—________________, thanks.
— Yes, we'll have dinner at 6.
①—ls he Danny?
—No,he isn't. He's Peter.
②—Is she Sally?
—Yes,she is. She is tall.
③—Is he Peter?
—No,he isn't. He's Tom.
④—Is she Sally?
—No,she isn't. She's Mary.
— It's a b.
—Yes, he is.