Answer:
I may be made of metal bone or wood and have many teeth. My bite hurts no one and the ladies love me.
I never was but always will be. No one ever saw me but everyone knows I exist. I give people the motivation to better themselves every day. What am I?
I am black white and read all over.
What building has the most stories?
People see through me, but none pass through without killing me. I can be anywhere, and can be seen double or single. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?