学困生是学校中一个特殊的群体,他们的存在是家庭的负担,是老师教学的拖累,所以提起学困生,老师们都觉得无奈。但是作为一名教师不能忘记自己的使命和责任,不让每一名学生掉队是我们的工作任务。本文从预习的重要性、预习对提高学困生成绩的作用、预习的方式等几方面进行了论述,针对概念和例题的预习方面提出了一些针对性建议。1后进生学习现状与原因学生因为个体的原因,在整个学习过程中常常表现出差异性,导致班级中学生的学习成绩不一样。加之学生后天的 Students with learning difficulties are a special group in schools. Their existence is a burden on the family and is a drag on the teaching of teachers. Therefore, teachers are frustrated when they start to study hard. However, as a teacher can not forget their own mission and responsibility, leaving every student behind is our task. Based on the importance of previewing, previewing the effect of improving the students’ performance and the way of previewing, some suggestions are put forward in the preview of the concept and examples. 1 The status quo and causes of post-graduation learning Because of individual reasons, students often show differences throughout the learning process, resulting in different grades of secondary school students. Coupled with the day after tomorrow’s students