| In the United States the first day
nursery was opened in 1854. Nurseries were established in various areas during
the{{U}} (31) {{/U}}half of the 19th century; most of{{U}} (32)
{{/U}}were charitable. Both in Europe and in the U. S. , the day-nursery
movement received great{{U}} (33) {{/U}}during the First World War,
when{{U}} (34) {{/U}}of manpower caused the industrial employment of
unprecedented numbers of women. In some European countries nurseries were
established even in munitions plants, under direct government{{U}} (35)
{{/U}}. Although the number of nurseries in the U. S. also rose{{U}}
(36) {{/U}}, this rise was accomplished without government aid of any
kind. During the years following the First World War,{{U}} (37) {{/U}},
Federal, State, and local governments gradually began to{{U}} (38)
{{/U}}a measure of control in A. impetus B. motivation C. imitation D. initiative [单选题]试验装置的低压回路中应有两个串联电源开关，并装设（）。
A.过载自动跳闸装置 B.漏电保安器 C.报警器 D.熔断器 E.略 F.略 [单项选择]我国每公里铁路所完成的运量（运输强度）居世界（）。
A. 第一位 B. 第二位 C. 第三位 D. 第四位 [多选题]在企业价值评估实务中，通常影响企业价值的因素有（ ）。
A.企业自身状况 B.法律法规 C.行业竞争状况 D.持续经营假设 E.并购整合持续经营假设 [填空题]牌号Q235A代表屈服点的字母是( )
[单项选择]根据钢结构设计规范（GB50017-2003），在抗剪连接中，每个承压型连接高强度螺栓的承载力设计值的计算方法与普通螺栓相同，但当剪切面在螺纹处时，其受剪承载力设计值应按螺纹处的（）进行计算。
A. 最大面积 B. 最小面积 C. 有效面积 D. 接触面积 [多项选择]冠心病的并发症包括（）
A. 二尖瓣关闭不全 B. 主动脉瓣关闭不全 C. 心室间隔穿孔 D. 心室壁瘤 E. 心脏破裂 我来回答: 提交
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