“先学后教,当堂训练”强调学生在整个学习中的主体地位。先学,是学生有针对性地先进行自学;后教,是教师根据学生自学情况授以相应的学习方法;当堂训练则是让学生当堂对知识进行巩固与内化。以中学物理教学为例,对此法的实践应用进行了探索。 “After the first education, when the church training ” emphasizes the students in the entire study of the dominant position. First, the students are targeted to carry out self-study; after teaching, teachers teach students to learn the situation based on corresponding learning methods; when the church training is to allow students to be the Church of the consolidation and internalization of knowledge. Taking middle school physics teaching as an example, this paper explores the practical application of this method.