Answer:
In a tunnel of darkness lies a beast of iron. I can only attack when pulled back. What am I?
He has married many women, but has never been married. Who is he?
My voice is tender, my waist is slender and I'm often invited to play. Yet wherever I go, I must take my bow or else I have nothing to say. What am I?
If two is company and three is a crowd, what is four and five?
I can be short and sometimes hot. When displayed I'm never cold. What am I?
When is it bad luck to see a black cat?