riddles

what has to be broken before we can use it ?

i'm tall when i am young , and i am short when I'm old. what am I

what month of the year has 28 days

what is full of holes but still holds water ?

what is always in front of you but can't be seen ?

what can you break , even if you never pick it up or touch it

what goes up but never comes down

a man who was outside in the rain without an umbrella or hat. but didn't get a single hair on his head wet . why ?

what gets wet while drying ?

What can you keep after giving to someone ?