备课是优化课堂教学的前提,教师怎样才能走进新课程,应在教学设计上寻找突破口。传统的备课是一种封闭式备课,教师往往满足于一本教材、一本教参,备的是课内,讲的是自己知道的,把自己关在办公室里独立备课,缺乏交流,教案也流于形式,作用不大,长期以来成为教师的负担,制约了教师的专业成长。而集体备课改变了教师传统的备课观念,转变了教师被动的备课意识。集体备课作为对教学 Preparation lesson is to optimize the classroom teaching of the premise, how teachers can walk into the new curriculum, teaching design should find a breakthrough. The traditional lesson preparation is a closed lesson preparation, teachers are often satisfied with a textbook, a teaching reference, preparation is the class, about their own know, put themselves in the office independent lesson preparation, lack of communication, lesson plans are also Idle form, little effect, has long been a teacher’s burden, restricting the professional growth of teachers. The collective lesson preparation changed the teacher’s traditional concept of lesson preparation, changing the teacher’s passive lesson preparation awareness. Collective lesson preparation as teaching