备课是教育教学的重要工作和重要环节。缺少这项工作和这个环节,教育教学工作是不完整的,令人遗憾的。备课是提高课堂教学质量的重要前提和重要手段,特别是在当前课改条件下更需要加强备课研究。国家正在实施的新一轮课改特别强调学生之间的合作性学习、探究性学习和自主学习, Preparing lessons is an important part of education and teaching. Without this work and this link, education and teaching are incomplete and unfortunate. Preparation of lessons is an important prerequisite and an important measure for improving the quality of classroom teaching. In particular, under the current conditions of curriculum reform, it is more necessary to strengthen preparations for lesson preparation. The new round of curriculum reforms being implemented in the country places special emphasis on cooperative learning, inquiry learning and self-directed learning among students.