A: I have a book report.
B: What book are you doing it on?
A: I have to read To Kill a Mockingbird.
B: That is an excellent book.
A: That is good to know.
B: Do you have the book yet?
A: I am planning to get it soon.
B: You should borrow it from the library.
A: What is the library?
B: You have never heard of the library?
A: I have never heard of it.
B: At the library, you can borrow books for free.