作业是课堂教学的有效延伸,把教学内容与课外活动紧密联系起来,构成了完整的教学体系。有效的作业是教师获取教学反馈信息的重要手段,也是提高教学质量的重要途径。 Homework is an effective extension of classroom teaching, teaching content and extracurricular activities are closely linked to form a complete teaching system. Effective homework is an important means for teachers to obtain teaching feedback information and also an important way to improve teaching quality.