如果你上的是当地的大学，尤其是没有宿舍的，你可能会住在家里然后通勤去上课。
If you are attending a local college, especially one without residence halls, you'll probably live at home and commute to classes.
我敢打赌，之前，你已有过各种各样地短暂爱好和兴趣——在那些兴趣里，你花费了许多金钱去上课或者购买资料或书籍，但是没有实在的利用过它们。
However, I'll bet you've had all sorts of hobbies and interests in the past which were short-lived - where you spent money on classes or items or books which you didn't really use.
程明认为有些选修课真的很“鸡肋”——你必须去上课但它们对未来几乎没有用处，于是他决定试一试这个方法。
Cheng was thinking that some electives were just "chicken ribs" -you have to take them but they're hardly useful for the future -so he decided to give this method a shot.
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