热门试题:
[单选题]《监察法》规定，严禁以威胁、引诱、欺骗及其他非法方式收集证据，严禁侮辱、打骂、虐待、体罚或变相体罚（ ）。
A.被讯问人
B.被调查人和涉案人员
C.被询问人
D.证人
[判断题]发动机冷却系分为水冷与风冷式两种（ ）
A.正确
B.错误
[填空题]合股纱E间距指的是纱线在拉丝作业时纱线与排线轴表面的()距离。
[判断题]ZPW-2000A无绝缘轨道电路调谐区长度固定为26m
A.正确
B.错误
[单选题]危化品运输车灾害事故处置中,高压气体泄漏,封闭道路,以事故罐车为中心划定( )警戒区,禁绝一切火源。
A.600~1000米
B.800~1200米
C.500~800米
D.500~1000米
[填空题]
{{B}}SECTION A{{/B}}
In this section you will hear a
mini-lecture. You will hear the lecture ONCE ONLY. While listening, take notes
on the important points. Your notes will not be marked, but you will need
them to complete a gap-filling task after the mini-lecture. When the lecture is
over, you will be given two minutes to check your notes, and another ten minutes
to complete the gap-filling task on ANSWER SHEET ONE. Use the blank sheet for
note-taking.
Now listen to the mini-lecture.
Complete the gap-filling task. Some of the gaps below require a maximum of
THREE words. Make sure the word (s) you fill in is (are) both grammatically and
semantically acceptable. You may refer to your notes.
{{B}}
The Marriage Contract{{/B}}
A
marriage is a contract. You can either write that contract yourself
or choose
between two prefabricated contracts. The first option is similar
t
[判断题]询问证人只能由侦查人员进行，地点只能是证人的所在单位或者住处。( )
[单选题]’年9月30日起实施的车辆分公司《现场作业安全检查管理规定》中指出，维修部对检查中发现的安全隐患、违章违纪问题进行整改，并（）。
A.报分公司人力资源部考核
B.报分公司质量安全部考核
C.内部考核
D.不进行考核
[单选题]0漏发、错发、漏传、错传调度命令耽误列车，未构成一般（ D ）以上事故的，为一般D类事故。S15
A.D11
B.D12
C.D13
D.D14
[单选题]根据《建设工程消防监督管理规定》，对于为降低工程造价选用不合格的消防产品、不能满足防火性能要求的建筑构件、建筑材料及室内装修装饰材料承担责任的是（）。
A.建设单位
B.设计单位
C.施工单位
D.监理单位
[判断题]建设项目的职业病防护设施发生重大变更的,建设单位应当重新进行职业病危害预评价,办理相应的备案或者审核手续。
A.正确
B.错误
[单项选择]
For many years, scientists couldn’t figure out how atoms and molecules combined to make living things. Plants, fish, dinosaurs, and people are made of atoms and molecules, but they are put together in a more complicated way than the molecules in the primitive ocean. What’s more, living things have energy and can reproduce, while the chemicals on the Earth 4 billion years ago were lifeless.
After years of study, scientists figured out that living things, including human bodies, are basically made of amino acids, nucleotide bases, lipids and water. How could such complicated molecules have been formed and have started to interact in the primitive soup Scientists were stumped.
