热门试题:
[判断题]( )施药人员每天喷药时间一般不得超过 3 小时。
A.正确
B.错误
[单选题]根据《建筑施工特种作业人员管理规定》,建筑施工特种作业人员在资格证书有效期内,2年内违章操作记录达( )以上的,延期复核结果为不合格。
A.1次(含1次)
B.2次(含2次)
C.3次(含3次)
D.4次(含4次)
[单选题]影响焦炉冒烟冒火的原因有（ ）。
A.集气管压力小
B.集气管堵塞
[填空题]钻井作业期间，泥浆舱的水密门应处于（）状态。
[多选题]下列哪些场所使用的照明电压不应大于36V?( )
A.高温
B.有导电灰尘
C.低温
D.灯具距离地面高度高于2.4m
E.灯具距离地面高度低于2.4m
[判断题]《锅炉压力容器制造监督管理办法》规定，在中华人民共和国境内制造与使用的锅炉，国家实行制造资格许可制度和产品安全性能强制监督检验制度。
[单项选择]Questions 11 to 18 are based on the conversation you have just heard.
A. $9.
B. $18.
C. $12.
D. $36.
[多选题]造成车道计算机死机的原因主要有（ ）。
A.A.内存松动或损坏
B.B.硬盘损坏
C.C.显卡松动或损坏
D.D.网络中断
[单项选择]照射量的国际单位是
A. C．kg-1
B. kg·C-1
C. A·kg-1
D. kg·A-1
E. J·kg-1
[判断题]乙二醇的爆炸极限为:3.2-15.3%(V/V)。( )
A.正确
B.错误
[判断题]人工准备进路实行一人作业两次检查确认或一人作业一人检查确认。
A.正确
B.错误
[单选题]在重组DNA技术中常用的工具酶是（ ）。
A.拓扑酶
B.逆转录酶
C.解螺旋酶
D.RNA聚合酶
[多选题]电力设备SF6分解产物带电检测的人员应了解被测设备的（ ）。
A.结构特点
B.工作原理
C.运行状况
D.导致设备故障的基本因素
[单选题](B757)每个空调组件有几个热交换器？
A.A.1
B.2
C.3
D.4
[多项选择]下列关干公文格式的表述,不正确的是
A. 需会议讨论通过的公文,其成文日期以会议通过日期为准
B. 发文机关必须用全称,不能用简称
C. 联合下发的公文,主办机关加盖公章即可
D. 公文如有附件,应在正文左下方标识
[单选题]社会重视老年工作，关注的重点在帮助老年人解决他们做不了的各种事情上，这自然是对的，但同时还需要关注老年人自己还能做什么。发现、发掘老年人自己还能做什么，加以支持，提供条件和方便，进行组织引导，这不仅可以增加老年人对社会、家庭的贡献，减轻他人的负担，更有利于老年人身心愉快，健康长寿。
这段文字意在说明：
A.A组织引导老年人做些力所能及的事可以帮助其树立生活信心
B.B关注老年人更应当组织引导老年人实现老有所为
C.C老年人实现老有所为可以减轻社会家庭负担，利于长寿
D.D老年工作的重点是帮助老年人解决他们做不了的事情
[填空题]施工现场应采用节水器具,并应设置( )。
[单选题]下列时钟等级中，质量等级最低的是( )
A.A、SDH设备时钟
B.B、转接局从时钟
C.C、基准主时钟
D.D、端局从时钟
[单选题]男,62 岁。胸痛 2 个月。胸部 X 线片检查发现右上肺外周 3.0cm×2.5cm 阴影。下述检查对确定诊断最
有价值的是
A.肿瘤标志物检测
B.胸部 MRI
C.支气管动脉造影
D.胸部 CT
E.CT 或超声引导下经胸壁活检
[单项选择]下列关于IEEE 802.11a/b/g标堆的描述中，错误的是______。
A. IEEE802.11b标准的最大容量为11Mbps
B. 在802.11b和802.11g混合网络中，实际吞吐量将低于5Mbps～7Mbps
C. 802.11a与802.11b标准不兼容，独立工作在5GHz的UNI频段
D. IEEE802.11a标准可提供的最高数据速率是54Mbps
[判断题]学生有无工资收入，由学校确定，铁路凭学校发给的减价优待证售票。
A.正确
B.错误
[判断题]【危化品灾害事故处置指南】在侦查研判的过程中不用联系相关技术专家到场提供技术支持。
A.正确
B.错误
[单选题]如果爆炸物探测器出现三角形标志代表嫌疑人（ ）。
A.一定携带了爆炸物
B.近期没有接触过爆炸物
C.近期内接触过爆炸物，或者这次携带了爆炸物
D.很久前接触过爆炸物
[单项选择]
The old boots had bothered (烦扰) him so much that Johnny decided to throw them away. He went to the rubbish pit (坑)outside the town and (13) the boots into the pit.
