猜谜语 what grows bigger the more you take from it?what is it that was tomorrow and will be yeste

猜谜语 what grows bigger the more you take from it?what is it that was tomorrow and will be yeste
rday
what goes up but never comes down?
if you feed it,it eill live ,if you give it water,it will doe.what is it?
what is the best and cheapest light?
how can you change a lady into a boy?
what is it that falls often but never gets hurt?
what is it that we never borrow but often return?