Then, in 1953, two scientists named Harold Urey and Stanley L. Miller did a very simple experiment to find out what had happened on the primitive Earth. They set up some tubes and bottles in a closed loop, and put in some of the same gases that were present in the atmosphere
A. atoms and molecules
B. chemicals
C. plants, fish, dinosaurs and human beings
D. the primitive soup
[判断题]发现断路器和熔断器越级动作时，应立即进行校验稳定值和熔体规格，否则应重新整定。
A.正确
B.错误
[多项选择]牺牲阳极保护钢闸门的保护电位检查，至少在离每个牺牲阳极最近和最远处布置测点，并记录（）。
A. 有关数据
B. 所使用的参比电极
C. 测量方法
D. 波浪影响
E. 水质变化
[单项选择]瓦楞形状有三种，其中( )综合性能适应大多数瓦楞包装的要求。
A. UV形
B. U形
C. V形
D. UVV形
[多选题]同业业务专营部门需对交易（ ）进行逐笔审批，并负责集中进行会计处理，全权承担风险责任。
A.交易对手
B.金额
C.期限
D.定价
E.合同
[多选题](类别：号段管理 难度：中等)向客户道别时应该：( )
A.微笑说出道别语
B.握手不能太短、不能用力、同时要微笑注视客户
C.握手要短暂、略用力、微笑、注视客户
D.出门后，轻轻地为客户关上门
[单选题]航路图中每个航段上应标注：航路代号、磁航线角、（）。
A.距离和最低安全高度
B.航向和距离
C.距离和气压
D.气压和航向
[单选题]普速铁路维修天窗计划实行（ ）计划，各车间以工区为单元编制下周维修计划和方案。
A.临时
B.日
C.周
D.月
[判断题]PPP项目的资格预审公告应在市级以上人民政府财政部门指定的媒体上发布。
[单选题] 高压设备发生接地时,室外人员应距离故障点( )m以外。
A. 2.0
B. 4.0
C. 6.0
D. 8.0
[判断题]物体静电放电、人体衣物静电打火、人体积聚静电对物体放电打火属于直接火源。( )(中)
A.正确
B.错误
[单项选择]弥漫性膜性肾小球肾炎的肉眼变化是（）
A. 大红肾
B. 大白肾
C. 蚤咬肾
D. 多囊肾
E. 固缩肾
[判断题]钢轨气压焊和接触焊缝中的光斑和灰斑缺陷是不易探测到或探测不到，一般灵敏度条件下发现的缺陷多数大于允许存在的缺陷面积。
A.正确
B.错误
[判断题]调度人员技术业务培训要根据调度室要求，安排组织学习。( )
A.正确
B.错误
[简答题]简述体育教学中提高运动认识和传承运动文化原则的基本要求。
[多选题] 在中性点不接地系统,当发生间歇接地故障时,会出现( )现象。[1.0分]
A. 接地相的相电压恒为零
B. 接地相的相电压时减时增
C. 非故障相的相电压时大时小或有时正常
D. 非故障相的相电压恒为线电压。
[单选题]数控车床主轴以800r/min转速正转时，其指令应是（ ）。
A.M03 S800
B.M04 S800
C.M05 S800
D.S800
[多选题](502586)下列因素中不会影响水射器正常工作的有( )。(1.0分)
A.进水水温低
B.压力水流速高
C.喷嘴堵塞
D.进水水压高
[多选题]正常地层随着埋深的增加,由于上覆岩层的压力增大,使得泥(页)岩孔隙度减小,岩石致密程度增加,( ),dc指数增大。(出自SY/T 6243-2009)
A.可钻性变差
B.钻井速度减小
C.机械钻速减小
D.钻时增大
[单项选择]根据下列选项可以诊断支气管哮喘的是（）
A. 反复发作呼气性呼吸困难伴弥漫性哮鸣音可自行缓解或治疗后缓解
B. X线检查双肺过度充气，透亮度增加
C. 双肺满布湿性啰音
D. 动脉血气分析有呼吸性酸中毒
E. 氨茶碱治疗有效
[判断题]单叶和复叶的唯一区别就在于枝条顶端有没有顶芽。
[多选题]移动机车前，应注意( )情况,段内走行严守速度规定。
A.机车整备
B.邻线机车
C.车辆的移动
[单选题]流体流动中的阻力损失包括( )。
A.流经等径直管的摩擦损失
B.流经管道的出入口的损失
C.流经管道的弯头、阀门等管件的损失
D.以上都包括
[单选题](3)
A.“补机”模式
B.“调车模式”
C.“降级模式”
D.“单机模式”
[单项选择]One Good Reason to Let Smallpox Live
It’s now a fair bet that we will never see the total extinction of the smallpox virus. The idea was to cap the glorious achievement of 1980, when smallpox was eradicated in the wild, by destroying the killer virus in the last two labs that are supposed to have it — one in the US and one in Russia. If smallpox had truly gone from the planet, what point Was there in keeping these reserves
(1) reality, of course, it was naive to (2) that everyone would let (3) of such a potent potential weapon. Undoubtedly several nations still have (4) vials. (5) the last "official" stocks of live virus bred mistrust of the US and Russia, (6) no obvious gain.
Now American researchers have (7) an animal model of the human disease, opening the (8) for tests on new treatments and vaccines. So once again there’s a good reason to (9) the virus — just in (10) the disease puts in a r
A. And
B. While
C. Whereas
D. Although
