运输需求在非价格因素的影响下,将引起均衡运价和运量反方向变动。 ()
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A person’s social backgrounds do not exert a shaping influence on his choice of linguistic features.()
A lingua franca can only be used within a particular country for communication among groups of people with different linguistic backgrounds.()
The standard language is a better language than nonstandard languages.()
道路交通事故车辆安全技术鉴定的法律依据主要包括中华人民共和国《刑事诉讼法》和()以及公安部《交通事故处理程序规定》等。