1、Our school has a big library. It has many books on different subjects. Students can read books and newspapers in the _ _ 21 _ _ room. They can also borrow books from the library. But they must _ _ 22 _ _ them on time. If they lose books, they must pay for them. Miss Susan works in the library. She is very helpful and _ _ 23 _ _ to the students.
One morning she was working at the desk when Amy hurried in. She told Miss Susan that she couldn't find the library book " Harry Potter " _ _ 24 _ _ . At that moment, Lucy came into the library with Amy's book. She found it in the classroom. Amy was very _ _ 25 _ _ . She thanked Lucy and said that she would be more careful from then on.