该研究的作者说：研究中每日食用推荐的五种或更多的蔬菜水果并进行适度体育锻炼的女性的死亡风险下降百分之五十。
Women in the study who ate the recommended five servings or more a day of vegetables and fruits and exercised moderately cut their risk of death in half, according to the study authors.
体育教学目标的多元化，要求有更多的教学组织形式与之相适应，其中对分组教学的研究引起了高校体育工作者的关注。
It is required to match the diversity of the goal of the PE teaching that there should be more forms of the teaching organization. The PE workers are interested in the research of group teaching.
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