— She's my ________________.
My name is Lucy. I'm a girl. I am nine. I'm tall and thin. I have two friends. They are Peter and Alice. Peter is a boy and Alice is a girl. They are nine too(也). Peter is tall. Alice is short. Peter is fat. Alice is thin. We are good friends.
Kitty:Are you a girl?
Peter:No, I'm not. I'm a boy.
Kitty:How are you?
Peter:I am fine, thank you.
Kitty:Are you nine(九岁)?
Peter:Yes, I am. Today(今天) is my birthday(生日).
Kitty:I am nine too(也). Are you Joe?
Peter:No, I am not. I am Peter.