⑴How many cars do you have?         

A. They're on the desk.

⑵Do you like grapes?                  

B. He's my grandfather.

⑶What's this?                         

C. Yes, it is.

⑷Who's that man?                     

D. No, I don't.

⑸Where are my books?                

E. OK.

⑹Is it in your box?                     

F. My new pen.

⑺Let's play a game!                     

G. I have nineteen.