Answer:
I am a caribbean shape that makes ships disappear
I go around in circles but always straight ahead never complain no matter where I am led. What am I?
You cannot keep me until you have given me. What am I?
A large oasis in the desert. Come with cash and leave with none. What am I?
I have a head and a tail but no body. What am I?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?