American antelope, or pronghorn.
2. Of the millions who saw Haley’s comet in 1986, how many people
will live long enough to see it return in the twenty-first
3. Anthropologists have discovered that fear, happiness, sadness,
and surprise are universally reflected in facial expressions.
4. Because of its irritating effect on humans, the use of phenol as
a general antiseptic has been largely discontinued.
5. In group to remain in existence, a profit-making organization
must, in the long run, produce something consumers consider useful
6. The greater the population there is in a locality, the greater
the need there is for water, transportation, and disposal of
7. It is more difficult to write simply, directly, and effectively
than to employ flowery but vague expressions that only obscure
8. With modern offices becoming more mechanized, designers are
attempting to personalize them with warmer, less severe
9. The difference between libel and slander is that libel is
printed while slander is spoken.
10. The knee is the joints where the thigh bone meets the large
bone of the lower leg.
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.
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作为一个爵士布鲁斯乐杰出歌手的名声建立在能够赋予歌曲感情深度的能力。
13. Essentially, a theory is an abstract, symbolic representation
of what is conceived to be reality.
14. Long before children are able to speak or understand a
language, they communicate through facial expressions and by making
15. Thanks to modern irrigation, crops now grow abundantly in areas
where once nothing but cacti and sagebrush could live.
16. The development of mechanical timepieces spurred the search for
more accurate sundials with which to regulate them.
17. Anthropology is a science in that anthropologists use a
rigorous set of methods and techniques to do*英语易网*ent observations
that can be checked by others.
18. Fungi are important in the process of decay, which returns
ingredients to the soil, enhances soil fertility, and decomposes
19. When it is struck, a tuning fork produces an almost pure tone,
retaining its pitch over a long period of time.
20. Although pecans are most plentiful in the southeastern part of
the United States, they are found as far north as Ohio and
21. Eliminating problems by transferring the blame to others is
often called scape-goating.
22. The chief foods eaten in any country depend largely on what
grows best in its climate and soil.
23. Over a very large number of trials, the probability of an
event’s occurring is equal to the probability that it will not
24. Most substance contract when they freeze so that the density of
a substance’s solid is higher than the density of its liquid.
25. The mechanism by which brain cells store memories is not
26. By the middle of the twentieth century, painters and sculptors
in the United States had begun to exert a great worldwide influence
27. In the eastern part of New Jersey lies the city of Elizabeth, a
major shipping and manufacturing center.
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，美国第一个女医生，创建了员工一直为女性纽约诊所。
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
29. Alexander Graham Bell曾告诉家人，他更愿意让后人记住他是聋子的老师，而非电话的发明者。
30. Because its leaves remain green long after being picked,
rosemary became associated with the idea of remembrance.
31. Although apparently rigid, bones exhibit a degree of elasticity
that enables the skeleton to withstand considerable impact.
32. That xenon could not FORM chemical compounds was once believed
33. Research into the dynamics of storms is directed toward
improving the ability to predict these events and thus to minimize
damage and avoid loss of life.
34. The elimination of inflation would ensure that the amount of
money used in repaying a loan would have the same value as the
amount of money borrowed.
35. Futurism, an early twentieth-century movement in art, rejected
all traditions and attempted to glorify contemporary life by
emphasizing the machine and motion.
36. One of the wildest and most inaccessible parts of the United
States is the Everglades where wildlife is abundant and largely
37. Lucretia Mott’s influence was so significant that she has been
credited by some authorities as the originator of feminism in the
37. Lucretia Mott’s的影响巨大，所以一些权威部门认定她为美国女权运动的创始人。
38. The activities of the international marketing researcher are
frequently much broader than those of the domestic marketer.
39. The continental divide refers to an imaginary line in the North
American Rockies that divides the waters flowing into the Atlantic
Ocean from those flowing into the Pacific.
40. Studies of the gravity field of the Earth indicate that its
crust and mantle yield when unusual weight is placed on them.
