教师给学生布置和批改作业,目的是为了巩固学生所学的知识,培养技能技巧,发展智力。然而学生之间由于学习习惯、意志品质、学习起点各不相同,因而出现不同的学习水平和程度。通常情况下,教师布置作业都是面向全体学生,从中等水平出发。不同程度的学生接受同一难度的作业,势必会出现这几种情况:学习程度高的学生嫌作业的难度不够,他们的学习潜力得不到充分发挥,学习成绩虽好,但学习推进速度不快,学习素质提得不高,除非得到额外的辅导,他们不 Teachers to students layout and editing homework, the purpose is to consolidate the students learned knowledge, develop skills and skills, development of intelligence. However, due to learning habits, quality of mind and learning starting point among students, different learning levels and degrees appear. Under normal circumstances, teachers are homework assignments for all students, starting from a medium level. Different levels of students to accept the same degree of difficulty in the work, is bound to appear these kinds of situations: Students with a high degree of learning is too difficult for their homework, their learning potential is not fully demonstrated, although the academic performance is good, but learning to promote unpleasant, Learning quality is not high, unless they receive additional counseling, they do not