He Xiaopeng spends most nights and weekends behind a desk with his nose in a book,翻译this is the only chance for them to exercise，翻译in bejing alone,one in five primary syudents is too fatyoung students
问题描述：
He Xiaopeng spends most nights and weekends behind a desk with his nose in a book,翻译
this is the only chance for them to exercise，翻译
in bejing alone,one in five primary syudents is too fat
young students
答
何小鹏大多数晚上和周末的时间都在书桌前专心的看书/埋头苦读。
你应该太急打错了吧。下面那两句如果是同一片文章里的话，那应该是这是他们能够锻炼的唯一机会。五个小学生里就有一个过胖的？青年学生？
答
和小鹏（音译）大多数晚上还有周末的时候，都埋头苦读
behind a desk with his nose in a book
字面意思是，坐在桌子后面，鼻子尖都贴着书本了，就是埋头苦读
补充问题是：
这是他们练习的唯一一次机会
在北京，5个小学生里就有一个比同龄人过胖
答
大多数的夜晚和周末何小鹏都埋头苦读.
不是chance?
这是他们能够练习的唯一机会.
不是alone?
独自在北京?
你可笑死我了.这几个字让你些的,.5个小学生就有一个 过胖