41. The annual worth of Utah’s manufacturing is greater than that
of its mining and farming combined.
42. The wallflower is so called because its weak stems often grow
on walls and along stony cliffs for support.
43. It is the interaction between people, rather than the events
that occur in their lives, that is the main focus of social
44. No social crusade aroused Elizabeth Williams’ enthusiasm more
than the expansion of educational facilities for immigrants to the
45. Quails typically have short rounded wings that enable them to
spring into full flight instantly when disturbed in their hiding
46. According to anthropologists, the earliest ancestors of humans
that stood upright resembled chimpanzees facially, with sloping
foreheads and protruding brows.
47. Not until 1866 was the fully successful transatlantic cable
48. In his writing, John Crowe Ransom describes what he considers
the spiritual barrenness of society brought about by science and
48. John Crowe Ransom在他的著作中描述了他认为是由科学技术给社会带来的精神贫困。
49. Children with parents whose guidance is firm, consistent, and
rational are inclined to possess high levels of
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.
51. Using many symbols makes it possible to put a large amount of
inFORMation on a single map.
52. Anarchism is a term describing a cluster of doctrines and
attitudes whose principal uniting feature is the belief that
government is both harmful and unnecessary.
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
54. The use of well-chosen nonsense words makes possible the
testing of many basic hypotheses in the field of language
55. The history of painting is a fascinating chain of events that
probably began with the very first pictures ever made.
56. Perfectly matched pearls, strung into a necklace, bring a far
higher price than the same pearls told individually.
57. During the eighteenth century, Little Turtle was chief of the
Miami tribe whose territory became what is now Indiana and
58. Among almost seven hundred species of bamboo, some are fully
grown at less than a foot high, while others can grow three feet in
59. Before staring on a sea voyage, prudent navigators learn the
sea charts, study the sailing directions, and memorize lighthouse
locations to prepare themselves for any conditions they might
60. Of all the economically important plants, palms have been the
61. Buyers and sellers should be aware of new developments in
technology can and does affect marketing activities.
62. The application of electronic controls made possible by the
microprocessor and computer storage have multiplied the uses of the
63. The human skeleton consists of more than two hundred bones
bound together by tough and relatively inelastic connective tissues
64. The pigmentation of a pearl is influenced by the type of oyster
in which it develops and by the depth, temperature, and the salt
content of the water in which the oyster lives.
65. Although mockingbirds superbly mimic the songs and calls of
many birds, they can nonetheless be quickly identified as
mockingbirds by certain aural clues.
66. Not only can walking fish live out of water, but they can also
travel short distances over land.
67. Scientists do not know why dinosaurs became extinct, but some
theories postulate that changers in geography, climate, and sea
levels were responsible.
68. The science of horticulture, in which the primary concerns are
maximum yield and superior quality, utilizes inFORMation derived
from other sciences.
69. Snow aids farmers by keeping heart in the lower ground levels,
thereby saving the seeds from freezing.
70. Even though the precise qualities of hero in literary words may
vary over time, the basic exemplary function of the hero seems to
71. People in prehistoric times created paints by grinding
materials such as plants and clay into power and then adding
72. Often very annoying weeds, goldenrods crowd out less hardy
plants and act as hosts to many insect pests.
73. Starting around 7000 B.C., and for the next four thousand
years, much of the Northern Hemisphere experienced temperatures
warmer than at present.
74. When Henry Ford first sought financial backing for making cars,
the very notion of farmers and clerks owning automobiles was
75. Though once quite large, the population of the bald eagle
across North America has drastically declined in the past forty
76. The beaver chews down trees to get food and material with which
to build its home.
77. Poodles were once used as retrievers in duck hunting, but the
American Kennel Club does not consider them sporting dogs because
they are now primarily kept as pets.
78. As a result of what is now know in physics and chemistry,
scientists have been able to make important discoveries in biology
79. The practice of making excellent films based on rather obscure
novels has been going on so long in the United States as to
constitute a tradition.
