Good Riddles

Question: Which thing that comes once in a year, twice in a week?

Question: What streets do ghosts haunt?

Question: A man lives in an apartment building on the 100th floor. He rides the elevator all the way down to floor 1 every morning then all the way up to floor 100 every evening. The elevator is coin-operated. It costs $0.25 per floor for floors 1-25, $0.50 per floor for floors 26-50, $0.75 per floor for floors 51-75, and $1.00 per floor for floors 75-100. How much money does the man spend each day riding the elevator?

Question: Where do all the letters sleep?

Question: What kind of bee drops things?