Answer:
Without me everyone would lose their head.
I wear a green jacket on the outside white jacket as a second layer and red jacket inside. I am pregnant with a lot of babies. (one word)
Never ahead, ever behind, yet flying swiftly past; for a child, I last forever; for an adult, I'm gone too fast. What am I?
I have an eye but cannot see. I am fast but I have no limbs. What am I?
What can one catch that is not thrown?
What did the piece of wood say when he saw the screwdriver and screws approaching?