| Passage 10 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 Still, people (19) to build skyscrapers for all the reasons that they have always built them--personal ambition and the 20 of o A. thrifty B. economic C. prosperous D. wasteful [单选题](540~541题共用题干)
患者,男。45岁,咳嗽、咳痰,痰中带血丝,做痰液脱落细胞检查。 涂片检查见到体积较大,胞质丰富,核卵圆形略偏位,染色质均匀细致偶见核仁的细胞,涂片中且有尘细胞、泡沫细胞,提示此细胞最可能为 A. 鳞状上皮化生细胞 B. 增生的细支气管上皮细胞 C. 肺泡管上皮细胞 D. 鳞状上皮退化变性细胞 E.肺泡巨噬细胞 [单选题](37387)压缩机与电机共同组装在一个可拆的密封机壳内,压缩机的曲轴和电动机的转子轴是一根整体
轴,没有伸出机体外的转动部件的压缩机为( )。 A.容积式压缩机 B.半封闭式压缩机 C.全封闭式压缩机 D.开启式压缩机 [单选题]资本主义社会,资本家要进行资本积累,最主要是进行( )。
A.资本主义简单再生产 B.物质资料再生产 C.资本主义生产关系再生产 D.资本主义扩大再生产 [单选题]驾驶员要坚持“三检”，即（ ）的检查。
A.早晨中午晚上修复后 B.出车前维修中 C.出车前作业中收车后 [判断题]自愿退学的学生可重新报名参加开放教育学习。
[填空题]CRH1内各车辆间的连接采用( )车钩。
[单选题]终端交流采样电压回路导线截面积应不小于（ ）mm2。
A.A.2.5 B.B.3 C.C.4 D.D.4.5 [单选题]接触线距钢轨顶面的高度不超过（ ）。
A.6300mm B.6400mm C.6500mm D.6600mm [简答题]湖南最大民营书店是长沙哪家书店？
[单选题]1l0kV及以上的电力系统应采用中性点运行方式是(____)。
A.直接接地$ B.$不接地$ C.$经消弧线圈接地$ D.$不接地或经消弧线圈接地 我来回答: 提交
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