2. The world's deepest cave, Pierre St. Martin in the Pyrenees Mountains, is almost three times as deep _____.

3. When Columbus reached the New World, corn was the _____ in the Americas.

4. Because kaolin shrinks in firing at a different rate than ordinary clay, _____ when creating pottery using both types of clay.

5. The ceremonial Chilcat blanket of the Northwest Tlingit Indians was generally _____ from cedar bark, wool, and goats' hair.

6. _____ composed traditionally has been a subject of debate among scholars.

7. Jupiter, the closest of the giant planets to Earth, has _____ solid surface and is surrounded by zones of intense radiation.

8. The black-billed cuckoo has been known to steal eggs _____ to other birds.

9. The purpose of phonetics is _____ an inventory and a description of the sounds found in speech.

10. Earthquakes can damage a tree _____ violently, and it can take several years for the tree to heal.

11._____ bacteria in foods are killed, as they are during baking or stewing, decay is slowed down.

12.The colors and patterns of the wings of butterflies and moths help _____ the organism against predators.

13. In 1993 the Library of Congress appointed author Rita Dove _____ of the United States.

(A) as was poet laureate

(B) was poet laureate

(C) poet laureate

(D) and poet laureate

14. At the South Pole _____, the coldest and most desolate region on Earth.

15.Tornados, powerful, destructive wind storms, occur most often in the spring when hot winds _____ over flat land encounter heavy cold air.

16. Many exercises such as calisthenics, running, or to swim involve producing muscle tension through a range of movements that are called isotonics.

17. Intelligence, education, and experience all helps shape management style.

18. The basic elements of public-opinion research are interviewers, questionnaires, tabulating equipment, and to sample population.

19. Conservation organizations help for to preserve the ecology of an area by keeping track of endangered species.

20. Gwendolyn Brooks, which won a Pulitzer Prize for Poetry in 1950, had 75 poems published by the time she was twenty.

21. O Halifax is largest city and chief port of Nova Scotia and is the eastern terminus of Canada's two great railway systems.

22. T. S. Eliot received wide recognition after publishes The Waste Land, which fused poetic traditions with elements of modern music and language.

23. Numerous types of cells, such as skin cells and white blood cells, have the power reproduce asexually.

24. The knee is more likely to be damage than most other joints because it is subject to tremendous forces during vigorous activity.

25. Although ferns lack flowers, they do have leaves, stems, and root.

26. Crazy Horse is generally recognized for his courageous and skill, and he was revered by the Sioux as their greatest leader.

27. In medicine, certain plastics have important uses because they do not affected by chemicals in the body, and they do not harm the body.

28. Since a hospital is organized to protect and treat people who are ill, its goals, structures, and functions depend on the currently state of medical science.

29. A change in direction of the monsoon winds result from the differences between the heating or cooling of landmasses and that of oceans.

30. Small distinctions among stamps, unimportant to the person average, would mean a great deal to the stamp collector.

31. Members of a nation's foreign service represent that country's interests abroad and report on the conditions, trends, and policies of the country which they are stationed.

32. Abraham Lincoln's boyhood home resembled those of many others mid-western

pioneers, with its dirt floor, sleeping loft, and crude fireplace.

33. Dwelling primarily in the ice northern polar seas, beluga whales are characteristically small, white, agile, and elusive.

34.There is evidence that the caribou originated into North America and crossed over a land bridge into Asia and evolved into the Old World's reindeer.

35.The bold way in which Margaret Mead defined the terms "family" - based as much on choice as on biological relationship - is possibly the most enduring of her legacies.

36. The planet Mars is a freezing, barren deserts with huge, dry canyons and towering volcanoes.

37. Of the many machines invented in the late nineteenth century, none had a great impact on the United States economy than the automobile.

38. A number of the Pacific Islands are volcanoes that have pushed up from the ocean floor, others are the tops sunken mountain ranges.

39. It has been reported that during any twenty-four hour period, a minimal of three hundred North American women start their own businesses.

40. Archeological studies have provided evidence that the use of plants for decoration as well as for food developed early in the history.