Answer:
What building has the most stories?
What measures out time. Until in time all is smashed to it?
My first is a body of water. My second is me. My third came before. My fourth before all three. My fifth sounds like my first. My sixth is in a lake. Put all six together to make an animal that will keep you awake.
What can you put in a barrel to make it lighter?
I have legs but walk not, a strong back but work not. Two good arms but reach not. A seat but sit and tarry not.
What is always coming but never arrives?