Answer:
I call the trees my home, yet I never go inside, and if I ever fall off the tree I will be surely be dead.
MT_TF_S What are the missing letters? Why?
People want it, and when they have it, they use it by giving it
It is in every mountain, it's not in any hill, it's not in all the world, and yet it's in the mill.
A big shiny black car nobody wants to be a passenger in.
How did the farmer find his wife?