热门试题:
[判断题]北京天文台是我国自行设计建造的第一座现代化天文台。
[单选题]司机在停车熄火并按规定设好防护后，按《轨道车保养检修项目》检查和保养车辆，对不能处理的故障要及时上报，做到故障不过夜、不隔班。
A. 对
B. 错
[多项选择]可以采用碱提取酸沉淀的成分是
A. 黄酮
B. 蒽醌
C. 生物碱
D. 甾体
E. 酚酸
[单选题]决定病毒感染专一性的物质基础是( )
A.核酸
B.蛋白质
C.脂类
D.糖类
[多项选择]与泄殖腔相通的结构有（）。
A. 后肠
B. 尿道
C. 中肾旁管
D. 尿囊
E. 输尿管
[单选题]箱式变电站的接地和接零共用一个接地网，且变电站与接地网有两处可靠连接。该箱式变电站高压室中环网开关、变压器、避雷器等设备，停用超过( )月，再投入时应进行全项目预防性试验。
A.1
B.2
C.3
D.4
[单项选择]The trousers (裤子) ______ too short for me. Please show me some others.
[单选题]在飞行运行期间，由（ ）与空中交通管制员保持联系
A.机长
B.副驾驶
C.监控飞机的驾驶员
D.操纵飞机的驾驶员
[单选题] 依据《消防给水及消火栓系统技术规范》GB50974-2014,7.1.6,室内环境温度不低于4℃,且不高于70℃的场所,应采用湿式室内消火栓系统。干式消火栓系统的充水时间不应大于( )min。
A.1
B.2
C.3
D.5
[多项选择]卷烟品牌导入期的特点有（）
A. 销售增长迅速
B. 生产成本低
C. 销售费用大
D. 企业获利大
[单选题]班级建设设计以（ ）最为重要。
A.实现目标的途径
B.实现目标的具体方法
C.实现目标的工作程序
D.班级建设目标的制定
[单选题]复飞时,按压复飞电门后,FMC 自动输入一个新的巡航高度,即
A.MCP 高度
B.复飞中最高的限制
C.高于机场标高 1500 英尺
D.其他选项中的最高值
[单选题]矿井总风量应确保井下同时工作的最多人数每人每分钟供风量不少于（ ）。
A.3立方米
B.4立方米
C.5立方米
[单项选择]
Pandemic (大面积流行的)H1N1 2009
The most active areas of pandemic influenza transmission currently are in central and eastern Europe. Focal(集中的) increases in rates during recent week were
(51) in at least two eastern European countries. A high intensity of respiratory(呼吸的) disease activity with concurrent(同时存在的 ) circulation of pandemic influenza still
(52) in parts of southern and eastern Europe,
(53) in Greece,Poland, and Ukraine.
In Western Europe, influenza transmission remains
(54) and widespread,but overall disease activity has peaked. All influenza viruses in Western Europe were pandemic H1N1 2009,
(55) ,very small numbers of seasonal influenza viruses, covering less than 1% of all influenza viruses found, were reported in Russia. In
(56) , limited available data indicate that active,, high intensity transmission is occurring in Northern African countries
(57) the Mediter
A. led
B. brought
C. returned
D. turned
[多选题]行政机关对符合下列()基本要求之一的政府信息应当主动公开。
A.涉及公民、法人或者其他组织切身利益的
B.需要社会公众广泛知晓或者参考的
C.反映本行政机关机构设置、职能、办事程序等情况的
D.其他依照法律、法规和国家有关规定应当主动公开的
[单项选择]妹妹喜欢说话，姐姐喜欢手工，这体现了（）。
A. 个体差异原理
B. 工作差异原理
C. 人岗匹配原理
D. 环境差异原理
[填空题](62501)理论培训的目的是通过课堂教学方式，使学员掌握机车电工本等级技术理论知识，并促进（ ）技能的提高。(2.0分)
[单选题]决定基因表达空间特异性的是
A.器官分布
B.组织分布
C.遗传因素
D.环境因素
E.细胞分布
[判断题](类别：号段管理 难度：中等)事件管理的目标是在不影响业务的情况下，尽可能快速的恢复服务。( )
A.正确
B.错误
[多选题]下列哪些可作为应急电源？（ ）
A.独立于正常电源的发电机组。
B.与系统联网的燃气轮机发电机组
C.蓄电池
D.干电池
[填空题]
·Read the article below about Newtown.
