高中化学由于其本身的特点和规律,导致一些学生学着感觉比较困难,形成了一些学困生。本文从学科本身、家庭、学校、社会等方面分析了学困生形成的外部因素。%Senior chemistry has its characteristic and regularity, which case some students studying difficult. In the external cause analysis of the students of learning disability, this article analyzes the external cause of formation from subject itself, family, school, society and so on.
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