改革教法，解决“三多”问题江苏陈功宜初中化学教学普遍存在“三多”：教师讲授多、作业多、考试多。这种状况加重了学生学习的负担，不利于提高全体学生的素质。为解决“三多”问题，我采取了以下方法。一、改革课堂教学方法，提高效率一节课的最佳学习时间约为３０分种... Reform of the Teaching Method to Solve the Problem of “Three Mores” Jiangsu Jiang Gongyi’s junior middle school chemistry teaching generally has “more than three”: teachers teach more, have more homework and more exams. This situation aggravates the burden of student learning and is not conducive to improving the quality of all students. In order to solve the “three more” problem, I have adopted the following method. First, the reform of classroom teaching methods to improve the efficiency of a class’s best learning time is about 30 minutes...