“集体备课→二次备课”打磨教案的模式,既能发挥群体优势,又能促进教师专业成长,特别是二次备课,能让教案更具针对性,促进课堂教学的有效、高效。因此,二次备课越来越受到学校管理者的重视。一、优化备课,夯实“三个步骤”1.个人自备,突出自我,设计初稿个人自备是集体备课的前提和基础。虽然每次集体备课都明确主备人做全面而又突出重点的准备,但每个成员在集体备课前必须 The model of “collective lesson preparation → secondary preparation lesson” polish lesson plans can not only give play to the advantages of groups, but also promote the professional growth of teachers, especially the secondary lesson preparation, which can make the lesson plan more targeted and promote the effective and efficient classroom teaching. Therefore, the secondary lesson preparation more and more attention by school administrators. First, to optimize preparation lesson, compaction “three steps ” 1. Personal preparation, self-prominence, the first draft of the design Personal preparation is the prerequisite and basis for the preparation of a lesson. Although each class preparation lesson clearly prepares the master and the prepare person to make overall and prominent points, each member must prepare