Answer:
What is deaf, dumb, and blind, but always tells the truth?
I am full of holes but still hold water. What am I?
I am a rock group with four members all of whom died in plane crashes. Who am I?
Who is your mother's only sister's son's brother's aunt's daughter's sister's father?
Cloud is my mother. Wind is my father. I come down but never go up. What am I?
No matter how little or how much you use me, you change me every month.