Answer:
A large oasis in the desert. Come with cash and leave with none.
Everyone has me, but nobody can lose me. What am I?
He has married many women, but has never been married. Who is he?
I am two-faced but bear only one. I have no legs but travel widely. Men spill much blood over me. Kings leave their imprint on me. What am I?
What goes up and down stairs without moving?
Why was the cook arrested?