新课程强调学生是课堂教学的主体,倡导学生主动参与、乐于探究、勤于动手,培养学生搜集和处理信息的能力、获取新知识的能力、分析和解决问题的能力以及交流与合作的能力。在“教”与“学”的关系中,教是为帮助学而存在的。不管我们制定怎样的教学目标,最后都要通过学生的学才能真正落实。因此,我们要充分考虑学生的基础、学习能力、学习兴趣、性格等各方面因素,做到“以学定教”。一、高中化学课堂教学中存在的问题 The new curriculum emphasizes that students are the main body of classroom teaching. Students are encouraged to take part actively. They are willing to explore, diligently, develop their ability to collect and process information, acquire new knowledge, analyze and solve problems, and exchange and cooperation. In the relationship between “teaching” and “learning”, religion exists for helping learning. No matter what kind of teaching goal we make, we must finally implement it through student learning. Therefore, we must fully consider the basis of students, learning ability, interest in learning, personality and other factors, so that “to learn to teach ”. First, high school chemistry class teaching problems