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大分类总数：5

How many are there in a book? 2012/01/29

What line of work are you in? 2012/01/29

History 2012/01/29

Did you go to university? 2012/01/29

Hold the line, please 2012/01/29

I\'m originally from Dublin but now...
2012/01/29

I can\'t get a signal 2012/01/29

Can I call you back? 2012/01/29