Library Looking up material for a research paper in a library should begin with the main (1) ______ 1. ______. You can find cards bearing key information about the books in the library in the small drawers. We have three types of cards for each book, namely, (2) ______cards, author cards and title cards. 2. ______. They are all (3) ______ ordered. For the 3. ______. sequence of author cards, (4) ______ names 4. ______. come first; while for title cards, articles like the, a, an are (5)______. 5. ______. On each card there is a (6) ______number, 6. ______. through which you can easily find the book among the shelves. But if the book is stored only on the (7)______ stacks, you must have the help of a 7. ______. librarian to get the book. In that case, you need to fill in a call slip. Before you can take the book out, the librarian must charge the book to your library card. With the help of an electronic device, the information of your borrowings are all stored in a (8)______.You must return the book within one 8. ______. month. Or you can ask for a (9) ______ 9. ______. Otherwise, you will have to pay fine for 10. ______. (10) ______ books.