选词与短文填空（10分，多余一词）

own /  clean up /   keep up /  regret /   strict /   hug

It’s common to           when people meet in the US.
Please          the classroom. It’s a real mess everywhere.
I don’t think kids should be allowed to choose their        clothes.
I think students should have         rules at school.
All of you will          for such a stupid decision.