·For each question 31-40,write one
word on your Answer Sheet.
{{B}}"Slugging It Out In Japan" by Warren
Cromartie with Robert Whiting{{/B}}
Rodansha International Press, Tokyo and New
York, Y 3,000 (US $ 22,50) This book is the story of how Warren Cromartie, a
29-year-old African-American major league baseball-player from Mia- mi, made
good in Japan. It is also a tale of how this good-natured, plain-spoken player
came to eventually understand and like the Japanese and their way of life, of
which "Cro" learned the meaning of being a team player in Japan, "a group
person."
Someone once wrote that if white Americans wanted to understand the
black experience in the US, they should try living in Japan," writes Cro,
summing up the problem he faced, being non-Japanese first and foremost, and
black second. He knew what he was writing{{U}} (31) {{/U}}
Cro is a
child of Lib
[单选题]作业人员应具备必要的安全生产知识，学会紧急救护法，特别要学会（ ）。
A.创伤急救
B.触电急救
C.溺水急救
D.灼伤急救
[单项选择]能形成包涵体的微生物是（）
A. 伯氏螺旋体
B. 解脲脲原体
C. 肺炎支原体
D. 以色列放线菌
E. 沙眼衣原体
[填空题]严重的急性一氧化碳中毒患者给予高压氧治疗，此治疗可增加血液中()，提高动脉血氧分压，可迅速纠正组织缺氧。
[单项选择]固定桥使用一段时间后，出现冷热刺激痛，其可能的原因是
A. 基牙产生继发龋
B. 牙龈退缩
C. 牙周创伤
D. 粘固剂溶解
E. 以上都是
[单项选择]属于增升装置的辅助操纵面是（）
A. 扰流板
B. 副翼
C. 前缘襟翼
[判断题]即使工质的绝对压力(实际压力)不变,表压力和真空度仍有可能变化。
A.正确
B.错误
[判断题]涉及影响列车出入段、正线范围内设备设施使用的B类作业，经车场调度、运用调度等现场受理单位审核满足条件后报行车调度，行车调度同意后方可允许施工，并由行车调度通知相关车站。
A.正确
B.错误
[单项选择]锅炉各项损失最大的是（）损失。
A. 散热
B. 化学不完全燃烧
C. 排烟热
[多项选择]远动数据处理采用零值死区的原因是（）
A. 不允许数据为零
B. 将低值数转换为零
C. 校正数据采集误差
D. 校正“0”漂干扰
[单项选择]赛前抽签由裁判员主持，双方（）参加。
A. 教练员
B. 队长
C. 场上队长
[单选题]我国实行适度宽松的货币政策，降低存款利率不利于( )。
A.增加储蓄存款
B.刺激消费
C.扩大内需
D.拉动经济增长
[单项选择]主张学生的学习不是从不知到知的过程，而是在学习者原由知识经验的基础上不断“生长”出新的知识意义的过程，这种学习理论所属学派为（）
A. 人本主义
B. 行为主义
C. 建构主义
D. 认知派
[填空题]You might think that hamburgers were invented in the United States, but that is not totally true. These (1) , or patties, actually came from Germany in the middle of the nineteenth century. They were brought to the United States by (2) who came from the city of Hamburg. That is why (3) was "hamburger steak"
However, people in other place (4) that they invented the hamburger. Perhaps we’ll never have a (5) . There’s no question that the hamburger was a (6) . Why Perhaps because at that time, industry was growing and a kind of food was need (7) for workers.
The hamburger became even more popular (8) when the first chain of fast food restaurants was started. This chain was called "White Castle". It served tiny hamburgers that were sold for only (9) . Then, in the 1930s there came the (10) where customers were served in their cars by waiters in uniform. And the hamburge
