热门试题:
[判断题]低压电气带电工作应戴手套、护目镜，并保持对地绝缘。
A.正确
B.错误
[多选题]中暑的治疗:( )
A. 安置在阴凉通风的位置
B. 酒精或凉水擦浴
C. 饮用含盐清凉饮料,人丹.十滴水.藿香正气水等
[判断题]腰椎骨折应将伤者平卧在硬木板上，并将腰椎去干及两侧下肢一同进行固定预防瘫痪。
A.正确
B.错误
[判断题]《铁路旅客运输办理细则》规定,要本着旅客至上的原则,坚持人民铁路为人民的服务宗旨,周到热情为旅客服务。
A.正确
B.错误
[单选题]生产经营的食品中不得添加（ ）。
A.增白剂
B.药品
C.中药材
D.化合剂
[单项选择]（）是我国的政体，也是我国的根本政治制度。
A. 人民代表大会制度
B. 中国共产党领导的多党合作和政治协商制度
C. 人民民主专政
D. 坚持中国共产党领导
[单项选择]一般抹灰抹面层灰时，铁抹子各遍的运行方向应相互垂直，最后一遍宜（）方向。
A. 垂直
B. 水平
C. 先倾斜，后垂直
D. 先倾斜，后水平
[单选题]机器的转动部分应装有防护罩或其他防护设备（如栅栏），露出的轴端应设有护盖，以防绞卷衣服。
A.正确
B.错误
C.略
D.略
E.略
F.略
[单选题]梯子使用时,缺档、负荷( )使梯子断裂,会引起梯上坠落。
A.过重
B.过轻
C.一般
[单选题]先炒药后加蜜的操作方法适用于
A.含黏液质较多的药物
B.根和根茎类药物
C.树脂类药物
D.质地致密，辅料不易吸收的药物
E.质地疏松和易碎的药物
[单选题]CCAR-121FS指出,飞行关键阶段是指滑行、起飞、着陆和除巡航飞行以外在4200米（14,000英尺）以下的飞行阶段。
A.是
B.否
[单选题]《10kV～500kV输变电及配电工程质量验收与评定标准》（2012版）的相关规定，三级检验是指（）对工程施工质量所进行的自检、复检和抽检的检验活动。
A. 施工单位
B.监理单位
C.设计单位
D.建设单位
[单项选择]Olympic Games are held every four years at a different site, in which athletes
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different nations compete against each other in a
22
of sports. There are two types of Olympics, the Summer Olympics and the Winter Olympics.
In order to
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the Olympics, a city must submit a proposal to the International Olympic committee (IOC). After all proposals have been
24
, the IOC votes. If no one city is successful in gaining a majority in the first vote, the city with the fewest votes is eliminated, and voting continues with
25
rounds, until a majority winner is determined. Typically the Games are awarded several years in advance,
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the winning city time to prepare for the Games. In selecting the
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of the Olympic Games, the IOC considers a number of factors, chief among them which city has, or promises to build, the best facilities, and which organizing committee seems most likely to
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the Games effectively.
The IOC also
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which parts of the world have not yet hosted the Games.
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, Tokyo, Japan, the host of the 1964 Summer Games, and Mexico city, Mexico, the host of the 1968 Summer Games, were chosen
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to popularize the Olympic movement In Asia and in Latin America.
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the growing importance of television worldwide, the IOC in recent years has also taken into
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the host city"s time zone.
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the Games take place in the United States or Canada, for example, American television networks are willing to pay
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higher amounts for television rights because they can broadcast popular events
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, in prime viewing hours.
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the Games have been awarded, it is the responsibility of the local organizing committee to finance them. This is often done with a portion of the Olympic television
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and with corporate sponsorships, ticket sales, and other smaller revenue sources. In many
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there is also direct government support.
Although many cities have achieved a financial profit by hosting the Games, the Olympics can be financially
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. When the revenues from the Games were less than expected, the city was left with large debts.
A. suggestive
B. successful
C. successive
D. succeeding
[单选题]超声波在SF6气体中的波速与温度的关系是？
A.不随温度变化
B.随温度升高而下降
C.随温度升高而升高不确定
[判断题]凡是由于自然原因和/或社会原因所造成的意外事件均属不可抗力事故。( )
[单项选择]Passage 3
Questions 11 to 15 are based on the following passage:
Looking back on my childhood. I am convinced that naturalists are born and not made. Although we were brought up in the same way, my brothers and sisters soon abandoned their pressed(紧抱的) flowers and insects. Unlike them ,I hand no ear for music and languages, I was not an early reader and I could not do mental arithmetic.
Before World war I we spent our summer holidays in Hungary. I have only the dim memory of the house we lived in, of my room and my toys. (76) {{U}}Nor do I recall clearly the large family of grandparents, aunts, uncles and cousins who gathered next door .{{/U}} but I do have a crystal-clear memory of dogs, the farm animals , the local birds and above all ,the insects.
