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2016年5月,笔者在校内开设了一堂《空间几何体的三视图》的公开课.在准备阶段,笔者翻阅了大量参考文献,观摩了各省市优秀教师的教学成果,受益匪浅.虽课堂不可复制,但他山之石,可以攻玉,笔者汲取前人的智慧和经验,并在思考对比中形成自己的一些想法,对教学环节进行了一些创新设计,收到良好的教学效果.现抛砖引玉,结合课堂实录,把自己的思考和感悟整理成文,与大家交流,敬请指正.一、情境引入须简洁有效
In May 2016, the author opened an open class of “Three Views of Spatial Geometry” in the school.At the preparatory stage, I read a large number of references, observing the teaching achievements of outstanding teachers in various provinces and cities, benefiting a lot. Copy, but the stone of other hills, you can Gong Yu, the author learn from the wisdom and experience of predecessors, and in thinking about the formation of some of their own ideas, the teaching aspects of a number of innovative design, received good teaching results. , Combined with the class record, put their thoughts and insights finishing order, to communicate with you, please correct me. First, the introduction of the situation must be simple and effective