新东方在线考博频道给大家整理的2021年考博英语完型填空练习题目（二十二）,希望能够对大家的考博考试备考有所帮助，更多有关考博的备考内容，欢迎随时关注新东方在线考博频道。
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 1 that a cluster of tall buildings in a city often overburdens public transportation and parking lot 2 。
Skyscrapers are also enormous 3 , and wasters, of electric power. In one recent year, the addition 4 17 million square feet of skyscraper office space in New York City raised the 5 daily demand for electricity by 120,000 kilowatts—enough to 6 the entire city of Albany for a day. Glass-walled skyscraper can be especially 7 . The heat loss (or gain) through a wall of half-inch plate glass is more than ten times 8 through a typical masonry wall filled with insulation board. To lessen the strain 9 heating and air-conditioning equipment, 10 of skyscrapers have begun to use double-glazed panels of glass, and reflective glasses 11 with silver or gold mirror films that reduce 12 as well as heat gain. However, 13 skyscrapers raise the temperature of the surrounding air and 14 neighboring buildings. Skyscrapers put severe pressure on a city’s sanitation 15 , 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 16 as a city the size of Stamford, Connecticut, which has a 17 of more than 109,000. Skyscrapers also 18 with television reception, block bird flyways, and obstruct air traffic。
Still, people 19 to build skyscrapers for all the reasons that they have always built them—personal ambition and the 20 of owners to have the largest possible amount of rentable space。
1. A. at B. to C. out D. towards
2. A. power B. capacities C. potentials D. capabilities
3. A. savers B. consumers C. losers D. spenders
4. A. of B. in C. to D. at
5. A. point B. top C. summit D. peak
6. A. distribute B. give C. supply D. donate
7. A. thrifty B. economic C. prosperous D. wasteful
8. A. that B. those C. which D. when
9. A. to B. between C. on D. both
10. A. founders B. consumers C. builders D. suppliers
11. A. coated B. filled C. powdered D. stained
12. A. brightness B. light C. glare D. gaze
13. A. glass-walled B. plastic-walled C. concrete-walled D. mirror-walled
14. A. affect B. assist C. protect D. benefit
15. A. decorations B. utensils C. facilities D. appliances
16. A. more B. much C. few D. little
17. A. population B. People C. Mankind D. race
18. A. intervene B. interfere C. interrupt D. obstacle
19. A. stop B. Pause C. Continue D. terminate
20. A. wish B. desire C. secret D. promise
[答案]
1-5：CBBAD 6-10：CDACC
11-15：ACDAC 16-20：BABCB
以上就是新东方在线考博频道给大家整理的2021年考博英语完型填空练习题目（二十二）希望对大家有所帮助，更多备考内容，欢迎随时关注新东方在线考博频道。