热门试题:
[单项选择]For many years it was common in the United States to associate Chinese Americans with restaurants and laundries. People did not realize that the Chinese had been driven into these occupations.
The first Chinese to reach the United States came during the California Gold Rush of 1849. Like most of the other people there, they had come to search for gold. In that largely unoccupied land, the men staked a claim for themselves by placing marks in the ground. However, either because the Chinese were so different from the others or because they worked so patiently that they sometimes succeeded in turning a seemingly worthless mining claim into a profitable one, they became the scapegoats of their envious competitor. They were harassed in many ways. Often they were prevented from working their claims; some localities even passed regulations forbidding them to own claims. The Chinese, therefore, started to seek out other ways of earning a living. Some of them began to do the laundry for th
A. Before 1880s, Chinese people were allowed to come to the United States but they were denied the right of becoming American citizens.
B. From 1882 to 1965 no Chinese were permitted to come to United States because of the Chinese Exclusion Act.
C. The general revision of American immigration laws which allow more Chinese to settle in US was the outcome of World War Ⅱ.
D. During the World War Ⅱ, Chinese were allowed to immigrate again, but the number was controlle
[判断题]当厂、站母线失压时，厂、站值班员应立即汇报值班调度员并不待调度命令立即断开失压母线上全部开关，同时设法恢复受影响的厂用电、站用电。（）
A.正确
B.错误
[单选题]居民住宅小区的水泵、电梯用电应按( )电价计费。
A.大工业
B.非工业
C.普通工业
D.居民照明
[单选题]党务管理规范化的最高形态是( )。
A.科学化
B.系统化
C.制度化
D.法规化
[单项选择]有关法的价值，以下表述不正确的是( )。
A. 秩序是法的其他价值的基础，也是法的基本价值
B. 自由是法的最高价值，它不受任何限制
C. 正义可以成为独立于法之外的价值评判标准，用以衡量法律是“良法”或“恶法”
D. 解决法的价值冲突的原则包括价值位阶原则、个案平衡原则和比例原则
[单选题]在带电杆塔上进行测量、防腐、巡视检查、紧杆塔螺栓、清除杆塔上异物等工作，风力应小于（）级。配电《安规》
A.6
B.5
C.4
D.3
[判断题]立井井筒中所用的电缆中间不得有接头；因井筒太深需设接头时，应将接头设在中间水平巷道内。
A.正确
B.错误
[多选题]（ ）必须停放在固定的线路上，两端道岔应扳向不能进入该线的位置并加锁。
A.大型养路机械
B.装载爆炸品的车辆
C.装载气体类危险货物的车辆
D.救援列车
[判断题]列车接近车站、进站和出站时，接发车人员可不向车站值班员报告列车进出站的情况（能从设备上确认的除外）。《技规》第360条
A.正确
B.错误
[单项选择]
The amount of sunlight reaching Earth’s surface appears to be growing. The phenomenon, which some dub "global brightening," (1) scientists with a puzzle. If the (2) is real and global, how long will it last and what are the consequences for climate change, the planet’s water cycle, and other (3) that draw energy from sunlight (4) , the answer might seem obvious: More sunlight reaching the ground in a warming world means that temperatures will get warmer (5) . Not so fast, some researchers say. Additional warming would be certain (6) nothing else in the climate system changes. And the climate system is (7) static. Some combinations of changes could reinforce the heating; others could (8) it. Unraveling these interactions and forecasting their course require an accurate accounting of the sunlight reaching the surface and the (9) the surface sends skyward. Moreover, researchers say, measurements of
A. blocking
B. escaping
C. gauging
D. manifesting
[判断题]( )齿轮传动的传动比是主动齿轮与从动齿轮角速度(或)转速的比值,也等于两齿轮齿数的比值。
A.正确
B.错误
[多选题]图书馆是由（ ）几方面的要素组成。
A.藏书
B.人或馆员
C.读者
D.建筑和设备
E.技术方法
F.管理
[单项选择]结核性脑膜炎早期的主要表现是（）
A. 性情改变
B. 脑膜刺激征
C. 频繁惊厥
D. 呕吐
E. 皮肤划痕征
[多项选择]临时建筑的选址应科学合理，不应布置在（）等地质灾害易发的危险区域。
A. 滑坡
B. 地震
C. 洪水
D. 土地沙化
E. 泥石流
[填空题]1950年中科院考古研究所在河南安阳殷墟发现（）.
[判断题]2号线正线采用新誉庞巴迪基于无线通信的移动闭塞信号系统（CBTC）
A.正确
B.错误
[单选题]男性，54岁进行性吞咽困难已半年，食管钡透见中段食管有6cm长狭窄，管壁僵硬，粘膜破坏，最适宜的治疗方法
A.放射疗法
B.化学疗法
C.激光疗法
D.放疗和手术切除
E.胃造瘘术
[判断题]含杂质的液体电介质的击穿过程和气体的击穿过程相似。
A.正确
B.错误
[简答题]
About 150 years ago, a village church vicar in Yorkshire, England, had three lovely, intelligent daughters but his hopes hinged entirely on the sole male heir, Branwell, a youth with remarkable talent in both art and literature.