I am a naturalist, not a scientist. I have a strong love of the natural world, and my enthusiasm has led me into varied investigations. I love discussing my favorite topics and enjoy burning the midnight. I love discussing my favorite
A. lost his hearing when he was a child
B. didn’t like his brothers and sisters
C. was born to a naturalist’s family
D. was interested in flowers an insects in his childhood
[单项选择]我国著作权法规定，公民著作权中的财产权保护期一般为（）
A. 作者终生及其死亡后70年
B. 作者终生及其死亡后50年
C. 作者终生及其死亡后30年
D. 作者终生及其死亡后10年
[多选题]资金管理是指（ ）等涉及资金相关业务的管理工作。
A.资金集中
B.安全备付
C.资金监控
D.资金结算
[单项选择]“孜然”一语借用的是下列哪个民族的词汇( )
A. 蒙古族
B. 维吾尔族
C. 藏族
D. 纳西族
[单项选择]伊朗甲公司向中国乙公司出口特种石油产品一批，价格条款为CIF上海港，合同订有不可抗力条款。合同订立后，由于海湾战争，石油价格暴涨，造成甲此次交易的成本增加52%，于是甲公司向中国乙公司提出要求提高石油价格，乙公司拒绝了甲公司的要求，于是甲公司拒绝交货，并宣布依不可抗力条款解除合同。依1980年《联合国国际货物销售合同公约》的规定，下列选项正确的是：
A. 战争在本案中不构成不可抗力
B. 甲公司拒绝交货构成违约
C. 甲公司可以解除合同
D. 甲公司应承担相应的责任
[单选题]耐火等级三级2层楼托儿所、幼儿园的儿童用房和儿童游乐厅等儿童活动场所、老年人建筑和医院、疗养院的住院部防火分区的最大允许建筑面积()㎡。(易)
A. 500
B. 800
C. 1000
D. 1200
[判断题]若实施犯罪的人为怀孕妇女、儿童,那么在任何情况下都不得对其使用武器。
A.正确
B.错误
[填空题]（）天车经常使用的有吊钩桥式、抓斗桥式、电磁桥式和三用桥式天车等。
[单项选择]各级各类卫生防疫机构按照专业分工应（）
A. 风气内动
B. 寒从中生
C. 湿浊内生
D. 津伤化燥
E. 火热内生
[单选题]电扶梯故障后，电梯专业维修及救援人员应在接到我方报告电话后 （ ）内赶到现场。
A.20分钟
B.30分钟
C.40分钟
D.50分钟
[判断题]《铁路电力安全工作规程》103号，同杆架设的多层电力线路，应先验高压，后验低压，先验上层，后验下层。
A.正确
B.错误
[单项选择]结核性腹膜炎主要感染途径是（）。
A. 腹腔内结核病灶直接蔓延
B. 血行播散
C. 渗出型
D. 粘连型
E. 干酪型
[判断题]【判断题】【技能鉴定2008初级工】3087钢丝绳弯曲严重极易疲劳破损，其极限弯曲次
数与钢丝绳所受拉力及通过滑轮槽底直径大小有关。
A.正确
B.错误
[多选题]清明节时，下列地理现象通常不会出现的是()。
A.太阳直射北回归线以南、赤道以北
B.悉尼昼短夜长
C.我国江浙地区台风肆虐
D.莫斯科高温多雨
[判断题]系统风险包括市场风险、利率风险、汇率风险、购买力风险、政策风险等。
[判断题]在邻近或跨越带电线路采取张力放线时，操作人员站在干燥的绝缘垫上，可以与未站在绝缘垫上的人员接触。
A.正确
B.错误
[多选题]对大蒜的需求出现变化，可能是出于（ ）。
A.消费者认为大蒜价格太高
A.消费者认为大蒜有益健康
B.消费者认为大蒜价格还将上升
C.种植大蒜的技术有了改进
D.气候变化改变了大蒜的单产
[单项选择]用DOS命令DELF？.E＊可删除的文件是（）
A. B、FBAK
B. C、FILEXE
[单项选择]患者女性，32岁，近1年来反复上腹部不适，伴反酸、胃灼热等症状，进食后缓解，每年春季和秋季发作，未系统治疗。为明确诊断首选的检查是
A. 食管钡剂X线检查
B. 上腹部B超
C. 食管测压
D. 胃镜
E. 血清促胃液素测定
[多选题]遇下列（）情形时，行调须发布线路封锁命令。
A.工程车救援时
B.工程车在作业区域内需往返运行
C.区间乘客疏散
D.调试列车在作业区域内需要封锁
E.轨行区积水超过轨面15cm
