根据学生的数学基础和思维能力,把学生分层进行教学,更能体现因材施教的教学原则,有利于学生的个性发展,能较好地提高教学效率。 According to the students ’mathematical foundation and thinking ability, the students are stratified into teaching, which can better reflect the teaching principle of teaching students according to their aptitude, which is good for students’ individuality development and can improve teaching efficiency.