[填空题]A large proportion of the studies of behavior used animals as subjects, especially pigeons, rats, and rabbits. There are a number of reasons why researchers in this field frequently choose to conduct their experiments with nonhuman subjects. First of all, the possibility of a placebo effect is minimized with animal subjects. 46)Whereas a human subject’’s behavior may be drastically altered by the knowledge that he or she is being observed, this is unlikely with animal subjects because most studies with animal subjects are conducted in such a way that the animal does not know its behavior is being monitored and recorded. Furthermore, it is unlikely that an animal subject will be motivated either to please or displease the experimenter, a motive that can ruin a study with human subjects. A second reason for using animal subjects is convenience. The species most commonly used as subjects are easy and inexpensive to care for, and animals of a specific age and sex can be obtained in any qua

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[单项选择]用表册的形式列举档案的来源、内容和形式并指明其保管期限的指导性、标准性文件是( )
A. 档案销毁清册
B. 档案保管期限表
C. 档案保管清册
D. 档案统计台帐

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[单选题]高铁所有商品供货方供货保质期还有（）时，该商品禁止入库。
A.三分之一
B.三分之二
C.二分之一

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[单选题]二次回路交流耐压试验电压为1000V。当回路绝缘电阻值在10MΩ以上时,可采用( )V伏摇表代替,试验持续时间为1min。
A.1000
B.2500
C.5000

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[判断题] 恢复送电应接到用户停送电联系人的工作结束报告做好录音并记录后方可进行。( )
A.正确
B.错误

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[判断题]火灾现场照相所需要的照相机一般应保障火灾现场和痕迹物证照相的基本要求。现场照相经常变换场景,应该配置具有可以更换镜头的单镜头反光式(DF)照相机为宜。从使用功能上,最好具有手动和自动曝光.调焦等功能。可以用胶片或数码照相机。
A.正确
B.错误

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[单选题]执政党的党风问题是关系党 ( )的问题。
A.生死存亡
B.生死攸关
C.最大危险
D.最大危害

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[单项选择]遗忘的进程一般是（）
A. 先慢后快
B. 倒U型曲线
C. 先快后慢
D. U型曲线

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[判断题]>为了避免碰撞受电弓,定位器应有 1:5~1:10 的倾斜度。 ( )
A.正确
B.错误

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[单选题]《国家电网公司关于印发“深化基建队伍改革、强化施工安全管理”有关配套政策的通知》规定，将核心劳务分包人员纳入施工单位“四统一”管理。“四统一”是指统一管理、（）、统一管控和统一考核。
A.统一考试
B.统一培训
C.统一指挥
D.统一食宿

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[单项选择]浮充电运行的蓄电池组，除制造厂有特殊规定外，应采用（）方式进行浮充电.
A. 恒压
B. 均衡
C. 恒流

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[单选题]《行细》规定，司机在发现因暴雨、大雪、大雾或沙尘暴等恶劣天气造成能见度小于（）时，准许司机根据情况降低运行速度。
A.50m
B.100m
C.200m
D.300m

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[判断题]需求规律的含义是,在其他条件不变的情况下,某商品的需求量与价格之间成反方向变动。
A.正确
B.错误

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[单选题]酸性物质溅入眼内应采取的急救措施是
A.立即滴散瞳剂
B.结膜下注射维生素C
C.立即滴碱性滴眼液
D.彻底冲洗眼部
E.清除坏死的角膜上皮

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[多选题]下列无准运证运输烟草专卖品的行为中,没收违法运输的烟草专卖品和违法所得的是()。
A. 非法运输卷烟100.件
B. 拒绝、阻碍烟草专卖执法人员检查的
C. 利用运煤车辆将卷烟用煤堆隐藏
D. 运输印有“专供出口”字样的卷烟

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[单选题]小李某银行新招聘的内部审计人员,依据《中国银监会关于印发商业银行内部审计指引的通知》规定,请判断其下列哪些行为是不被允许的:( )
A.通过职业实践积极学习相关法律法规.专业知识等
B.开展某专项审计时,对相关数据严格做好保密措施
C.因其配偶在该行某经营机构工作,在对该机构开展全面审计时,小李主动申请回避
D.因急于完成某审计项目,小李未等被审计人员递交完整的资料,即对相应问题进行了判断和描述

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[判断题]投资回收与投资回报是两个完全不同的概念，计算报酬率时，应是投资回报与所投入资本的比值。

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[单项选择]

All over the earth’s surface is a layer of air which extends upwards for many miles. This air (1) the oxygen without which neither plants nor animals (2) live. Its movements, temperature and pressure (3) the weather, and it is a vehicle (4) the clouds of water vapour (5) condense and fall as rain. It forms a blanket which (6) us from the extreme heat of the sun during the day and (7) the extreme cold when the sun has (8)
It is chiefly (9) air that sound travels, so that if there were no air we should (10) practically nothing. The atmosphere is held (11) the earth’s surface by the gravitational pull of the earth -- that.is, it has weight. High up it is thin (12) near the surface it is compressed by the (13) of air above, and is more dense. The weight of air pressing (14) each square inch of surface at sea-level is nearly (15) pounds, which meansthat the
A. in
B. on
C. for
D. around

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[单项选择]在洞内、（）、库内或暗室内进行施工增加费按该部分人工费的30%计算。
A. 管井内
B. 竖井内
C. 地下室内
D. 封闭的天棚内

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[判断题]（156)齿轮泵和螺杆泵都是依靠一个以上的转子的旋转来实现吸液和排液的，故又称为旋转泵，一般具有流量小，扬程高的特点。但不适用于输送高黏度的液体。( )
A.正确
B.错误

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