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面对新时期高中生(非重点高中)学习主动性不足的现状,笔者努力在寻找适合的教与学的方法与途径。本文将一节课的重难点设计成四张任务卡片(A4纸张大小),结合分组教学模式,将教与学是内容明确化,以求达到好的教学效果。一、教学叙述【教学目标】1.知识与技能(1)掌握盐类水解规律和实质,能判断盐溶液的酸碱性,并能正确书写盐类水解的离子方程式。(2)培养观察、动手、分析问题、解决问题的
In the face of the lack of initiative in learning high school students (non-key high schools) in the new era, the author strives to find suitable ways and means of teaching and learning. This article will be a heavy difficulty of the lesson designed into four task cards (A4 paper size), combined with group teaching mode, the content of teaching and learning is clear, in order to achieve good teaching results. First, the teaching narrative [teaching objectives] 1. knowledge and skills (1) master the law of salt hydrolysis and essence, can determine the acidity and alkalinity of salt solution, and can correctly write salt hydrolysis of ion equation. (2) Training observation, hands-on, analyze problems, solve problems