教育的目的是让每一个学生都能得到发展,在快乐中学习、成长。然而,在现实生活中,学生之间的差异是客观存在的,而且这种差异表现为层次上的差异,俗话说:千人千脾气,万人万模样。目前,要使我们面对的教育群体(特别是在农村学校)齐刷刷地达到统一的较高学习目标,面临着一定的难度,势必出现以下情况:学习基础较好的同学“吃”不饱,闲得难受学习不快乐;中间力量(等级评价居中)一 The purpose of education is to enable every student to develop and learn and grow in happiness. However, in real life, the difference between students is an objective reality, and this difference manifests itself as a level difference. As the saying goes: There are thousands of temper and thousands of people. At present, facing the education target (especially in rural schools) that we are faced with, we can achieve the uniform and higher learning goal and face a certain degree of difficulty, the following situations are bound to emerge: Students with better foundation of study "Not full, bored uncomfortable learning unhappy; intermediate force (level evaluation center) one