Answer:
What is long and slim, works in light. Has but one eye, and an awful bite?
What is put on a table, cut, but never eaten?
He has married many women, but has never been married. Who is he?
What turns from red to black as soon as it touches water?
What's black when you get it, red when you use it, and white when you're all through with it?
you hold my tail while I fish for you