本文论述了英语学习者词块能力对词汇习得、学习者的写作水平和口语水平的影响。词块知识的学习对英语学习者习得词汇的广度和深度有重要的影响,应用词块的能力与学习者的写作水平和口语水平有显著的相关关系。高水平的英语学习者往往能够比较快而且比较准确地识别语料中出现的词块,同时能够积极地把掌握的词块应用到语言输出的过程中,即写作与口语表达的过程中。 This article discusses the impact of vocabulary ability of English learners on vocabulary acquisition, learner’s writing ability and oral English proficiency. The learning of lexical knowledge has an important influence on the breadth and depth of English learners ’vocabulary acquisition. The ability of applying lexical chunks has a significant correlation with learners’ writing and oral English proficiency. High-level English learners are often able to quickly and accurately identify the phrase appears in the corpus, and can actively grasp the block of words applied to the process of language output, that is, the process of writing and speaking.