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水污染已经是我们生活中密切关注的问题:山清水秀已不复存在,取而代之的是黑色的河水,漂着各种杂物的水面,甚至还会时不时地散发出阵阵难闻的气味,傍水而居已不是一种惬意,反而成了遭罪……面对生活中的这一现状,徐老师带着学生开展了《研究污染的水环境现状》的实践活动。一、充分挖掘身边的资源,开发其育人的价值。片断一:师展示优美的山水风景和被污染的河流图片,引导学生观察,通过对比感受水污染的严重性。师:同学们,水污染的现状已经向我们敲响了警
Water pollution is a closely watched issue in our life. The beautiful scenery no longer exists. Instead, it is surrounded by black rivers and drifts of debris. It even emits unpleasant smells from time to time. Is not a pleasant, but has been condemned ... Facing the status quo in life, Xu with students to carry out the “research status quo of contaminated water,” the practice. First, fully tap the resources around to develop their educational value. Piece 1: division to show beautiful landscapes and pictures of polluted rivers, guide students to observe, by comparing the severity of water pollution. Teacher: Students, the current situation of water pollution has sounded our alarm