根据短文内容判断正误。

This is a picture of the twin sisters' room. It is a nice room. Lily's books are on the desk. Her schoolbag is on the floor(地板). Liz's pencils are on the books. Her schoolbag is behind (在……后面) her chair. Their jackets are behind the door. We can't see Lily and Liz in the picture. They're not at home.