Answer:
I'm full of holes, yet I'm full of water.
It is a sound of empty, speak and it'll talk back plenty. But all the more you yack, you'll get the same words back.
I am always in front of you, but you will never see me. What am I?
A house of wood in a hidden place. Built without nails or glue. High above the earthen ground It holds pale gems of blue.
Iron on a mammal. Mammal on your feet.
When is it bad luck to see a black cat?