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我初一(女生)、400米跑、1分17、大概能得第几?、

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我初一(女生)、400米跑、1分17、大概能得第几?、
这个速度很快了、最好1分钟,注重弯道跑身体要与地面有夹角,还有就是注重呼吸,刚开始150米别张开嘴,到最后可以适当地张开嘴(训练肺功能可以做跳跃运动以及憋气)································································································································································································································································差不多第一第二(在我们学校)·······························································································································································································一定记住.千万别回头,别看两边,就看前面·················································································································································································································祝你取得好成绩···································································纯手写,因为我有一个田径教练朋友,跟我说过·····················