大学英语的词汇教学应注重培养学习者掌握交流中频繁出现的固定词组、搭配及词块和句型的能力,促进提高写作、翻译等输出性词汇的质量,使学生具备良好的语言能力。本文从非英语专业分级教学二年级学生上学期普通班A、B和实验A班学生中输出性词汇量的差异入手,分析学生的词块能力和词汇总量,及其与语言综合能力的相关性,以期对大学生输出性语言能力的研究方面有所裨益。 Vocabulary teaching in college English should focus on training learners to acquire the ability of frequently used phrases, collocations and phrases and sentence patterns in communication to promote the quality of output vocabularies such as writing and translating and to make students possess good language skills. This article starts with the differences of output vocabularies among students in non-English major graded sophomores in general classes A and B and experimental class A in the last semester, and analyzes their ability of lexical abilities and the total amount of vocabulary, as well as their correlation with linguistic abilities In order to study the output of students ability to language proficiency.