读句子，用所给词的正确形式填空（每小题3分，共15分）

——Where is your             office?                
——It’s over there. This way, please.
——Is your classroom on the               floor?
——Yes,it is.                                       
——             you have a library ?
——Yes,we do.
——Have some lunch,Mike.
——Ok.Can I have                soup?
——Sarah:What time is it now?
——Miss White:It’s 3:40. Time to              .

A．goes

B．go

C．going

D．be go