Answer:
I have feathers that help me fly; with head and body but I'm not alive. Very skinny and a fixed length how far I go depends on your strength.
I cannot be burned in fire or drowned in water
I am a person who pretends to be someone else
I eat I live.I breathe I live. I drink I die.
I have a neck and no head, two arms but no hands. I'm with you to school, I'm with you to work. What am I?
What is yours but only used by others?