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.

　　到了二十一世紀中頁，美國畫家和雕塑家開始在世界范圍內(nèi)對藝術產(chǎn)生重大影響。

　　27. In the eastern part of New Jersey lies the city of Elizabeth，a major shipping and manufacturing center.

　　伊麗莎白市，一個重要的航運和制造業(yè)中心，坐落于新澤西州的東部。

　　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. Elizabeth Blackwell.

　　美國第一個女醫(yī)生，創(chuàng)建了員工一直為女性紐約診所。

　　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 telephone. Alexander Graham Bell.

　　曾告訴家人，他更愿意讓后人記住他是聾子的老師，而非電話的發(fā)明者。

　　30. Because its leaves remain green long after being picked，rosemary became associated with the idea of remembrance.

　　采摘下的迷迭香樹葉常綠不衰，因此人們把迷迭香樹與懷念聯(lián)系在一起。

　　31. Although apparently rigid，bones exhibit a degree of elasticity that enables the skeleton to withstand considerable impact.

　　骨頭看起來是脆硬的，但它也有一定的彈性，使得骨骼能夠承受相當?shù)拇驌簟?/P>

　　32. That xenon could not FORM chemical compounds was once believed by scientists.

　　科學家曾相信：氙氣是不能形成化合物的。

　　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.

　　對風暴動力學的研究是為了提高風暴預測從而減少損失，避免人員傷亡。

　　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.

　　消除通貨膨脹應確保還貸的錢應與所貸款的價值相同。

　　35. Futurism，an early twentieth-century movement in art，rejected all traditions and attempted to glorify contemporary life by emphasizing the machine and motion.

　　未來主義，二十世紀早期的一個藝術思潮。拒絕一切傳統(tǒng)，試圖通過強調(diào)機械和動態(tài)來美化生活。

　　36. One of the wildest and most inaccessible parts of the United States is the Everglades where wildlife is abundant and largely protected. Everglades.

　　是美國境內(nèi)最為荒涼和人跡罕至的地區(qū)之一，此處有大量的野生動植物而且大多受(法律)保護。

　　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.

　　Lucretia Mott‘s的影響巨大，所以一些權威部門認定她為美國女權運動的創(chuàng)始人。

　　38. The activities of the international marketing researcher are frequently much broader than those of the domestic marketer.

　　國際市場研究者的活動范圍常常較國內(nèi)市場研究者廣闊。

　　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.

　　大陸分水嶺是指北美洛磯山脈上的一道想象線，該線把大西洋流域和太平洋流域區(qū)分開來。

　　40. Studies of the gravity field of the Earth indicate that its crust and mantle yield when unusual weight is placed on them.

　　對地球引力的研究表明，在不尋常的負荷之下地殼和地幔會發(fā)生位移。

　　41. The annual worth of Utah‘s manufacturing is greater than that of its mining and farming combined.

　　尤它州制造業(yè)的年產(chǎn)值大于其工業(yè)和農(nóng)業(yè)的總和。

　　42. The wallflower is so called because its weak stems often grow on walls and along stony cliffs for support.

　　墻花之所以叫墻花，是因為其脆弱的枝干經(jīng)常要靠墻壁或順石崖生長，以便有所依附。

　　43. It is the interaction between people，rather than the events that occur in their lives，that is the main focus of social psychology.

　　社會心理學的主要焦點是人與人之間的交往，而不是他們各自生活中的事件。

　　44. No social crusade aroused Elizabeth Williams‘ enthusiasm more than the expansion of educational facilities for immigrants to the United States.

　　給美國的新移民增加教育設施比任何社會運動都更多的激發(fā)了Elizabeth Williams的熱情。

　　45. Quails typically have short rounded wings that enable them to spring into full flight instantly when disturbed in their hiding places.

　　典型的鵪鶉都長有短而圓的翅膀，憑此他們可以在受驚時一躍而起，飛離它們的躲藏地。

　　46. According to anthropologists，the earliest ancestors of humans that stood upright resembled chimpanzees facially，with sloping foreheads and protruding brows.

