笔者到某校视导,发现该校教师为学生设计和布置了“弹性作业”,即除了设计和布置全体学生完成的基本题以外,还为学习有困难的学生设计和布置铺垫性作业,为学有余力的学生设计和布置拓展性作业,为智力超群的学生设计和布置超前性作业等。设计和布置“弹性作业”,是提高课堂教学 The author went to a school director and found that the school teachers designed and arranged “flexible assignments” for students, that is, in addition to designing and arranging the basic questions completed by all the students, designing and arranging the forging work for students with learning difficulties was Students who have spare capacity to design and arrange outreach assignments, designing and arranging advanced work for students with exceptional intelligence. Design and layout of “flexible homework” is to improve classroom teaching