交际主体因素、话语因素、背景知识因素和语境因素影响和制约言语交际活动中言语交际效果。导致言语交际信息接受等值、减值、增值、改值,从而影响说话人预期的交际目的和受话人的交际意图的实现。 The main communicative factors, discourse factors, background knowledge factors and contextual factors influence and restrict the communicative effect of verbal communication in verbal communication activities. Which leads to the verbal communication information accepting the equivalence, devaluation, value-added and value-changing, thus affecting the speaker’s expected communicative purpose and the recipient’s communicative intention.