备课,是课堂教学的首要环节。备课,就是要备教材、备教法、备学生、备课堂,而现在出现的普遍问题是教师忽视了对学生的基本情况以及课堂教学中可能出现的问题和教学效果的考虑。在备课过程中,教师要善于从生本出发,更多地考虑学生因素,笔者将从有效备课出发,谈一谈备课对课堂教学的影响。问题预设,在备课中“多路”设计上好课的前提是备好课。因此,在备课中,教师要做到洞悉教材,准确把握和理解教材。只有在吃透教材的基础上进行有效的备 Preparation lesson is the primary link in classroom teaching. Preparation lesson is to prepare teaching materials, teaching method, prepare students, prepare the classroom, and now the common problem is that teachers ignore the basic situation of students and classroom teaching problems and teaching effectiveness may occur. In the preparation process, teachers should be good at starting from the students, more students consider the factors, the author will start from the effective lesson preparation, talk about the lesson preparation for classroom teaching. Problem presupposition, lesson preparation “Multiple ” design a good lesson based on the prerequisite is a good lesson. Therefore, in the lesson preparation, teachers should be aware of teaching materials, accurate grasp and understanding of teaching materials. Only on the basis of thorough teaching material for effective preparation