语言是人类特有的用来表达、交流思想的工具。人们阐明事理、传递信息、抒发胸臆、交流感情,几乎总是通过语言行为去完成。在人们运用语言进行交际的过程中,根据说话人的意图,语言产生的环境和其它方面的因素,可使用直不曲、露而不藏的话语, Language is a human-specific tool for expressing and exchanging ideas. People clarifying things, sending messages, expressing their thoughts, and sharing their feelings are almost always done through verbal acts. In the process of people’s use of language to communicate, according to the speaker’s intention, the environment in which the language is generated, and other factors, a straightforward discourse can be used,