词块在二语习得中的语境动态顺应初 探

词块是语法、语义、语用及语境的统一体。在词块信息输入过程中，二语学习者既要习得词块的语义信息，也要深化语法机制的分析，更要顺应语境要求，提高词块提取的效率。因此引入语境动态顺应的概念，可以加强二语习得者的结构分析意识，拓展单一词块的生成空间，提供真实的语言环境，切实提高词块应用的流畅性和地道性。

An Exploration into Dynamic Context Adaptation of Lexical Chunk in SLA

Lexical chunk is a combination of syntax, semantics, pragmatics and context. In the process of its input, second language learners are supposed to acquire its semantic information, lay emphasis on the analysis of syntactic principles, and above all comply with contextual requirements. Thereafter, the output of lexical chunk will be made more efficient. Under this circumstance, it is si the concept of dynamic context adaptation. It can enhance second language gnificantly essential to introduce learners＂ awareness of syntactic analysis, expand its generative capability of a mere lexical chunk and create a genuine language context, which undoubtedly fosters their ability in using lexical chunks fluently and idiomatically.