400米跑是小学体育教材中的规定内容,是学生体质健康测试必测项目。400米跑对小学生来说需要耗费比平时要多得多的体能,承受较大的运动负荷,最直接地表现为身体感受较难受,甚至痛苦,如果学生没有较好的心肺机能、速度耐力素质和较坚强的意志品质,很多学生是不愿意完成的。在教学中,我从评价入手, 400 meters run is the primary content of PE teaching content, is a test of students physical health test items. 400 meters run for primary school students need to spend much more than usual physical fitness, to withstand greater exercise load, the most direct manifestation of the body feel more uncomfortable, and even painful, if students do not have good heart and lung function, speed endurance quality And a stronger will of quality, many students are unwilling to complete. In teaching, I start from the evaluation,