给下列问句选择相应的答语。
(   ) （1）Does Mr. Gao often call you?
(   ) （2）Do you often help your parents?
(   ) （3）Are you preparing today's lesson?
(   ) （4）Were you in Guangzhou last month?
(   ) （5）Did you finish your English homework?

A．Yes, I was.

B．Yes, I did.

C．No, he doesn't.

D．Yes, I do.

E.Yes, we are.