Answer:
A spirited jig I dance bright, banishing all but darkest night. Air can't kill me but water can. Share me, I won't get less unless wind ruins me. What am I?
Long and thin red within with a nail at the end.
No matter how hard you hit me, no matter how much I hurt, I'll always go for a laugh. What am I?
You may enter, but you may not come in. I have space, but no room, I have keys, but open no lock. What am I?
My snake-like body cracks and burns. I cause pain but pleasure too. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?