Answer:
I am always hungry, I must always be fed. The finger I lick will soon turn red. What am I?
Without me everyone would lose their head. What am I?
What can you catch but not throw?
Never ahead, ever behind, yet flying swiftly past, for a child, I last forever, for adults, I'm gone too fast.
What building has the most stories?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?