话语交际往往受诸多隐性语境因素的制约和干预,交际双方背景信息就是一个重要的制约和干预因素。交际双方背景信息,主要指交际双方的社会知识结构及双方的个人背景知识。交际双方背景信息对话语交际的干预,一方面体现在交际双方共处在 Discourse communication is often constrained and interfered by many hidden contextual factors. The background information of both parties is an important constraint and intervention factor. The background information of both parties in communication mainly refers to the social knowledge structure of both parties involved and the personal background knowledge of both parties. Interpersonal communication background information on interpersonal communication intervention, on the one hand is reflected in the coexistence of both communicators