________to far below one part in one million.
Strangely, some people find that they can smell one type of flower but not another, ________ others are sensitive to the smells of both flowers. This may be because some people do not have the genes necessary to generate ________ smell receptors in the nose. These receptors are the cells which sense smells and send ________ to the brain. However, it has been found that even people insensitive to a certain smell ________
A. A． diluted B．dissolved C．dispersed D．diffused [判断题]违章记分以1个自然年度为周期，按照分级统计的原则予以累计，对不同层级查处的违章进行累加。
A.正确 B.错误 [简答题]《铁路旅客运输办理细则》（铁运〔1997〕103号）规定，发生误售、误购时，站、车应如何处理？
[多项选择]转让旧房地产及建筑物的扣除项H包括( )。
A. 取得土地使用权所支付的地价款 B. 旧房及建筑物的重置成本价 C. 旧房及建筑物的评估价格 D. 转让环节缴纳的税款 E. 取得土地使用权时按国家统一规定缴纳的有关费用 我来回答: 提交
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