1. Typical of the grassland dwellers of the continent is the American antelope, or pronghorn.
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2. Of the millions who saw Haley’s comet in 1986, how many people will live long enough to e it return in the twenty-first century.
2. 1986
3. Anthropologists have discovered that fear, happiness, sadness, and surpri are universally reflected in facial expressions.
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4. Becau of its irritating effect on humans, the u of phenol as a general antiptic has been largely discontinued.
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5. In group to remain in existence, a profit-making organization must, in the long run, produce something consumers consider uful or desirable.
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6. The greater the population there is in a locality, the greater the need there is for water, transportation, and disposal of refu.
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7. It is more difficult to write simply, directly, and effectively than to employ flowery but vague expressions that only obscure one’s meaning.
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8. With modern offices becoming more mechanized, designers are attempting to personalize them with warmer, less vere interiors.
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9. The difference between libel and slander is that libel is printed while slander is spoken.
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10. The knee is the joints where the thigh bone meets the large bone of the lower leg.
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11. Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dyes red.
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12. Billie Holiday’s reputation as a great jazz-blues singer rests on her ability to give emotional depth to her songs.
12. Billie Holiday’s
13. Esntially, a theory is an abstract, symbolic reprentation of what is conceived to be reality.
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14. Long before children are able to speak or understand a language, they communicate through facial expressions and by making nois.
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15. Thanks to modern irrigation, crops now grow abundantly in areas where once nothing but cacti and sagebrush could live.
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16. The development of mechanical timepieces spurred the arch for more accurate sundials with which to regulate them.
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17. Anthropology is a science in that anthropologists u a rigorous t of methods and techniques to document obrvations that can be checked by others.
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18. Fungi are important in the process of decay, which returns ingredients to the soil, enhances soil fertility, and decompos animal debris.
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19. When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.
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20. Although pecans are most plentiful in the southeastern part of the United States, they are found as far north as Ohio and Illinois.
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21. Eliminating problems by transferring the blame to others is often called scape-goating.邻家小女孩
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22. The chief foods eaten in any country depend largely on what grows best in its climate and soil.
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23. Over a very large number of trials, the probability of an event’s occurring is equal to the probability that it will not occur.
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24. Most substance contract when they freeze so that the density of a substance’s solid is higher than the density of its liquid.
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25. The mechanism by which brain cells store memories is not clearly understood.
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26. By the middle of the twentieth century, painters and sculptors in the United States had begun to exert a great worldwide influence over art.
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评价曹操27. In the eastern part of New Jery lies the city of Elizabeth, a major shipping and manufacturing center.
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28. Elizabeth Blackwell, the first woman medical doctor in the United States, founded the New York Infirmary, an institution that has always had a completely female medical staff.
28. Elizabeth Blackwell
29. Alexander Graham Bell once told his family that he would rather be remembered as a teacher of the deaf than as the inventor of the telephone.
29. Alexander Graham Bell
30. Becau its leaves remain green long after being picked, romary became associated with the idea of remembrance.
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31. Although apparently rigid, bones exhibit a degree of elasticity that enables the skeleton to withstand considerable impact.
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32. That xenon could not FORM chemical compounds was once believed by scientists.
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33. Rearch into the dynamics of storms is directed toward improving the ability to predict the events and thus to minimize damage and avoid loss of life.
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34. The elimination of inflation would ensure that the amount of money ud in repaying a loan would have the same value as the amount of money borrowed.
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35. Futurism, an early twentieth-century movement in art, rejected all traditions and attempted to glorify contemporary life by emphasizing the machine and motion.
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36. One of the wildest and most inaccessible parts of the United States is the Everglades where wildlife is abundant and largely protected.
36. Everglades ( )
37. Lucretia Mott’s influence was so significant that she has been credited by some authorities as the originator of feminism in the United States.
交货37. Lucretia Mott’s
甜姑娘38. The activities of the international marketing rearcher are frequently much broader than tho of the domestic marketer.
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39. The continental divide refers to an imaginary line in the North American Rockies that divides the waters flowing into the Atlantic Ocean from tho flowing into the Pacific.
