要从课堂的切入点、教学目标具体可测、学生学习的动机和课堂的动态生成、学生的个体差异等几个方面来提高初中信息技术课堂教学的有效性。 It is necessary to improve the effectiveness of junior middle school information technology classroom teaching from the aspects of classroom entry point, specific measurable teaching objectives, motivation of students’ learning, dynamic generation of classrooms and individual differences among students.