补全对话。

Peter: This is my father Tom Black. Dad, this is Peter.

Peter: Good morning, Mr. Black.

Mr. Black: .

Lucy: This is my mother Linda Black. Mom, .

Peter: Nice to meet you, Mrs. Black.

Mrs. Black: .

Peter: Is he your brother?

Lucy: , his name is Johnson.

Peter: Oh, what's that?

Lucy: It's my dog. It's black and white.

Peter: It's very cute (非常可爱).

Lucy: .