A. It's on the second floor.
B. Yes, it is.
C. No, it's the first floor
John: Excuse me.Is it the second floor?
Tom:
John: Is that the teachers' office?
John: Where is the library?
John: OK.Thanks.
sister winter
A. Yes, it is.
B. No, it isn't. The library is on the first floor.
C. It's on the second floor.
D. No, it isn't. The teachers' office is next to the library.