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fang zai bi xian wen da
Pages: 11
Year: Issue:  9
Journal: Required Reading for Junior Middle School Students

Abstract: <正>问:游泳前要做哪些准备工作?答:活动身体,在浅水处用水淋在身上,以适应水温。问:经过长时间游泳自觉体力不支时,可以采取什么方式稍作休息?答:可以改为仰泳,全身放松,手、脚轻轻划水,稍作休息后游向岸
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