【正确答案】正确答案：We use language for an almost infinite number of purposes, from writing letters to gossiping with our friends, making speeches and talking to ourselves in the mirror. But the primary function of language of language is to transmit information and to convey commands, feelings and emotions. That is, language is a tool of communication. The term "communication" can be used to cover much of the function of language. This function can be further divided into more specific functions , such as phatic function/communion, directive function, informative function, interrogative function, expressive function, evocative function, performative function etc.