cap   crayon    socks     umbrella

— Whose  is this? Is this ?

— Yes, it's mine.

    This is a Chinese girl. Her name is Wu Yan. She is a new student. She is in Yuying Middle School. She is in Class One, Grade Two. Bill is an American boy. He is eleven. He is Yuying Middle School, too. Miss Li is their PE teacher. She is a good teacher.

What a mess! Let's make it .

       hers     his    theirs

改为​ 

改为