100句背7000单词doc(编辑修改稿)

100句背7000单词doc(编辑修改稿)内容摘要：

f society brought about by science and technology. 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 selfconfidence. ，始终如一和理性，孩子就有可能充满自信。 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. Hopewell人很可能种植了玉米和其他农作物，但打猎和采集对他们的经济贸易仍是至关重要的。 1. 51. Using many symbols makes it possible to put a large amount of inFORMation on a single map. 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. ，它们的主要共同点在于相信政府是有害的，没有必要的。 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. 的先驱亨利 .福特。 54. The use of wellchosen nonsense words makes possible the testing of many basic hypotheses in the field of language learning. ，可以检验语言学科里许多基本的假定。 55. The history of painting is a fascinating chain of events that probably began with the very first pictures ever made. ，其源头大概可以上溯到最早的图画。 56. Perfectly matched pearls, strung into a necklace, bring a far higher price than the same pearls told individually. ，串成一条项链，就能卖到比单独售出好得多的价钱。 57. During the eighteenth century, Little Turtle was chief of the Miami tribe whose territory became what is now India na and Ohio. ， 小乌龟 是迈阿密部落的酋长，该部落的地盘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 twentyfour hours. ，有的全长成还不到一英尺，有的却能在二十四小时内长出三英尺。 59. Before staring on a sea voyage, prudent navigators learn the sea charts, study the sailing directions, and memorize lighthouse places to prepare themselves for any conditions they might encounter. ，会研究航向，记录的灯塔的位置，以便对各种可能出现的情况做到有备无患。 60. Of all the economically important plants, palms have been the least studied. ，棕榈树得到的研究最少。 61. Buyers and sellers should be aware of new developmen ts in technology can and does affect marketing activities. ，原因很简单，因为技术能 够并且已经影响着营销活动。 62. The application of electronic controls made possible by the microprocessor and puter storage have multiplied the uses of the modern typewriter. 加了现代打字机的功能。 63. The human skeleton consists of more than two hundred bones bound together by tough and relatively inelastic connective tissues called ligaments. ，住些骨头石油坚韧而相对缺乏弹性的，被称为韧带的结蒂组连在一起。 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. ，温度和含盐度的制约。 65. Although mockingbirds superbly mimic the songs and calls of many birds, they can noheless be quickly identified as mockingbirds by certain aural clues. ，但人类还是能够依其声音上的线索很快识别它们。 66. Not only can walking fish live out of water, but they can also travel short distances over land. ，还可以在岸上短距离移动。 67. Scientists do not know why dinosaurs became extinct, but some theories postulate that changers in geography, climate, and sea levels were responsible. ，但是一些理论推断是地理，气候和海平面的变化造成的。 68. The science of horticulture, in which the primary concerns are maximum yield and superior quality, utilizes inFORMation derived from other sciences.。 69. Snow aids farmers by keeping heart in the lower ground levels, thereby saving the seeds from freezing. ，因为它保持地层土壤的温度，使种子不致冻死。 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. ，但其昭世功力却是恒古不变的。 71. Peo。