Directions: Ther e are 20 blanks in the following passage. For each blank there are four choices marked A , B , C and D. You sh ould choose the ONE that bes t fits into the passage. Then mark the corresponding letter on Answer Sheet with a single line through the centre. The book is the best research machine invented. 1 mass printing began a few hundred years ago, it has given hundreds of millions of people 2 they could not have found anywhere 3 . But many readers don’t know 4 a book is organized to help them. They see the different 5 of a book. However, the reason for such organization 6 them. The first thing to 7 at is the title and author. Every 8 , a title doesn’t tell you very much about 9 is inside, but usually it does. Sometimes a subtitle gives you 10 information than the main title. 11 a book has a dust jacket, read the inside flaps. They usually 12 you a fairly good breakdown 13 what the book is about. Behind the title page in most 14 is the copyright notice. It is 15 to look at this, especially the last date of copyright. Suppose you are studying 16 travel, a book with a 1916 copyright will not cover moon landings. Check the author’s background, if possible. Now and then, you can 17 it in a beginning part called a preface. Read carefully about the 18 . Do you think he or she is 19 to write on the book’s subject? Does his or her 20 make the author an expert in this field?