— What’s this in English?     
—________ a map.
A. This is             B. They are            C. It’s    

------Excuse me, what do you call this in English?

------It’s a map. Usually it? _____ for sending letters.

A. uses?? B is using??? C. is uesd??? D. will be used

----what’s this in English，Maria ?
-----It's ________map．
A．a            B．an             C. The