热门试题:
[单选题]降低功率因数标准的客户的实际功率因数，高于降低后功率因数标准时，不减收电费，但低于降低后功率因数标准时，应增收电费。
A.正确
B.错误
[判断题]必须进入狭小的坑道内等场所作业时,救援人员使用安全绳按照卷结身体结索的方法,确保救援时自身的安全。( )
A.正确
B.错误
[单项选择]如果x=0，那么while(true)中的true与下面的条件( )等价。
A. X=1
B. X==1
C. X＞1
D. X＜1
[单选题]4.1.2夜间行车中,如果灯光照射,有可能是车辆前方出现急转弯或大坑。
A.由远及近
B.离开路面
C.距离不变
D.由高变低
[单项选择]{{I}}{{B}} Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now listen to the passage.{{/I}}{{/B}}What is the growing danger in air travel according to this passage
A. Crowded air traffic.
B. The large size of airplanes.
C. Mistakes by air traffic controllers.
D. Bad weather.
[单项选择]甲某系现役军人，在部队弹药库值班时，违反规定吸烟，引起爆炸，整个弹药库被炸毁。甲某的行为构成( )。
A. 武器装备肇事罪
B. 过失爆炸罪
C. 重大责任事故罪
D. 玩忽职守罪
[单项选择]零售商业物业经营管理的类型中，可以在物业的生命周期内一直持续的是( )。
A. 策略与运行管理
B. 现场管理
C. 物业资产管理
D. 改进管理
[单选题]氖泡试电笔使用时，( )手与笔尾的金属件相接触，使用时不要触及笔尖的金属部分，易发生触电。
A.不用
B.可用可不用
C.应让
D.不可以用
[单选题]突发大客流控制应按照（ ）的原则，组织做好现场指挥权的交接。
A.谁启动，谁取消
B.谁主管、谁负责
C.先通后复
[判断题]地震、台风、洪水、泥石流等灾害发生时，巡视人员与派出部门之间应保持通信联络。
A.正确
B.错误
[单选题]依据《中国南方电网有限责任公司电力安全工作规程》（Q/CSG 510001—2015）第16.5.2.3条规定：低压不停电作业人员应使用有绝缘柄的工具，其外裸露的导电部位应( )，禁止使用锉刀、金属尺和带有金属物的毛刷、毛掸等工具。
A.采取绝缘包裹措施
B.采取防感应电的措施
C.采用绝缘遮蔽措施
D.采取防止误碰
[判断题]低压是指用于配电的交流系统中1000V 及以下的电压等级。
A.正确
B.错误
[判断题]目前工商部门的全国企业信用信息公示系统中“严重违法失信企业名单”涉及企业数量较少，银行和支付机构可自主定期收集相关信息。
A.正确
B.错误
[单项选择]
Plagiarism Lines Blur for Students in Digital Age
Digital technology makes copying and pasting easy, of course. But that is the least of it. The Internet may also be redefining how students--who came of age with music file-sharing,Wikipedia and Web-linking--understand the concept of authorship and the singularity of any text or image.
"Now we have a whole generation of students who’ve grown up with information that just seems to be hanging out there in cyberspace and doesn’t seem to have an author," said Teresa Fishman, director of the Center for Academic Integrity at Clemson University. "It’s possible to believe this information is just out there for anyone to take."
Professors who have studied plagiarism (剽窃) do not try to excuse it--many are champions of academic honesty on their campuses--but rather try to understand why it is so widespread.
