认真备课是上好课的前提。教师在课前的教学设计非常重要,这直接影响教学的有效性。学生是学习的主体,课堂要有实效,学生要有所得,就必须让学生课前认真预习课文,熟读课文,认真备课。课前师生齐备课,这是有效教学的前提。 Preparing lessons is a good lesson on the premise. The teacher’s instructional design before class is very important, which has a direct impact on the effectiveness of teaching. Students are the main body of learning, the classroom should be effective, students have income, we must allow students to carefully preview the text before class, proficient in texts, serious preparation lesson. Pre-class teachers and students prepare lessons, which is the premise of effective teaching.