Two major code-switching models, that is, Matrix Language Frame Model by Carol Myers-Scotton and Pragmatic Model of code-switching by Yu Guodong are employed as the main theoretical reference for the analysis and discussion.

• 因此,本文就以《围城》为语料,以Myers-Scotton的主体语言框架模式和于国栋的语用模式为理论基础,重点分析了这些语码转换所遵循的语法规则,寻找可以导致这些语码转换的发生的因素,以及这些语码转换所具有的语用功能。