面对这种情况，将栏间三步跑的教学模式改为四步模式，并引入教学实践过程中进行探索性的尝试。
To counter this condition, the writer has changed from three-pace run to four-pace run based on his teaching experience inh.
究其原因是多方面的，其中最主要的原因是传统的栏间跑三步模式教学法不适应广大中学生，从而造成教学上的困难。
Of the many reasons, the most important reason is that the traditional teaching method of three-pace run between the hurdles doesn't adjust most students.
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