Answer:
There is one in every corner and two in every room.
You use a knife to slice my head but you weep beside me when I am dead
What is harder to catch the faster you run?
What five-letter word has six left when two letters are removed?
I get dirty when wiping things clean. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.