1. 选择合适的句子补全对话。

A. Yes, we did. B. Yes, the Blacks are my neighbours. C. Did you help them? D. Do you know their jobs? E. He is a primary school student.

Alice: Hello, Peter. Do you have any neighbours?

Peter:

Alice: OK.

Peter: Yes. Mr and Mrs Black are both workers.

And their son Ben is 10 years old.

Alice: Did you play together？

Peter: We went for a picnic last week.

Alice:

Peter: Yes, we helped each other.

Alice: You are good boys!