How did colledge students spend their spare time?(Including part-time job)

What's your gender(性别）？

Do you throw yourself into study in your spare time?

Do you often go to the school's library in your spare time?

Do you have a part-time job?

What  else will you do in your free time such as some recreation(娱乐、消遣）? {多选题}

If you do a part-time job or don't do a part-time job,what's your reason?