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问题 选择题

用英语交换日语、用驾驶交换修车、用设计交换瑜伽、用电脑技术交换股票证券知识……这是最近在白领中流行的一种技能交换方式，他们以自己的特长作为资本通过网络平台，和别人交换自己想学的技能。技能交换

①实质是交换者之间劳动的交换              ②是商品流通的一种特殊形式

③从消费目的看,“技能互换”属于劳务消费   ④其交换也应该遵循等价交换的原则

A．①③

B．①④

C．②③

D．②④

答案

答案：B

题目分析：商品是用于交换的劳动产品。这里的技能属于商品，是使用价值和价值的统一体。商品交换的实质是商品生产者之间的劳动交换，其交换也要遵循等价交换的原则，①④符合题意，选B。商品流通是以货币为媒介的商品交换，技能交换不属于商品流通，②错误；从消费目的看，技能交换属于发展资料消费，③错误。

考点:本题考查商品的相关知识

单项选择题 案例分析题

From childhood to old age, we all use language as a means of broadening our knowledge of ourselves and the world about us. When humans first 1 , they were like newborn children, unable to use this 2 tool. Yet once language developed, the possibilities for human kind’s future 3 and cultural growth increased.

Many linguists believe that evolution is 4 for our ability to produce and use language. They 5 that our highly evolved brain provides us 6 an innate language ability not found in lower 7 . Proponents of this innateness theory say that our 8 for language is inborn, but that language itself develops gradually, 9 a function of the growth of the brain during childhood. Therefore there are critical 10 times for language development.

Current 11 of innateness theory are mixed, however, evidence supporting the existence of some innate abilities is undeniable. 12 , more and more schools are discovering that foreign languages are best taught in 13 grades. Young children often can learn several languages by being 14 to them, while adults have a much harder time learning another language once the 15 of their first language have become firmly fixed.

16 some aspects of language are undeniably innate, language does not develop automatically in a vacuum. Children who have been 17 from other human beings do not possess language. This demonstrates that 18 with other human beings is necessary for proper language development. Some linguists believe that this is even more basic to human language 19 than any innate capacities. These theorists view language as imitative, learned behavior. 20 , children learn language from their parents by imitating them. Parents gradually shape their child's language skills by positively reinforcing precise imitations and negatively reinforcing imprecise ones.

请在9处填上正确答案（）

A.as

B.justas

C.like

D.unlike
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判断题

迂回运输是一种舍近求远的运输，是不合理运输中最严重的形式。( )
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