根据对话情景，从方框中选择恰当的句子补全对话。

A. I want to be a businessman. B. Who is that man? C. He works at a university. D. How does he go to work? E. What are his hobbies?

John: Oh, Mike. You have a nice family photo.

Mike: He is my uncle. He is tall and he's a scientist.

John: And where does he work?

Mike:

He teaches science.

John: Wow, It's so cool!

Mike: He always walks to work.

John: He has a healthy life.

Mike: He likes reading and playing basketball.

John: I am going to be a scientist like him. How about you?

Mike: