来自贝洛克实验室的一项研究发现，那些在数学测验前花10分钟写下自己的关注点的学生要比未这样做的学生多得15%的分数。
A study from Beilock's lab found that students who spent 10 minutes before a math test writing about their concerns did 15 percent better than those who had not.
计划使用这项服务的记者必须不晚于发布会开始前15分钟通过电话281-483-5111和约翰逊航天中心新闻办公室联系。
Journalists planning to use the service must contact the Johnson newsroom at 281-483-5111 no later than 15 minutes prior to the start of a briefing.
五年前，我从家里开车到办公室花30分钟。
Five years ago, it took me about 30 minutes to drive from home to office.
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