目前的语言学理论大都强调语言形式 ,受此影响 ,外语教师花费大量时间简化教材 ,其结果是造成学生词汇量有限 ,完成学业的学生发现自己读不懂未经简写的读物或专业读物。词汇教学是外语教学中的重要内容 ,扩大词汇量对外语学习者来说是必不可少的。目前的各种词汇教学方法名目繁多 ,但最有效的方法还是从泛读入手。为了确保这种方法的成功 ,本文还提出了一种可行的教学模式 The current linguistic theories mostly emphasize the forms of language. Affected by this, foreign language teachers spend a lot of time simplifying teaching materials. As a result, the students’ vocabulary is limited. Students who complete their studies find themselves unable to read shorthand or professional readings. Vocabulary teaching is an important part of foreign language teaching, and expanding vocabulary is essential for foreign language learners. The current variety of vocabulary teaching a wide range of subjects, but the most effective way is to start from extensive reading. In order to ensure the success of this method, this article also presents a viable teaching model