阅读短文，判断下面句子的正误。

    Hello, I'm Betty. Look! This is my new school. It's big and nice. This is the music room. It's on the first floor. We can sing and dance in it. This is the library. It's on the first floor, too. It's big. You can see many books in it. We often go there to read books. Where is my classroom? It's on the second floor. There are forty–two students in my class. I like my school very much.