Hello, I am Tom. I am a boy. I am nine. I am fat. I can run, but I can't run fast. I like meat and sweets. This is my little sister, Mary. She is five. She is thin. She can sing and dance. She can draw dogs, too. This is my mother. She's big and tall. She is a good teacher.

—        you a boy?

— Yes, I am.（  ）

You're=       .（  ）

— Hello, how are you? 

—           .  (    )