热门试题:
[单项选择]Alan Greenspan: the Most Powerful Guy
With the American’s Midterm Elections over, and a new Commander-in-Chief about to step in, some Americans are a little nervous about the nation’s future. But others feel secure, knowing that the man they consider the most powerful person in the world isn’t going anywhere.
Just who is this behind-the-scenes guy they think has more power than George W. Bush ever will He’s Alan Greenspan, a 74-year-old expert economist who heads the Federal Reserve, commonly known as the Fed.
Unlike the president, who has to please the voters and compromise with Congress, Greenspan doesn’t have to answer to anyone.
But that doesn’t mean his job is easy.
Basically, Greenspan is in charge of keeping the nation’s economy stable. The economy is sort of like a balloon: blow in too much air, and it pops. But with too little air, it falls to the floor. Greenspan helps decide when to blow more air into the economy. In this case, the
A. the indexes of stocks rose
B. people lost confidence
C. the Fed became concerned
D. the economy slowed down
[单项选择]There are many kinds of friends. Some are always 16 you, but dont understand you. Some say only a few words to you, but understand you. Many people will step in your life, but only 17 friends leave footprints (脚印).
I shall always recall (回忆) the autumn and the girl with the 18. She will always bring back the friendship between us. I know she will always be my best friend.
It was the golden season. I could see the yellow leaves 19 with the cool 20. In such a season, I liked walking alone on the roads covered with leaves, 21 to the sound of them.
Autumn is a 22 season and life is uninteresting. The free days always get me 23. But one day, the sound of a violin 24 into my ears like a stream (小溪) flowing in the mountains. I was so surprised that I jumped to see what it was. A young girl, standing in the wind, was 25 in playing her violin.
I had 26 seen her before. The music was so nice that I listened quietly. Lost in the music, I didnt know that I had been 27 there for so lo
A. surprised
B. excited
C. encouraged
D. interested
[单项选择]明确自己的站立点和行进的路线、目标，然后转动地图（身体也随之转动），使地图与现地的方向一致，并用左手拇指压于站立点一侧，再开始行进。在行进中要根据自己达到的位置不断移动拇指，转动地图，保持位置、方向的连贯性与正确性。这种按图行进的方式我们称之为（）
A. 连续运动法
B. 分段运动法
C. 拇指辅行法
D. 一次记忆法
[填空题]室内排水系统一般由（）、排水横支管、立管、排出管、通气管、清通设备及某些特殊设备等部分组成。
[单项选择]凝结器真空降低，排汽温度与凝结器端差的变化趋势是（）
A. 排汽温度升高，端差降低；
B. 排汽温度降低，端差降低；
C. 排汽温度升高，端差升同。
[单选题]在有人看守的桥隧建（构）筑物及可能危及行车安全的坍方落石地点，根据需要设遮断信号机。该信号机距防护地点不得小于（） m。
A.50
B.80
C.100
D.120
[单选题]钢筋电渣压力焊接头：在现浇钢筋混凝土结构中，应以(____)个同牌号钢筋接头作为一批。
A.100
B.200
C.300
D.500
[多选题]1盾构施工过程安全保护措施环节有：( )。
A.盾构机进洞
B.盾构机推进开挖
C.盾构机出洞
D.安全教育
E.加强检查
[单选题]瓷及钢化玻璃悬式绝缘子(受机电联合负载时抗拉)的机械强度安全系数应不小于( )。(职工)(应知应会-铁总运[2017]9号,附件6)
A.2.0
B.2.5
C.3.0
D.4.0
[判断题]每日营业结束后填写工作日志,是为了调整经营方向。(判断题)
A.正确
B.错误
[单选题]整铸式辙又是用含锰( )的高锰钢把心轨和翼轨铸造成整体的辙叉。
A.8%～12%
B.10%～14%
C.12%～16%
D.14%～18%
[不定项选择题]社会分配机制主要有初次分配、再分配、第三次分配三个层次。 下列选项中，属于第三次分配的是：
A.税收
B.社会保险
C.社会救助
D.市场机制
[单项选择]在因特网中，屏蔽各个物理网络细节和差异的是______。
A. 主机—网络层
B. 互连层
C. 传输层
D. 应用层
[判断题]当场实施限制公民人身自由的行政强制措施的，行政机关执法人员在返回行政机关后应立即
向行政机关负责人报告并补办批准手续。
A.正确
B.错误
[填空题]1847年12月26日出生于奥地利的格拉茨。他于1892年写成了《犯罪调查》（又译：《侦察工作指南）一书。他一生中,在刑事侦察方面取得了辉煌的成就,其不仅是世界刑事侦察学和刑事弹道学学科的创始人，而且又是享誉世界指南》的重量级“科学侦探家”），其被后世尊称为现代“ 学之父”。
[判断题]调车组灯显设备须设固定的调号和电台编号，灯显电台按职名设定编号可以交换使用，作业联系时呼叫姓名或编号。
A.正确
B.错误
[单项选择]公式"红细胞容量RV=S.V.D.Ht.0.96/B"中的V是指（）。
A. 标准品的放射性计数
B. 标准品稀释倍数
C. 静脉注入标记物的体积
D. 血细胞比容
E. 校正血细胞比容
[单项选择]Three years after its first test flight ended in an explosion, NASA on March 27 successfully launched an experimental jet that the agency believes it (47)______ a record-setting speed of about 5,000 mph.