46) Branwell’s father and sisters hoarded their pennies to. Rack him off to London’s Royal Academy of Arts, but if art was his calling, he dialed a wrong number. Within weeks he hightailed it home, a penniless failure.
Hopes still high, the family landed Branwell a job as a private tutor, hoping this would free him to develop his literary skills and achieve the success and fame that he deserved. Failure again.
47) For years the selfless sisters squelched their own goals farming themselves out as teachers and governesses in support of their increasingly indebted brother, convinced the world must eventually recognize his genius. As failure multiplied, Branwell turned to alcohol, then opium, and eventually di
[单选题]"( )燃烧引起的火灾属于B类火灾。
A.液化石油气
B.钠
C.橡胶
D.原油"
[单选题]《国务院关于建立统一的城乡居民基本养老保险制度的意见》规定,各地要在现有新农保和城居保业务管理系统基础上,整合形成( )集中的城乡居民养老保险信息管理系统。
A.中央级
B.省级
C.县级
D.市级
[单选题]两个电阻串联接入电路,当两个电阻阻值不相等时,则( )。
A.电阻大的电流小
B.两电阻的电流相等
C.电阻小的电流小
[单选题]下面关于严格执行安全操作规程的描述,错误的是( )。
A.每位员工都必须严格执行安全操作规程
B.单位的领导不需要严格执行安全操作规程
C.严格执行安全操作规程是维持企业正常生产的根本保证
D.不同行业安全操作规程的具体内容是不同的
[单项选择]患者女性，36岁，52kg。无呼吸困难，因甲状腺功能亢进拟行甲状腺大部切除术。病人出现的中枢神经毒性反应的原因最大可能是（）。
A. 甲状腺功能亢进病人耐药差
B. 颈部血运丰富
C. 误入椎动脉直接作用于中枢
D. 误入蛛网膜下隙
E. 高敏反应
[单选题]资本形成总额包括( )和存货增加。
A..固定资本形成
B..固定资产折旧
C..生产税净额
D..营业盈余
[判断题]在带电作业过程中，若线路突然停电，值班调控人员或运维人员未与工作负责人取得联系前不得强送电。
A.正确
B.错误
[单项选择]
下面的选项中，与服务质量管理有关的协议是___17___，这种协议的主要特点是___18___。
18（）
A. 由接收方向路由器预约资源
B. 由发送方向接收方预约资源
C. 由发送方向路由器预约资源
D. 由接收方向发送方预约资源
[多项选择]下列行为构成故意杀人罪的有：
A. 许某在抢劫过程中为排除被害人的反抗，故意下重手将其杀害
B. 赵某在实施抢劫行为后，为防止被害人报案，将其杀害
C. 陈某交通肇事后，感觉到被害人被拖挂在车底，但为了尽快逃离现场，拖行被害人400余米，导致被害人死亡
D. 梁某按计划深夜埋伏在仇人许某出没处，将其杀害后为转移警方注意力，声称许某已被其绑架，向其家人勒索财物
[判断题]( )单独更换尖轨时，在更换前应校核尖轨几何尺寸，更换后应进行基本轨、尖轨顺坡打磨，保证换后符合技术标准。
A.正确
B.错误
[单选题]未经( )签字，建筑材料、建筑构配件和设备不得在工程上使用或者安装，施工单位不得进行下一道工序的施工。
A.监理工程师
B.总监理工程师
C.注册工程师
D.质量监督师
[单项选择]一个大于1的自然数的算术平方根为a，则与这个自然数左右相邻的两个自然数的算术平方根分别为( )．
A. a-1，a+1
B. a2-1，a2+1
[多选题]与EPSP产生有关的是
A.兴奋性递质使突触后膜对K+、CT通透性增大
B.是一种超极化电紧张电位
C.递质与受体结合后,突触后膜对Na+、K+、CT的通透性,尤其是Na*通透性增大
D.K“内流,膜电位降低
E.Na+内流,膜电位去极化
[判断题]液化石油气（LPG）可溶于水。
A.正确
B.错误
[单选题]能增加地高辛的血药浓度的是
A.螺内酯
B.苯妥英钠
C.考来烯胺
D.奎尼丁
E.KCl
[单项选择]局域网的网络硬件主要包括服务器、工作站、网卡和( )。
A. 计算机
B. 传输介质
C. 网络协议
D. 网络拓扑结构
[单项选择]下列哪种界面可产生“彗星尾征”伪像（ ）
A. 肝-胆界面
B. 肌肉-骨界面
C. 组织-气体界面
D. 气-液界面
E. 脂肪-骨界面
[单选题]. 下列对2015版第五套人民币100元纸币应用的防复印标记描述对的是。
A.可以防止彩色复印
B.可以防止彩色打印
C.可以防止彩色扫描
D.可以防止彩色印刷
[单选题]检漏继电器的主辅接地极间应______。
A.大于3m
B.大于5m
C.大于8m
D.大于10m
