作为英语课堂教学的第一步——导入环节(Lead-in)在整个课堂教学活动中起着举足轻重的作用,它可以激发学习兴趣、调整学习动机、引领学生主动快乐地进入学习兴奋状态。然而对于职高学生来说,词汇成为学生英语学习的一个障碍,限制学生听说能力的提高,让学生不愿开口说英语。本文从学生、教师、教材三方面分析了实施词块法的意义,并阐述了词块在lead-in部分的教学应用,充分调动学生学习词汇的积极性,从而为听说课做好准备。 As the first step of English classroom teaching - Lead-in plays an important role in the whole classroom teaching activities. It can stimulate the interest of learning, adjust the motivation of learning and lead the students into active and happy learning excited state. However, for vocational students, vocabulary becomes a barrier to students’ English learning, which limits their ability of listening and speaking, and makes students unwilling to speak English. This article analyzes the meaning of implementing block method from the aspects of students, teachers and textbooks. It also expounds the teaching of lexical block in lead-in part and fully mobilizes the enthusiasm of students to learn vocabulary so as to prepare for listening and speaking class.