() 1. Where is the art room?
() 2. Is it on the second floor?
() 3. How many students?
() 4. Is this your computer room?
() 5. Do you have an art room?
A. It's on the first floor.
B. Forty-five students.
C. No, it isn't.
D. Yes, it is my computer coom.
E. Yes, we do.