当我从学校回家时，我常常肚子饿。
这是一个充实的2周时，我上次从学校带一些可以吃的东西回家。
It has been a solid 2 weeks when I last brought something edible home from school.
一个人从地铁站(或学校、商店、朋友家)走路回家才是你需要小心的，特别是当街道的路灯坏掉时。
Walking home alone from the subway station (or class or a store or your friend's house) is when you should be careful, especially if there's bad street lighting.
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