本文从使用词汇、口语语言、口语句式三个方面讨论分析了口语语言与背景环境、交际场合与技巧等因素之间的关系,揭示了口语语体的基本特点和规律。【Abstract】 In this article, there are three aspects including the usage of vocabulary, the characteristic of spoken language and sentence structure and its formation . It has analyzed the relationship between spoken language and background environment, between communicative occasions and techniques. It has promulgated the essential features and rules of Colloquial Style.