听下面一段材料，回答第1-4题。 1. How do students enter the library? A. With a library account. B. With a student card. C. With a password. 2. What is the maximum number of books current students can borrow? A. 12. B. 11. C. 9. 3. What kind of books have to be returned within one week? A. Books borrowed by local residents. B. Books liked by a lot of people. C. Books published recently. 4. What will the speaker do next? A. Tell the students where to get bottled water. B. Take the students on a campus tour. C. Show the students around the library.