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借助竞赛题的一些特殊的物理情境设置问题情境,添加(舍去)特点条件,建立模型联系,充分挖掘竞赛题与高考题之间的区别,化繁为简、化普遍为特殊,突破学生思维难点,进行教学反思。
With the help of some special physical conditions of the contest, we can set up the situation of the problem, add the characteristics and conditions, establish the model connection, and fully excavate the difference between the competition and the college entrance examination questions. Difficulties, teaching reflection.