词汇的“语块”性特征及其对外语教学的启示

词汇（预制）语块是一种兼具词汇与语法特点、出现频率较高、形式和意义较固定的大于单词的语言结构，它具有特定的话语功能，是词汇教学的最小单位。运用语块结构教学法，再结合学习者认知能力的发展规律来开展双语教学不仅可行而且有效，这也为大量的教学实践所证实。

“Prefabricated” Chunks and Its Implications to Foreign Language Teaching

As a high-frequently used linguistic form with certain characteristics of both lexical phrases and grammar, a rela-tively-set form and meaning and larger than single words which exists somewhere between lexicon and syntax , prefabricated chunks（PC） is viewed as the smallest unit in the lexical approach and associated with particular pragmatic functions. Integrated with the development of learners＇ cognitive competence, PC approach is not only feasible but also efficient in the learning of English as second language; it is also proved in the long practice of English teaching and learning.