英语教师根据学生现有的知识、水平把学生科学地分成各自水平相近的几组并区别对待,这些群体在教师恰当的分层教学和相互作用中得到良好的发展和提高。分层教学又称分组教学、能力分组,它是指将学生按照智力测验分数和学业成绩分成不同水平的班组,教师根据不同班组的实际水平进行教学。 Based on the students’ existing knowledge and level, English teachers classify students into different groups in a similar manner and treat them differently. These groups are well developed and improved in the proper teaching and interaction of teachers. Hierarchical teaching, also known as group teaching, ability to group, it refers to the students in accordance with the intelligence test scores and academic achievements into different levels of the team, teachers according to the actual level of different groups of teaching.