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  3. In the late 1960’s, many people in North America turned their attention to environmental problems, and new steel-and-glass skysc

In the late 1960’s, many people in North America turned their attention to environmental problems, and new steel-and-glass skysc

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问题     In the late 1960’s, many people in North America turned their attention to environmental problems, and new steel-and-glass skyscrapers were widely criticized. Ecologists pointing【B1】______that a cluster of tall buildings in a city often overburdens public transportation and parking lot【B2】______.
    Skyscrapers are also enormous【B3】______, and wasters, of electric power. In one recent year, the addition【B4】 17 million square feet of skyscraper office space in New York City raised the 【B5】______ daily demand for electricity by 120,000 kilowatts—enough to【B6】______the entire city of Albany for a day. Glass-wailed skyscraper can be especially【B7】______. The heat loss (or gain) through a wall of half-inch plate glass is more than ten times 【B8】______ through a typical masonry wall filled with insulation board. To lessen the strain【B9】______heating and air-conditioning equipment,【B10】______of skyscrapers have begun to use double-glazed panels of glass, and reflective glasses【B11】______with silver or gold mirror films that reduce【B12】______as well as heat gain. However,【B13】______skyscrapers raise the temperature of the surrounding air and【B14】______neighboring buildings. Skyscrapers put severe pressure on a city’s sanitation【B15】______, too. If fully occupied, the two World Trade Center towers in New York City would alone generate 2.25 million gallons of raw sewage each year—as【B16】______as a city the size of Stamford, Connecticut, which has a【B17】______of more than 109,000. Skyscrapers also【B18】______with television reception, block bird flyways, and obstruct air traffic.
    Still, people【B19】______to build skyscrapers for all the reasons that they have always built them—personal ambition and the【B20】______of owners to have the largest possible amount of rentable space.
【B2】
选项 A、power
B、capacities
C、potentials
D、capabilities
答案B
解析 考查名词辨析。四个选项都表示“能力”。power“体能，权利，尤指控制他人的能力或权力；capacity“(无生命事物的)承受、装载能力；(人的)潜在学习和理解力”；potential“潜能，潜力”；capability“能力，才能”。根据语境可知，B．capacities符合文意，代入句中表示：停车场的容纳能力。故正确答案为B。
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考研英语一

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