Based on the analysis of cognitive contexts, this paper deals with the dynamic pragmatic role in the selection of grammatical constructions and the assigning of their implicatures, and also reveal their strong cognitive explanatory power.

• 文章在分析认知语境概念的基础上运用认知语境理论对静态的语法的主要五个层面进行了动态的语用研究 ,认为认知语境对语法结构的选择及其隐性意义的确定起着动态的语用制约作用 ,具有很强的认知阐释力。