当前,以人为本的教育理念正在逐步深化,素质教育以及基础教育改革不断推进,我们在新课改的浪潮中积极探索实践,创造性地开发了适合自己学情的教学模式.五环四步教学法.五环指学生学习中的学、思、议、展、评五个环节,四步是指讨论、展示、点拨、总结四个步骤,其中展是此教学模式中的一个重要环节,也是评价反馈的有效渠道之一,透过它,才能展现学生的思维形成过程,才能了解学生对规律知识的掌握程度, At present, people-oriented education concept is gradually deepening, quality education and basic education reform continue to advance, we actively explore practice in the tide of the new curriculum reform, creatively developed a suitable teaching mode for their own learning. Five rings refer to students learning five aspects of learning, thinking, discussion, exhibition, evaluation, four steps is to discuss, display, call, summarize the four steps, of which the exhibition is an important part of this teaching mode, but also evaluation feedback One of the effective channels through which students can demonstrate the formation of the thinking process in order to understand the students grasp of the law of knowledge,