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Hitchhiking(搭车旅游) When I was in my teens(十几岁) and 20s, hitchhiking was a main form of long-distance transport. The kindness or curiosity of strangers {{U}} (51) {{/U}} me all over Europe, North America, Asia and southern Africa. Some of the lift-givers became friends, many provided hospitality {{U}} (52) {{/U}} the road. Not only did you find out much more about a country than {{U}} (53) {{/U}}traveling by train or plane, but also there was that element of excitement about where you would finish up that night. Hitchhiking featured importantly in Western culture. It has books and songs about it. So what has happened to {{U}} (54) {{/U}} A few years ago, I asked the same question about hitchhiking in a column on a newspaper. {{U}} (55 A. according to B. owing to C. due to D. with respect to [判断题]桥梁墩台每年巡检一次。
A.正确 B.错误 [简答题]燃气总公司当前开展的推进公共企事业单位权力运行监控机制建设工作目标是什么？
[不定项选择题]我国城市轨道交通供电规定为哪几种电压（ ）
A.600V B.750V C.1500V D.110V E.24V [单选题]在人站立或行走时通过有电流通过的地面，两脚间所承受的电压称为( )。
A.跨步电压 B.接触电压 C.接地电压 D.过渡电压 [单选题]《安全生产法》规定的生产安全一般事故、较大事故、重大事故、特别重大事故的划分标准由（）规定
A.国家安全监督管理部门 B.各级人民政府 C.国务院 D.人民法院 [简答题]单位新聘用了两名员工，约定试用期3个月。不知试用期能否不缴纳社会保险？如口头约定试用期有法律效应吗？只
[判断题]剩磁法一般不与干法配合使用。
A.正确 B.错误 [多选题]狭小空间撤离时机与方法()（难）
A.保护人员连续拉动安全绳1次，发出撤离收绳信号，保护人员缓缓收绳。 B.救援人员到达狭窄通道转弯处时，拉动安全绳1次，发出停止收绳信号，保护人员停止收绳。然后救援人员继续匍匐前进，通过转弯处后连续拉动安全绳2次发出撤离收绳信号，保护人员缓缓收绳。 C.当救援人员通过狭窄通道到达出口，迅速撤离到安全区域。 D.保护人员连续拉动安全绳2次，发出撤离收绳信号，保护人员缓缓收绳。 [判断题]职业道德不是很鲜明的表达职业义务、职业责任以及职业行为上的道德准则。 ( )
A.正确 B.错误 [单项选择]从一个总体中抽取样本，产生抽样误差的原因是（）。
A. 总体中个体之间存在变异 B. 抽样未遵循随机化原则 C. 被抽取的个体不同质 D. 组成样本的个体较少 E. 分组不合理 [判断题]液氯生产所用的设备发生泄漏是氯碱企业常见的隐患之一。
A.正确 B.错误 [单选题]治疗首选的是( )
A.糖皮质激素 B.化疗 C.脾切除 D.放疗 [单选题]某地属山区，长年累月多阴雨天，天气寒冷、潮湿。客厅内有开放式炉 灶，日夜燃烧，一边取暖，一边烤食品，燃料为当地产的浅层煤块。当地农民 多有黄褐色或黑褐色斑牙，腰背、四肢大关节疼痛，肢体、脊柱骨骼变形者亦 有之。此型疾病的主要预防措施是
A. 预防性服药 B. 降低饮水中氟含量 C. 降低食物中氟含量 D. 改换燃料、改良炉灶（增设烟囱） E. 加强营养 [单项选择]What accounts for the great outburst of major inventions in early America―breakthroughs such as the telegraph ,the steamboat and the weaving machine
Among the many shaping factors, I would single out the country’’s excellent elementary schools; a labor force that welcomed the new technology ;the practice of giving premiums to inventors; and above all the American genius for nonverbal," spatial" thinking about things technological.
Why mention the elementary schools Because thanks to these schools our early mechanic, especially in the New England and Middle Atlantic states, were generally literate and at home in arithmetic and in some aspects of geometry and trigonometry.
Acute foreign observers related American adaptiveness and inventiveness to this educational advantage. As a member of a British commission visiting here in 1853 reported," With a mind prepared by thorough school discipline ,the American boy develops rapidly into the skilled workman."
A further stimulus to i
A. Inventive Mind B. Effective Schooling C. Ways of Thinking D. Outpouring of Inventions [填空题]配送中心物流合理化的途径主要有：配送作业计划化；配送路线（）；配送企业共同化；配送作业省力化；配送进出批量化；配送管理信息化。
[判断题]消防救援人员同时有两个以上需要予以处分的行为的，应当分别确定处分。（）
A.正确 B.错误 [判断题]《上海铁路局劳动安全管理办法》（上铁安〔2015〕301号）规定，集团公司安全监察部门是劳动安全的保障部门。
A.正确 B.错误 我来回答: 提交
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