| The first man who cooked his food,
instead of eating it raw, lived so long ago that we have no idea who he was or
where he lived. We do know, however, that (1) thousands of
years food was always eaten cold and (2) . Perhaps the cooked
food was heated accidentally by a (3) fire or by the melted
lava from an erupting (4) . When people first tasted food
that had been cooked, they found it tasted better. However, (5)
after this discover, cooked food must have remained a rarity
(6) man learned how to make and light (7)
. Primitive men who lived in hot regions could depend on the heat of the sun (8) their food. For example, in the desert (9) of the so A. to cook B. cooking C. cooked D. cook [单选题]如扣件式钢管模板支架的步距为1.8m，相邻两立杆的对接接头不在同步时，对接接头沿竖向错开的距离不得小于（ ），各接头中心距主节点的距离不应大于（ ）。
A.500mm，600mm B.500mm，900mm C.300mm，600mm D.500mm，150mm [单项选择]S市A区个体运输户秦某欠养路费2万元，市交通局(设在B市)作出决定令秦某补交所欠的养路费2万元，并处以罚款4万元。秦某预期既不履行义务也未向人民法院起诉。市交通局拟向法院申请强制执行，它应向哪一法院申请强制执行( )
A. A区人民法院 B. B区人民法院 C. A区或者B区人民法院皆可 D. 市交通局根据便利选择最恰当的法院 [单选题]所谓三相对称负荷就是( )。
A.三相的相电流有效值相等 B.三相的相电压相等且相位互差 120° C.三相的相电流有效值相等,三相的相电压相等且相位互差 120° D.三相的负荷阻抗相等,阻抗角相同 [单选题]发动机的转子的作用是产生( ) ,定子的作用是产生( )。
A.电压 电流 B.磁场 电压 C.电阻 电压 [多选题]针对此次事故,下列说法正确的有( )。
A.此次事故属于一般事故 B.此次事故属于责任事故 C.在向受伤未愈的相关人员调查取证时,交谈取证最长时间不得超过2小时 D.此次事故调查报告应包括该企业的基本情况 [单选题]带电水冲洗时，操作人员应戴绝缘手套、穿（ ）。
A.雨衣 B.绝缘靴 C.防电弧服 D.防静电服 [多选题]各级首长、机关应当加强对单独执行任务人员、( )、退出(退休)待安置人员等的管理教育,使他们保持良好的形象和严格的作风纪律,自觉维护国家综合性消防救援队伍的荣誉
A.探亲(休假)人员 B.公勤人员 C.伤病员 D.免职人员 [判断题]在盘车器起动后,辅助油系统的油压也正常,就能起动压缩机。( )
A.正确 B.错误 [单选题] (单选题)相对过剩人口,指的是()
A. 资本主义的人口太多了 B. 资本主义的劳动力不能满足资本对它的需要 C. 资本主义的人口都流动不起来 D. 劳动力的供给超过了资本对它的需要 [单项选择]You might think the largest library in the world would be in Europe. But it isn’t. It’s in Washington, D.C. It’s called the Library of Congress (国会图书馆).
President (总统) John Adams started the library in 1800 for members of Congress. He wanted them to be able to read books about law. The first 740 books were bought in England. They were simply set up in the room where Congress met. Then President Thomas Jefferson sold Congress many of his own books. He felt Congress should have books on all subjects, not just on lag. This idea changed the library forever. The library grew and grew. Now it covers a lot of land. In it there are 20 million books as well as a great number of pictures, movies and machines. Experts (专家) in every field work there. Hundreds of people ring them up every day with all kinds of questions. Many of them get answers right over the phone. Who will answer your questions if you call the library A. Workers in the library. B. Experts in every field. C. School teachers. [单选题]外部包裹保温层的球形储罐一般为( )。( )
A.半冷冻储罐 B.全冷冻储罐 C.内浮顶储罐 D.外浮顶储罐 [单选题]>要求硫、磷含量≤0.03%的钢是( )。
A.普通钢 B.优质钢 C.高级优质钢 [单选题]下列现象不会造成空调系统漏水的是( )。
A.加热器管损坏 B.热水开关关不死 C.冷凝器损坏 D.软管老化 [单选题]1929年,( )决议的中心思想是要用无产阶 级思想进行军队和党的建设。(1.0分)
A.遵义会议 B.古田会议 C.八七会议 D.龙岩会议 [简答题]简述融资租赁与传统租赁的不同
[单选题]下列属于真性肿瘤的是
A.动脉瘤 B.室壁瘤 C.淋巴管瘤 D.错构瘤 E.创伤性神经瘤 [多选题]下列有关治安管理处罚决定的表述正确的是（）。
A.治安管理处罚决定只能由公安机关作出，其他任何机关、团体、企事业单位和个人都无权作出 B.处警告和200元以下的罚款，可以当场作出处罚决定 C.对决定给予行政拘留处罚的人，在处罚前已经采取强制措施限制人身自由的，限制人身自由1日，应当折抵行政拘留1日 D.单位违反治安管理的，对其直接负责的主管人员和其他直接责任人员处罚 [判断题]电动剪切钳无法施加剪切力时,请重新充足电池电量。易( )
A.正确 B.错误 [单选题]隔离开关电机运转时发生故障电机无法与电源隔离，不能保护电机是由于(____)故障。
A.电机空开 B.热继电器 C.交流环网 D.行程开关 [单项选择]患儿，见口腔满布白屑，周围焮红较甚，面赤，唇红，或伴发热、烦躁、多啼，口干或渴，大便干结，小便黄亦，舌红，苔薄门，脉滑，指纹青紫。治疗首选方剂是
A. 知柏地黄丸加减 B. 清胃散加减 C. 杞菊地黄丸加减 D. 清热泻脾散加减 E. 调胃承气汤加减 [单选题]在人体内，钙除主要构成骨骼和牙齿外具有（ ）。
A.提供人体活动需要的能量 B.参与维持肌肉和神经的正常兴奋性 C.构成红细胞的主要成分 D.促进铁的吸收 我来回答: 提交
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