Answer:
What can fill a room but takes up no space?
I am black when you buy me, red when you use me. When I turn white, you know it's time to throw me away. What am I?
I am the book one can never finish reading
The time between daylight and darkness when blood drinkers like to come out
I am heavy forward but backward I'm not.
Some women don't like to be called that, yet every woman wants one. It cries and makes a lot of noise, but smiles and gurgles when you give it toys.