The unpiloted X43A made an 11 second rocket boosted flight, then went through some twists and (48)______ during a six-minute glide before (49)______ into the Pacific Ocean about 400 miles off the California (50)______ .
Flight engineer Lawrence Huebner said preliminary data (51)______ the needle-nosed jet reached a maximum speed of slightly over seven times the speed of sound, or about 5,000 mph, after a rocket boosted it to about 3,500 mph. Huebner said it was the first time an "air breathing" jet had ever traveled so fast. The rocket powered X15 reached Mach 6.7 in 1967.
NASA built the X43A under a $250 million program to develop and test an (52)______ type of engine called a supersonic combustion ramjet, or scramjet. In theory, the air breathing engine could (53)_____
[单选题]BH005 在一般情况下,鼠笼式异步电动机功率小于10kw或不超过供电变压器容量的( )时,都允许直接启动。
A.15%~20%
B.20%~25%
C.25%~30%
D.30%~35%
[单项选择]肿大的脾触诊时的显著特征是（）
A. 形态不规则，表面凸凹不平
B. 质软，有压痛
C. 质硬，有压痛
D. 摩擦感
E. 有明显切迹
[单选题]以下不属于价值的基本特性的是( )。
A. 主体性
B. 客观性
C. 社会历史性
D. 普遍性
[单选题]【单选】关于空闲态小区重选对现有2/3G网络及用户体验的影响,下面说法错误的是( )。[1分]
A.需软件升级LTE覆盖区内所有SGSN以识别LTE多模终端并将其路由至LTE网络
B.频繁重选导致终端耗电增加,待机时间缩短
C.执行重选时对用户拨打电话没有影响
D.需软件升级LTE覆盖区内所有2/3G现网无线设备,小区广播中支持LTE邻区:重选优先级等新参数的配置
[多项选择]对公路客运车辆载客超过核定乘员，关于消除其违法状态的说法正确的是（）。
A. 违法行为人可以自行消除违法状态的，应当在公安机关交通管理部门的监督下，自行将超载的乘车人转运
B. 违法行为人无法自行消除违法状态的，公安机关交通管理部门应当及时通知有关部门联系转运
C. 消除违法状态的费用由违法行为人承担
D. 违法状态消除后，应当退还被扣留的机动车
[判断题]救生气垫适用于20米 以下的楼层下跳逃生。( )(易)
A.正确
B.错误
[单选题]我国古代的“六艺”和“四书五经”以及欧洲中世纪的“七艺”都反映了古代教育的（ ）
A.阶级性
B.教育形式的个别教育
C.教育与生产劳动相脱离
D.普及性
[判断题]储存危险化学品的建筑是否安装通风设备,根据具体情况而定。( )
A.正确
B.错误
[单选题]防治腰麻和硬膜外麻醉引起的低血压宜选用（ ）。
A.肾上腺素
B.去甲肾上腺素
C.麻黄碱
D.异丙肾上腺素
E.多巴胺
[单选题]处理热痉挛的病人可给予( )。
A.按摩痉挛部位
B.冷敷前额或痉挛部位
C.给予凉开水
D.全部都对
[单选题]仪表位号中字母组合“FK”表示的含义是( )。
A.手操器
B.自动—手动操作器
C.流量手操器
D.流量控制回路的自动—手动操作器
[判断题]二级化学防护服是消防员处置液态化学危险品和腐蚀性物品以及缺氧现场环境下实施救援任务时穿着的化学防护服。( )1
A.正确
B.错误
[单项选择]强心苷类药物不具有的药理作用是（）
A. 正性肌力
B. 负性心率
C. 收缩血管
D. 继发性利尿
E. 心肌耗氧减少
[多选题]高碘酸氧化法测甘油含量时，n甘油与nNa2S2O3之间的化学计量关系不正确的是
A.n甘油=1/2 nNa2S2O3
B.n甘油=1/3 nNa2S2O3
C..n甘油=1/4 nNa2S2O3
D.n甘油=nNa2S2O3
[单项选择]起初我有些紧张，但看到周围那些平静（）的泰国人，神经也就松弛了。
A. 竟然
B. 自然
C. 坦然
[判断题]借记卡持卡人T日在银联有效商户消费，T+2日积分计入持卡人的积分账户。
A.正确
B.错误
[单选题]代发工资业务后台系统应调用批交易平台专用交易（批量代付代发工资专用交易）将代发工资款项发放至委托单位指定的___。
A.农行个人储蓄账户
B.农行个人结算账户
C.农行对公结算账户
D.他行个人结算账户
[判断题]磁体分为天然磁体和人造磁体两大类。(易)
A.正确
B.错误
