Answer:
I'm not alive but I grow I don't have lungs but I need air I don't have a mouth but water can kill me. What am I?
No matter how little or how much you use me, you change me every month.
They are many and one, they wave and they drum, used to cover a stare, they go with you everywhere.
Where did the baseball keep its lemonade?
Fashions change, but what can a person wear that is never out of style?