The following passage is the taped tour of a university library.

 Hints :

时间格式表达：例 6：00 pm

 50-cents-a-day

美元的表达用＄，例：＄20

Hello and welcome to the university library. This taped tour will introduce you to our library facilities and operating hours. First of all, the library's collection of books, reference materials, and other resources are found on levels one to four of this building. Level one houses our humanities and map collections. On level two, you will find our circulation desk, current periodicals and journals, and our copy facilities. Our science and engineering sections can be found on level three. You can also find back issues of periodicals and journals older than six months on this level. Finally, group study rooms, our microfilm collection, and the multimedia center are located on level four. Undergraduate students can check out up to five books for two weeks. Graduate students can check out 15 books for two months. Books can be renewed up to two times. There is a 50-cents-a-day late fee for overdue books up to maxium of $15. Periodicals and reference books cannot be checked out. The library is open weekdays, 8:00 am to 10:00 pm, and on Saturdays from 9:00 am to 8:30 pm. The library is closed on Sundays.