　　根據(jù)人類學家的說法，直立行走的人的鼻祖面部輪廓與黑猩猩相似，額頭后傾，眉毛突出。

　　47. Not until 1866 was the fully successful transatlantic cable finally laid.

　　直到1866年第一條橫跨大西洋的電纜才完全成功的架通。

　　48. In his writing，John Crowe Ransom describes what he considers the spiritual barrenness of society brought about by science and technology.

　　John Crowe Ransom在他的著作中描述了他認為是由科學技術給社會帶來的精神貧困。

　　49. Children with parents whose guidance is firm，consistent，and rational are inclined to possess high levels of self-confidence.

　　父母的教導如果堅定，始終如一和理性，孩子就有可能充滿自信。

　　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.

　　北美遠古的Hopewell人很可能種植了玉米和其他農(nóng)作物，但打獵和采集對他們的經(jīng)濟貿(mào)易仍是至關重要的。

　　51. Using many symbols makes it possible to put a large amount of information on a single map.

　　使用多種多樣的符號可以在一張地圖里放進大量的信息。

　　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.

　　無政府主義這個詞描述的是一堆理論和態(tài)度，它們的主要共同點在于相信政府是有害的，沒有必要的。

　　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.

　　恐怕沒有誰對大多數(shù)美國人的日常生活影響能超過汽車生產(chǎn)的先驅亨利。福特。

　　54. The use of well-chosen nonsense words makes possible the testing of many basic hypotheses in the field of language learning.

　　使用精心挑選的無意義詞匯，可以檢驗語言學科里許多基本的假定。

　　55. The history of painting is a fascinating chain of events that probably began with the very first pictures ever made.

　　優(yōu)化歷史是由一連串的迷人事件組成，其源頭大概可以上溯到最早的圖畫。

　　56. Perfectly matched pearls，strung into a necklace，bring a far higher price than the same pearls told individually.

　　相互般配的珍珠，串成一條項鏈，就能賣到比單獨售出好得多的價錢。

　　57. During the eighteenth century，Little Turtle was chief of the Miami tribe whose territory became what is now Indiana and Ohio.

　　十八世紀時，“小烏龜”是邁阿密部落的酋長，該部落的地盤就是今天的印第安那州和俄亥俄州。

　　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 twenty-four hours.

　　在竹子的近七百個品種中，有的全長成還不到一英尺，有的卻能在二十四小時內(nèi)長出三英尺。

　　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 encounter.

　　謹慎的航海員在出航前，會研究航向，記錄的燈塔的位置，以便對各種可能出現(xiàn)的情況做到有備無患。

　　60. Of all the economically important plants，palms have been the least studied.

　　在所有的經(jīng)濟作物中，棕櫚樹得到的研究最少。

　　61. Buyers and sellers should be aware of new developments in technology can and does affect marketing activities.

　　購買者和銷售者都應該留意技術的新發(fā)展，原因很簡單，因為技術能夠并且已經(jīng)影響著營銷活動。

　　62. The application of electronic controls made possible by the microprocessor and computer storage have multiplied the uses of the modern typewriter.

　　電腦儲存和由于電子微處理機得以實現(xiàn)的電控運用成倍的增加了現(xiàn)代打字機的功能。

　　63. The human skeleton consists of more than two hundred bones bound together by tough and relatively inelastic connective tissues called ligaments.

　　人類骨骼有二百多塊骨頭組成，住些骨頭石油堅韌而相對缺乏彈性的，被稱為韌帶的結蒂組連在一起。

　　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.

　　珍珠的色澤受到作為其母體牡蠣種類及牡蠣生活水域的深度，溫度和含鹽度的制約。

　　65. Although mockingbirds superbly mimic the songs and calls of many birds，they can nonetheless be quickly identified as mockingbirds by certain aural clues.

　　盡管模仿鳥學很多種鳥的鳴叫聲惟妙惟肖，但人類還是能夠依其聲音上的線索很快識別它們。

　　66. Not only can walking fish live out of water，but they can also travel short distances over land.

　　鲇魚不僅可以離開水存活，還可以在岸上短距離移動。

　　67. Scientists do not know why dinosaurs became extinct，but some theories postulate that changers in geography， climate， and sea levels were responsible.

