Answer:
Two in a whole and four in a pair. Six in a trio you see. Eight's a quartet but what you must get is the name that fits just one of me.
I have cities without people forests without trees and oceans without water. What am I?
I am a box who holds keys but not locks. With the right combination I may unlock your soul
Never resting, never still. Moving silently from hill to hill. It does not walk, run or trot. All is cool where it is not. What is it?
I have more shoes than anybody but less feet than everyone. I am met in the morning but departed in the night. I may shake as if I'm angry but I won't bite.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.