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40. Studies of the gravity field of the Earth indicate that its crust and mantle yield when unusual weight is placed on them.
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41. The annual worth of Utah’s manufacturing is greater than that of its mining and farming combined.
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42. The wallflower is so called becau its weak stems often grow on walls and along stony cliffs for support.
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43. It is the interaction between people, rather than the events that occur in their lives, that is
the main focus of social psychology.
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44. No social crusade aroud Elizabeth Williams’ enthusiasm more than the expansion of educational facilities for immigrants to the United States.
44. Elizabeth Williams
45. Quails typically have short rounded wings that enable them to spring into full flight instantly when disturbed in their hiding places.
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46. According to anthropologists, the earliest ancestors of humans that stood upright rembled chimpanzees facially, with sloping foreheads and protruding brows.
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47. Not until 1866 was the fully successful transatlantic cable finally laid.
47. 1866
48. In his writing, John Crowe Ransom describes what he considers the spiritual barrenness of society brought about by science and technology.
48. John Crowe Ransom
49. Children with parents who guidance is firm, consistent, and rational are inclined to posss high levels of lf-confidence.
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50. The ancient Hopewell people of North America probably cultivated corn and other crops, but hunting and gathering were still of critical importance in their economy.
50. Hopewell
51. Using many symbols makes it possible to put a large amount of inFORMation on a single map.
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52. Anarchism is a term describing a cluster of doctrines and attitudes who principal uniting feature is the belief that government is both harmful and unnecessary.
52. go-vern-ment go-vern-ment
53. Probably no man had more effect on the daily lives of most people in the Untied States than did Henry Ford a pioneer in automobile production.
53. .
心字开头的成语54. The u of well-chon nonn words makes possible the testing of many basic hypothes in the field of language learning.
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55. The history of painting is a fascinating chain of events that probably began with the very first pictures ever made.
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56. Perfectly matched pearls, strung into a necklace, bring a far higher price than the same pearls
told individually.
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57. During the eighteenth century, Little Turtle was chief of the Miami tribe who territory became what is now Indiana and Ohio.
57. " "
58. Among almost ven hundred species of bamboo, some are fully grown at less than a foot high, while others can grow three feet in twenty-four hours.
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59. Before staring on a a voyage, prudent navigators learn the a charts, study the sailing directions, and memorize lighthou s to prepare themlves for any conditions they might encounter.
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60. Of all the economically important plants, palms have been the least studied.
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61. Buyers and llers should be aware of new developments in technology can and does affect marketing activities.
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62. The application of electronic controls made possible by the microprocessor and computer storage have multiplied the us of the modern writer.
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63. The human skeleton consists of more than two hundred bones bound together by tough and relatively inelastic connective tissues called ligaments.
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64. The pigmentation of a pearl is influenced by the of oyster in which it develops and by the depth, temperature, and the salt content of the water in which the oyster lives.
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65. Although mockingbirds superbly mimic the songs and calls of many birds, they can nonetheless be quickly identified as mockingbirds by certain aural clues.
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66. Not only can walking fish live out of water, but they can also travel short distances over land.
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67. Scientists do not know why dinosaurs became extinct, but some theories postulate that changers in geography, climate, and a levels were responsible.
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68. The science of horticulture, in which the primary concerns are maximum yield and superior quality, utilizes inFORMation derived from other sciences.
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69. Snow aids farmers by keeping heart in the lower ground levels, thereby saving the eds from freezing.
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70. Even though the preci qualities of hero in literary words may vary over time, the basic exemplary function of the hero ems to remain constant.
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71. People in prehistoric times created paints by grinding materials such as plants and clay into power and then adding water.
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71.
72. Often very annoying weeds, goldenrods crowd out less hardy plants and act as hosts to many inct pests.
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73. Starting around 7000 B.C., and for the next four thousand years, much of the Northern Hemisphere experienced temperatures warmer than at prent.
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74. When Henry Ford first sought financial backing for making cars, the very notion of farmers and clerks owning automobiles was considered ridiculous.
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75. Though once quite large, the population of the bald eagle across North America has drastically declined in the past forty years.
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76. The beaver chews down trees to get food and material with which to build its home.
76.宋青花
