Answer:
I can be written, I can be spoken, I can be exposed, I can be broken. What am I?
The faster you run, the harder it is to catch me. What am I?
With a halo of water and a tongue of wood, stone as skin long I stood. What am I?
What jumps when it walks, but sits when it stands?
Tear me off and scratch my head what once red is now black.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.