Answer:
What five-letter word has six left when two letters are removed?
When you stop and look, you can always see me. If you try to touch, you cannot feel me. I cannot move, but as you near me, I will move away from you. What am I?
Curtail me thrice I am a youth; behead me once a snake; complete I'm often used in truth when certain steps you'd take.
Man walks over, man walks under, in times of war he burns asunder. What is it?
I am there when you sit, but gone when you stand. What am I?
Give it food and it will live, give it water and it will die.