　　科學家不知道恐龍為何絕種了，但是一些理論推斷是地理，氣候和海平面的變化造成的。

　　68. The science of horticulture，in which the primary concerns are maximum yield and superior quality，utilizes information derived from other sciences.

　　主要目的在于豐富和優(yōu)質(zhì)的農(nóng)藝學利用了其他科學的知識。

　　69. Snow aids farmers by keeping heart in the lower ground levels，thereby saving the seeds from freezing.

　　雪對農(nóng)民是一種幫助，因為它保持地層土壤的溫度，使種子不致凍死。

　　70. Even though the precise qualities of hero in literary words may vary over time，the basic exemplary function of the hero seems to remain constant.

　　當代文學作品中的英雄本色雖各有千秋，但其昭世功力卻是恒古不變的。

　　71. People in prehistoric times created paints by grinding materials such as plants and clay into power and then adding water.

　　史前的人們制造顏料是將植物和泥土等原料磨成粉末，然后加水。

　　72. Often very annoying weeds，goldenrods crowd out less hardy plants and act as hosts to many insect pests.

　　黃菊花通常令人生厭，它擠走不那么頑強的植物，并找來很多害蟲。

　　73. Starting around 7000 B.C.，and for the next four thousand years，much of the Northern Hemisphere experienced temperatures warmer than at present.

　　大約從公元前七千年開始，在四千年當中，北半球的溫度比現(xiàn)在高。

　　74. When Henry Ford first sought financial backing for making cars，the very notion of farmers and clerks owning automobiles was considered ridiculous.

　　當亨利·福特最初制造汽車為尋求資金支持時，農(nóng)民和一般職員也能擁有汽車的想法被認為是可笑的。

　　75. Though once quite large，the population of the bald eagle across North America has drastically declined in the past forty years.

　　北美禿頭鷹的數(shù)量一度很多，但在近四十年中全北美的禿頭鷹數(shù)量急劇下降

　　41. The annual worth of Utah‘s manufacturing is greater than that of its mining and farming combined.

　　尤它州制造業(yè)的年產(chǎn)值大于其工業(yè)和農(nóng)業(yè)的總和。

　　42. The wallflower is so called because its weak stems often grow on walls and along stony cliffs for support.

　　墻花之所以叫墻花，是因為其脆弱的枝干經(jīng)常要靠墻壁或順石崖生長，以便有所依附。

　　43. It is the interaction between people，rather than the events that occur in their lives，that is the main focus of social psychology.

　　社會心理學的主要焦點是人與人之間的交往，而不是他們各自生活中的事件。

　　44. No social crusade aroused Elizabeth Williams‘ enthusiasm more than the expansion of educational facilities for immigrants to the United States.

　　給美國的新移民增加教育設施比任何社會運動都更多的激發(fā)了Elizabeth Williams的熱情。

　　45. Quails typically have short rounded wings that enable them to spring into full flight instantly when disturbed in their hiding places.

　　典型的鵪鶉都長有短而圓的翅膀，憑此他們可以在受驚時一躍而起，飛離它們的躲藏地。

　　46. According to anthropologists，the earliest ancestors of humans that stood upright resembled chimpanzees facially，with sloping foreheads and protruding brows.

　　根據(jù)人類學家的說法，直立行走的人的鼻祖面部輪廓與黑猩猩相似，額頭后傾，眉毛突出。

　　47. Not until 1866 was the fully successful transatlantic cable finally laid.

　　直到1866年第一條橫跨大西洋的電纜才完全成功的架通。

　　48. In his writing，John Crowe Ransom describes what he considers the spiritual barrenness of society brought about by science and technology.

　　John Crowe Ransom在他的著作中描述了他認為是由科學技術給社會帶來的精神貧困。

　　49. Children with parents whose guidance is firm，consistent，and rational are inclined to possess high levels of self-confidence.

　　父母的教導如果堅定，始終如一和理性，孩子就有可能充滿自信。

　　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.

　　北美遠古的Hopewell人很可能種植了玉米和其他農(nóng)作物，但打獵和采集對他們的經(jīng)濟貿(mào)易仍是至關重要的。