从方框中选择适当的句子补全下列对话。(其中有两项多余)

A: Excuse me, sir.

B: Of course.

A: What were you doing at 2:00 yesterday afternoon?

B:

A: Did you sit by the window?

B: Yes, we did.

A: Did you see anything special on the street?

B: Yes.

A: Did anyone help him?

B: Yes. My friend is a-doctor.

A: Oh. What's your friend's name?

B: Tony Brown.

A: Where does he work?

B:

A: OK. Thank you very much.

A. I was walking my dog along the street. B. He works in No. 1 People's Hospital. C. He called 120 at once and then ran out to help save the old man. D. What happened to the old man? E. We saw a car hit an old man and run away quickly. F. May I ask you some questions? G. I was eating lunch in the restaurant with my friend.