"Now I’ve (14) got rid of them--and my (15) , too! "he said to himself, quite (16) . Then he returned home, lay down on his bed, and fell asleep.
(17) he had a dog, for which Johnny cared little. It often made a journey as far as the rubbish pit, and (18) the pit to find something unusual. When it discovered to whom the heavy pair of boots had (19) , it (20 picked up one in his mouth and (21) straight for home. The dog placed the boot, at its (22) bedside, then hurried out to get back (23) in the same way.
No sooner had Johnny woke up and (24) the boots than (25) filled his heart. (26) can walk by themselves and something must be done to end the matter, he thought.
Then he
A. anger
B. fear
C. happiness
D. pride
[单选题]下列不属于新的课程结构的特点的是（ ）
A.均衡性
B.综合性
C.单一性
D.选择性
[单项选择]膀胱全切除术后饮食是
A. 流食
B. 半流食
C. 无渣软食
D. 禁食
E. 以上都不对
[单项选择]{{I}}Questions 22～25 are based on the following dialogue.{{/I}}What was the woman’s problem when making a turn
A. Not using her signal.
B. Being in the wrong lane.
C. Driving too slowly.
D. Not looking over her shoulder.
[单项选择]（）的养老保险制度是以社会保险型养老保险为基础的多层次养老保险制度。
A. 新加坡
B. 智利
C. 德国
D. 瑞典
[单项选择]关于数据库管理系统的说法中正确的是 (91) 。在进行数据库设计时，常常用 (92) 来表示实体类型及实体间的联系。
关系代数运算是以 (93) 为基础的运算，它的基本操作是并、差 (94) 、投影和选择。规范化理论中，分解 (95) 主要是消除其中多余的数据相关性。
A. 交
B. 9连接
C. 自然联接
D. 笛卡儿积
[判断题] 广播控制盘输出的语音信号必须与机架内对应的通道相连。( )
A.正确
B.错误
[单项选择]视网膜劈裂症最常出现的部位是（）
A. 鼻上象限
B. 鼻下象限
C. 颞上象限
D. 颞下象限
E. 黄斑区
[单选题]Poets,songwriters and politicians hate the idea,but for decades opinion-poll evidence has been clear:money buys happiness and the richer you are,the more likely you are to express satisfaction with your life.Until now,a survey of43 countries 1 on October 30th by the Pew Research Centre of Washington,DC,shows that people in 2 markeis are expressing almost the same level of satisfaction as people in rich countries.It is the biggest 3 to the standard view of happiness and income seen 4.The Pew poll asks respondents to 5,on a scale from zero to ten,how good their lives are.（Those who say between seven and ten are counted as 6.）In 2007,57%of respondents in rich countries put themselves in the top four tiers;in emerging markets the 7 was 33%;in poor countries only 16%-a classic 8 0f the standard view.But in 2014,540/o of rich-country respondents counted themselves as happy,whereas in emerging markets the percentage 9 t0 51%.This was happening just at a time when emerging markets'chances of converging economically 10 the West seemed to be 11.Rich countries did not experience 12 declines in happiness.The decreases in America and Britain were tiny（a single percentage point）,13 the share of h8ppy Gennans rose 13 points.A large drop in formerly joyful Spain ensured a modest overaU decline for the rich.14 the convcrgence happened 15 huge improvements in countries such as Indonesia and Pakistan.In 12 of the 24 emerging markets,half or more people 16 their life satisfaction in the top tiers of the ladder.This is not t0 17 the link between income and satrsfaction has been snapped.Poor countries still 18:only a quarter of the people there are in the happy tiers-half the level of the other'two groups.There is 19 a clear link between happiness and income growth.China's GDP rose at an annual average rate of 10%in 2007-2014 and its happiness level rose 26 points.20 countries,richer people express more satisfaction than their poorer neighbours.8选?
A.expression
B.improvement
C.discussion
D.complement
[简答题]我国社会主义道德建设怎样与社会主义法律规范相协调？
[单项选择]真正有成效的公众参与是下列哪种类型的参与（）
A. 居民个人参与
B. 居民集体全部参与
C. 社区组织的居民代表的参与
D. 问卷调查
[简答题]段线路钢轨60kg/m，每根为25m，配置46根轨枕，接头轨枕间距为540mm，求轨枕间距是多少？(设轨缝为8mm)
[简答题]简述大肠癌（结肠癌、直肠癌）的鉴别诊断。
