补全对话,阅读下面对话，从方框中选择适当的句子补全对话。
A: Good morning.
B:   
A: Do you have a friend here?
B: Yes, I do.
A:   
B: Oh. She is my friend, Amy.
A:   
B: She comes from the USA.
A: She looks like Judy.
B:   
A: Are they in the same grade?
B: Yes.   
A: Is Judy your friend, too?
B: No, she isn’t.

A. Who is that girl? B. But they’re in different classes. C. They are sisters. D. Good morning. E. Where does she come from?