In surveys from 2006 to 2010 by Donald L. McCabe, a co-founder of the Center fo
A. they don’t need to go to a library to look for information
B. information online is not as reliable as that in the textbooks
C. the resources in the libraries are not as abundant as those in cyberspace
D. the information in cyberspace is just out there for anyone to take
[单项选择]过热器由大量蛇形管构成，在支架上组装，脱离支架后（）复原。
A. 能
B. 不能
[单选题]( )瑞典提倡的性教育,亦称( ),成为世界性教育的典范。
A.两性教育
B.避孕教育
C.亲密教育
D.关系教育
[单选题].本小题 1 分
营业厅办理每件居民客户收费业务的时间不超过（____）。
A. 20分钟
B. 10分钟
C. 15分钟
D. 5分钟
[单选题]《铁路技术管理规程》：紧急停车信号的鸣笛方式应为（ ）
A.一长三短
B.三短声
C.连续短声
D.三长声
[判断题]尺寸由尺寸界线、尺寸线、尺寸线终端和尺寸数字组成。( )
A.正确
B.错误
[单选题]某中性点直接接地的低压 380./ 220.V 系统,发现一台电气设备发生一相碰壳,此时如人体接触电气设备,流过人体的电流为( )(假定人体电阻 Rr 为 100.0.Ω)
A.30.mA
B.220.mA
C.380.mA
D.100.0.mA
[单项选择]田某数年怠于催讨债款，已逾诉讼时效期限。但田某执意要提起诉讼，以讨个公道。对此，有人劝阻他，并帮助他分析下列几种对其不利的情形，请问：下列哪种分析是正确的
A. 超过诉讼时效，就丧失了诉讼，就不具备当事人资格
B. 对超过诉讼时效的起诉，法院将不予立案，当事人执意要起诉的，法院则裁定不予受理
C. 受理后查明无中止、中断、延长事由的，对超过诉讼时效的当事人应裁定驳回起诉
D. 受理后查明无中止、中断、延长事由的，对超过诉讼时效的当事人判决驳回其诉讼请求
[单选题]在牵引变电所内加压作业要专人操作，专人监护，其安全等级：监护人不低于（ ）。
A.二级
B.三级
C.四级
D.五级
[多选题]对全双工以太网的描述正确的是____。( )
A.可以在共享式以太网中实现全双工技术
B.可以在一对双绞线上同时接收和发送以太网帧
C.仅可以用于点对点连接
D.可用于点对点和点对多点连接
[单项选择]关于编制安全技术措施计划，下列叙述正确的是（）。 ①年度安全技术措施计划要在同年度生产计划确定后立即编制； ②下属单位确定本单位的安全技术措施计划项目，并编制具体的计划和方案，经群众讨论后，送上级计划部门审查； ③安全技术措施计划计划成文后报总工程师审批； ④由厂长将安全技术措施计划下达到有关部门贯彻执行。
A. ①②
B. ③④
C. ①③
D. ②④
[判断题]监护人在监护时应自始至终集中精力监护，不得从事与监护无关的其他工作。
A.正确
B.错误
[单项选择]下列描述中不是玻璃离子粘固剂修复术窝洞预备特点的是
A. 玻璃离子粘固剂与牙体组织有化学粘接，对固位形的要求可放宽
B. 不必做倒凹、鸠尾等固位形
C. 去除龋坏牙本质，必须做预防性扩展
D. 窝洞的点、线角圆钝
E. 洞缘釉质不做斜面
[多选题]关于冰域救援中接近遇险人员，下面描述正确的是（ ）。
A.询问落水者身体状况
B.充分评估冰面厚度及承载力
C.根据落水位置和到场装备，合理确定救援方法
D.以战术编组为行动单元
[单项选择]特洛伊木马攻击的威胁类型属于（）
A. 授权侵犯威胁
B. 植入威胁
C. 渗入威胁
D. 旁路控制威胁
[单选题]在拆除工程中,采用机械或人工方法拆除建筑物时,可以数层同时拆除。
A.正确
B.错误
[判断题]贷记卡每次账单分期间隔需超过4个账单周期。
A.正确
B.错误
[填空题]
For a {{U}}wrong{{/U}} word,
underline the wrong word and write the correct one’ in the
blank provided at the end of the
line.
For a {{U}}missing{{/U}} word,
mark the position of the missing word with a "∧" sign and
write the word you believe to be missing in
the blank
provided at the end of
the line.
For an {{U}}unnecessary{{/U}} word,
cross the unnecessary word with a slash "—" and put the word
in the blank provided at the end of the
line.
Mr. Bascomb was upset. At times like this he wished he had
never
become a candidate for mayor. Everything had gone wrongly that morning.
(1) ______
Even though before leaving the
house, he had received a telephone call from (2)
______
his election campaign manager asking money. This made h
[单选题]在《民用航空通信导航监视工作规则》中规定，通信导航监视运行保障单位应当建立设备运行监控制度。设备运行监控制度应当至少包括：运行监控岗位工作职责、（）、运行监控记录管理规定、应急处置和工作程序、安全和运行信息报告制度。
A.运行监控工作程序
B.运行监控内容和工作程序
C.运行监控内容程序
D.运行监控内容和管理程序
[单项选择]
There once lived a poor tailor who had a son called Aladdin, a careless, idle boy (21) would do nothing but play all day long in the streets with little idle boys like himself. This so grieved the father that (22) died; yet, in spite of his mother’s tears and prayers, Aladdin did not (23) his ways. One day, when he was playing in the streets as usual, a stranger (24) him if he was not the son of Mustapha the tailor. "I am, sir," replied Aladdin, "but he died a (25) while ago." On this the stranger, who was a (26) magician, fell on his neck and kissed him saying: "I am your uncle, and (27) you from your likeness to my brother. Go to your mother and tell her I am coming." Aladdin ran home and told his mother of his newly (28) uncle. "Indeed, child," she said, "your father had a (29) , but I always thought he was dead." However, she prepared supper, a
A. time
B. period
C. length
D. long
