Answer:
I widen my jaws when you poke two fingers in me. I especially like to devour papers
What gets bigger the more you take away?
I fly when I'm on and float coming off.
I'm many people's favorite place, even though many don't remember their stay. You'll love to come but hate to leave. If you get cold, use my sleeve. What am I?
I am free the first time and second time but the third time is going to cost you money.
What did the grape do when he got stepped on?