⑴Was the film interesting?    

⑵Did you go to the zoo by bus?    

⑶What did you do yesterday?    

⑷Are they going to the bookstore?    

⑸Did your sister have a cold?    

A. No, I didn't.

B. Yes. It was about lions.

C. Yes, she did.

D. I listened to music.

E. Yes, they are.