80. Since the consumer considers the best fruit to be that which is
the most attractive, the grower must provide products that satisfy
the discerning eye.
81. Television the most pervasive and persuasive of modern
technologies, marked by rapid change and growth, is moving into a
new era, an era of extraordinary sophistication and versatility,
which promises to reshape our lives and our world.
82. Television is more than just an electronics; it is a means of
expression, as well as a vehicle for communication, and as such
becomes a powerful tool for reaching other human beings.
83. Even more shocking is the fact that the number and rate of
imprisonment have more than doubled over the past twenty years, and
recidivism——that is the rate for re-arrest——is more than 60
84. His teaching began at the Massachusetts Institute of
Technology, but William Rainey Harper lured him to the new
university of Chicago, where he remained officially for exactly a
generation and where his students in advanced composition found him
terrifyingly frigid in the classroom but sympathetic and
understanding in their personal conferences.
85. The sloth pays such little attention to its personal hygiene
that green algae grow on its coarse hair and communities of a
parasitic moth live in the depths of its coat producing
caterpillars which graze on its mouldy hair. Its muscles are such
that it is quits incapable of moving at a speed of over a kilometer
an hour even over the shortest distances and the swiftest movement
it can make is a sweep of its hooked arm.
86. Artificial flowers are used for scientific as well as for
decorative purposes. They are made from a variety of materials,
such as way and glass, so skillfully that they can scarcely be
distinguished from natural flowers.
87. Three years of research at an abandoned coal mine in Argonne,
Illinois, have resulted in findings that scientists believe can
help reclaim thousands of mine disposal sites that scar the
coal-rich regions of the United States.
88. When the persuading and the planning for the western railroads
had finally been completed, the really challenging task
remained: the dangerous, sweaty, backbreaking,
brawling business of actually building the lines.
89. Because of the space crunch, the Art Museum has become
increasingly cautious in considering acquisitions and donations of
art, in some cases passing up opportunities to strengthen is
90. The United States Constitution requires that President be a
natural-born citizen, thirty-five years of age or older, who has
lived in the United States for a minimum of fourteen years.
91. Arid regions in the southwestern United States have become
increasingly inviting playgrounds for the growing number of
recreation seekers who own vehicles such as motorcycles or powered
trail bikes and indulge in hill-climbing contests or in caving new
trails in the desert.
92. Stone does decay, and so tools of long ago have remained when
even the bones of the man who made them have disappeared without
93. Insects would make it impossible for us to live in the world;
they would devour all our crops and kill our flocks and herds, if
it were not for the protection we get from insect-eating
94. It is true that during their explorations they often faced
difficulties and dangers of the most perilous nature, equipped in a
manner which would make a modern climber shudder at the thought,
but they did not go out of their way to court such
95. There is only one difference between an old man and a young
one: the young man has a glorious future before him
and old one has a splendid future behind him: and
maybe that is where the rub is.
96. I find young people exciting. They have an air of freedom, and
they have not a dreary commitment to mean ambitions or love
comfort. They are not anxious social climbers, and they have no
devotion to material things.
97. I am always amazed when I hear people saying that sport creates
goodwill between the nations, and that if only the common peoples
of the world could meet one another at football or cricket, they
would have no inclination to meet on the battlefield.
98. It is impossible to say simply for the fun and
exercise: as soon as the question of prestige
arises, as soon as you feel that you and some larger unit will be
disgraced if you lose, the most savage combative instincts are
99. It has been found that certain bats emit squeaks and by
receiving the echoes, they can locate and steer clear of
obstacles——or locate flying insects on which they feed. This
echo-location in bats is often compared with radar, the principle
of which is similar.
100. As the time and cost of making a clip drop to a few days and a
few hundred dollars, engineers may soon be free to let their
imaginations soar without being penalized by expensive