四、完形填空(共15分)
(一)每空提供四个选择项，选择最佳答案填空。(5分)
The book is the best research machine invented. Since mass printing began a few hundred years ago, it has given hundreds of millions of people __1__ they could not have found anywhere else.
But many readers don't know __2__ a book is organized to help them. They see the different parts of a book. However, the reason for such an organization __3__ them.
The first thing to look at is the title and the author. Every __4__ a title doesn't tell you very much about what is inside, but usually it does. Sometimes a subtitle gives you __5__ information than the main title. If a book has a dust jacket, read the inside flaps. They usually __6__ you a fairly good breakdown of what the book is about. Behind the title page in most __7__ is the copyright notice. It is possible to look at this, especially the last date of copyright. Suppose you are studying __8__ travel, a book with a 1916 copyright will not cover moon landings.
Check the author's background, if possible. Now and then, you can find it in a beginning part called a preface. Read carefully about the __9__. Do you think he or she is qualified to write on the book's subject? Does his or her __10__ make the author an expert in this field?
1. A. things B. research C. information D. machines
2. A. that B. how C. why D. whether
3. A. escapes B. puzzles C. falls D. misses
4. A. book or novel B. one can find
C. one knows D. now and then
5. A. fewer B. much C. little D. more
6. A. provide B. give C. serve D. find
7. A. part B. places C. books D. libraries
8. A. space B. business C. world D. sea
9. A. author B. information C. book D. date
10. A. skill B. name C. family D. background
(二)从所给词汇中为每空选择一个适当的词。有必要时，改变其形式。(10分)
explain, give, possible, clear, made, checked, looked at,
captain, drifting, sinking, bottle, off, currents, forward
The most important use of __11__ bottles is to find ocean currents. When the position and direction of __12__ are known, ships can use the __13__ movement of a current or stay away from currents that would carry them __14__ their course. Benjamin Franklin was one of the first to use __15__ in the study of currents. He wondered why British mail ships needed a week or two longer than U.S. ships needed in order to cross the Atlantic Ocean. Franklin thought the Gulf Stream might __16__ this difference.
Franklin talked with U. S. captains. he found that they knew each turn of the Gulf Stream. They used the current in every __17__ way. From his talks with the U. S. sea __18__, Franklin made his first map of the Gulf Stream. Then he __19__ his map by using sealed bottles. The map that he finally __20__ is still used, with only a few changes, today. |
