[单选题]为了提高公交公司的效益，有人建议提高公共汽车的票价。然而公交公司的负责人反驳说：“上一次公共汽车的提价导致了乘客的减少，从而使得公交公司的效益不但没有增加，反而有所降低，因此，再次提高票价并不能增加公交公司的效益。”以下哪项是这位负责人的观点成立所必需的一个假设？( )
A.除了公共汽车以外，乘客还可以选择别的交通方式
B.降低票价会使得更多的人乘坐公共汽车
C.提高票价一定会导致公司效益的降低
D.上一次提价的幅度和现在的建议提价幅度相差较大

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[判断题]《高速铁路无砟轨道线路维修规则》规定，高速道岔尖轨相对于基本轨降低值、心轨相对于翼轨降低值偏差超过2mm，且对行车平稳性有影响应进行修理或更换。
A.正确
B.错误

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[判断题]化妆水可以作为洁肤水，直接用手拍打与面部，便可将面部清洁干净。

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[单选题]变配电所送电后带负荷运行（），全所功能满足设计要求。
A.24h
B.32h
C.40h
D.48h

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[单选题]定时限过流保护装置的动作时间的整定原则是( )。
A.采用阶梯原则,比下一级保护动作时间大一个时间极差△t=0.5s
B.比下一级保护动作时间大一个时间极差△t=0.7s
C.比下一个保护动作时间大一个时间极差△t=0.5s

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[判断题]供电方作业人员应会同客户工作负责人检查现场所做的安全措施，对具体的设备指明实际的隔离措施，证明检修设备确无电压。
A.正确
B.错误

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[判断题]土方开挖中，观测到基坑边缘有裂缝和渗水等异常时，立即停止作业并报告施工负责人，待处置完成合格后，再开始作业。（）
A.正确
B.错误

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[单选题]单级振荡式发射机的优点是（）
A.简单经济
B.体积大
C.频率稳定
D.相位相参

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[判断题]碗扣式脚手架装拆效率高,减轻工人劳动强度。
A.正确
B.错误

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[单选题] 工作监护人:是指( )具体工作,负责监督和看护工作成员的工作行为是否符合安全标准的责任人员。
A. 负责
B. 参与
C. 不参与
D. 主持

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[单项选择]What does Joe imply about his brother

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[单项选择] Recently housing is recognized as a "socially determinant variable". In France, housing is the main item of expenditure in the family budget ( accounting for an average of 29 percent), and many families would be unable to find decent housing without help from the State. For a long time, the main problem was the housing shortage but in recent years the deterioration of housing conditions has been giving even greater cause for concern. Despite extensive construction programs, the problem of housing for the most underprivileged population groups has not been solved. According to the so-called Petrequin Report, between 2 and 3 million families had serious difficulties meeting their housing costs and were living in precarious and uncomfortable conditions. Policies designed to address the housing problem have shifted over the past few decades from a macroeconomic approach promoting construction to housing subsidies. The reasons for this shift agree with the determination to lim
A. a problem solved only by the society and not by individuals
B. invariable and unchangeable
C. not determined by the society
D. socially determinant and changeable

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[填空题]

Andrew Carnegie, known as the King of Steel, built the steel industry in the United States. And in this process, he became one of the{{U}} (47) {{/U}}men in America. His success resulted in part from his ability to sell the product and in part from his policy of{{U}} (48) {{/U}}during periods of economic decline, when most of his competitors were reducing their{{U}} (49) {{/U}}.
Carnegie believed that individuals should progress through hard work, but he also felt strongly that the wealthy should use their{{U}} (50) {{/U}}for the benefit of society. He opposed charity,{{U}} (51) {{/U}}instead to provide educational opportunities that would allow others to{{U}} (52) {{/U}}themselves.
Among his more{{U}} (53) {{/U}}contributions to society are those that bear his name, including the Carnegie Institute of Pittsburgh, which has a library, a museum of fine arts, and a museum of national history. He also founded a school of t

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