一、对高效课堂教学的认识新课程倡导“自主探究、合作交流、师生互动”的教学方式,其实质就是高效课堂。高效课堂就是在课堂一定的时间内获取最大教学效益的活动,追求的是课堂教学过程的高效,包括课堂设计的高效、教师讲授的高效、学生听课的高效、学生掌握知识的高效、学生练习的高效。强调师生通过心灵的对接、意见的沟通、思维的碰撞,实现学生高效学习、自主发展。现以高中化学选修4(人教版)第四章“原电池”教学为例,对课堂教学的有效 First, the understanding of efficient classroom teaching New curriculum advocate “independent inquiry, cooperation and exchange, teacher-student interaction ” teaching method, its essence is efficient classroom. Efficient classroom is the activity of gaining the maximum teaching benefit within a certain period of time in the classroom. The pursuit of efficient classroom teaching process includes efficient classroom design, efficient teaching by teachers, high efficiency of students ’lectures, high efficiency of students’ knowledge, Efficient. Emphasis teachers and students through the spiritual docking, the communication of ideas, the collision of thinking, to achieve efficient learning and development of students. Now the high school chemistry elective 4 (PEP) Chapter IV “original battery ” teaching, for example, effective classroom teaching