一、“两类研读”、“三项预设”是有效词汇教学的前提1、两类研读(1)研读教材词汇课型中,教师要梳理词类系统,让学生明确词类范围。已学过哪些词汇、本课要学习哪些词汇、还有哪些可以后进一步学习,教师在课前应解读清楚,并在课堂上渗透给学生。I can play basketball一课,教师把教学内容分为两类词,球类运动play basketball,play football;运 First, the two types of research (1) study textbooks lexical class, teachers should sort out the part-speech system, to enable students to clear the scope of part-of-speech . What words have been learned, what words should be learned in this lesson, what else can be learned afterwards, teachers should be read clearly before class and permeate the students in the classroom. I can play basketball lesson, the teacher divided the teaching content into two categories of words, ball games play basketball, play football;