Answer:
you cannot keep me until you have given me
I cannot be bought, cannot be sold, even if I'm sometimes made of gold. What am I?
I love to twist and dance. Though wingless I fly high up into the sky.
I'm a kind of cup that doesn't hold water, but makes a lot of noise repeatedly. What am I?
What tastes better than it smells?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.