热门试题:
[多项选择]As more and more college students prefer to rent a room outside the campus and enjoy their private life there, problems come along. To solve these problems, the Ministry of Education stipulates that college students are not allowed to live outside the campus. This regulation raises heated discussion among students, and even among the whole society. What is your opinion on this issue Write an essay of about 400 words entitled:
On College Students’ Living Off Campus
In the first part of your essay you should state clearly your main argument, and in the second part you should support your argument with appropriate details. In the last part you should bring what you have written to a natural conclusion or make a summary.
Marks will be awarded for content, organization, grammar and appropriateness. Failure to follow the above instructions may result in a loss of marks.
Write your essay on ANSWER SHEET FOUR.
[单选题]各级煤炭行政主管部门、各煤炭集团公司（ ）负责召开一次辖区内所有煤层气抽采企业与煤炭企业的协调会，并交换图纸、资料，解决安全生产有关问题，形成会议纪要，会议所形成的决定要监督落实。
A.A、每月
B.B、每季度
C.C、每半年
[单选题]建设项目安全设施的（ ）应当对安全设施设计负责。
A.设计人
B.设计单位
C.设计人和设计单位
D.设计人或设计单位
[单项选择] You are the network administrator for Company.com. Two users, Roderick and Keith, share a Windows 2000 Professional computer. The computer remains logged on with a shared user account named Kiosk at all times. Roderick has limited dexterity, which prevents him from using the standard keyboard when completing his daily computing tasks. You configure his Windows 2000 Professional computer to use on-screen keyboard and ToggleKeys option. You have the accessibility option settings to the desktop. Keith does not want to use the on-screen keyboard when he uses the computer. You need to enable both users to quickly switch between their preferred settings. What should you do?（）
A. Create a roaming user profile for the Kiosk user account.
B. Create an .acw file containing Peter’s preferred settings and save it to the desktop.
C. Run the Accessibility wizard and select Restore Defaults.
D. Use Task Manager to end the Explorer.exe process.
[单项选择]暗线管需要弯曲敷设时，转角角度（）。
A. 不得小于90°
B. 不得大于90°
C. 应为60°
D. 应为120°
[单项选择]下列关于项目投资回收期的说法中，正确的是( )。
A. 项目投资回收期一般以年为单位，并从项目投产开始年算起
B. 投资回收期的判别基准是基本投资回收期
C. 项目投资回收期是指以项目的净收益回收项目投资所需要的时间
D. 投资回收期越长，则项目的盈利和抗风险能力越好
[多选题]关于电压、电位和电动势，正确说法是()。
A.电位是标量，没有方向性，但它的值可为正、负或零
B.两点之间的电位之差就是电压，所以，电压也没有方向性
C.电压和电动势是同一个概念，只是把空载时的电压称为电动势
D.两点之间的电位之差就是电压，所以，电压具有方向性
[简答题]绘图题：请绘出双线区间在一条线路上使用减速信号施工作业防护图。
[单项选择]
假定我国某服装企业2011年的劳动生产率与整个行业保持一致，年产服装20万件，每件服装20元钱。2012年该企业从纺织厂进来350万元的布料进行服装加工，由于采用了新技术和新设备，使得劳动生产率提高了20%。如果服装厂把生产出的全部服装以30元钱的价格卖给商店，在其它因素不变或正常的情况下，该服装厂2012年的价格总额是（），服装厂应缴纳的增值税应该是（）。
注：我国的增值税税率为17%。
A. 480万元62.9万元
B. 480万元22.1万元
C. 720万元22.1万元
D. 720万元62.9万元
[单选题]从性质上看,工会属于()
A.政府部门
B.国家机关
C.民主党派
D.群众组织
[多选题]计量自动化系统现有的采集装置类型有( )
A.厂站电能量采集终端
B.负荷管理终端
C.配变监测计量终端
D.集中器
[单选题] 版美元中所采用的哪项防伪措施是以前美元中没有的？（ ）
A.水印
B.安全线
C.金属油墨
D.光变油墨
[多选题]发电机控制得屏宜装设交流电压表、交流电流表、有功功率表和（ ）等仪表。
A.无功功率表
B.电度表
C.功率因数表
D.频率表
E.直流电流表
[单项选择]社区护士向社区居民讲解热疗知识，其中讲述到为局部组织炎症后期应用热疗时，讲明其目的是
A. 促进白细胞释放蛋白溶解酶、溶解坏死组织，使炎症局限和消散
B. 促进炎性渗出物吸收消散
C. 使局部血管扩张，改善血液循环
D. 传导发散体内的热
E. 提高痛觉神经的兴奋性
[单选题]机车无火回送时,必须开放回送机车的( )塞门。
A.列车管
B.平均管
C.总风联管
[判断题]( )按钮开关应接在控制电路中。
A.正确
B.错误
[单选题]旋转光学经纬仪的望远镜时，竖盘（ ）。
A.随望远镜旋转，竖盘读数指标不动
B.不动，竖盘读数指标随望远镜旋转
C.不动，竖盘读数指标也不动
D.与竖盘读数指标都随望远镜旋转
[单项选择]最多见的肛管直肠周围脓肿是
A. 直肠后间隙脓肿
B. 骨盆直肠间隙脓肿
C. 坐骨肛管间隙脓肿
D. 直肠粘膜下脓肿
E. 肛门旁皮下脓肿
[判断题]矿山救护队指挥员应不必亲自组织和参加侦察工作.应在指挥部主持救护工作。
A.正确
B.错误
[判断题]加强基层单位典型经验的提炼总结和推广应用，切实提升指标管控水平。（ ）
A.正确
B.错误
[单项选择]甲向乙借款5万元，还款期限6个月，丙作保证人，约定丙承担保证责任直至甲向乙还清本息为止。丙的保证责任期间应如何计算( )
A. 主债务履行期届满之曰起6个月
B. 借款发生之日起2年
C. 借款发生之日起6个月
D. 主债务履行期届满之日起2年
[判断题]机动车载运爆炸物品、易燃易爆化学物品以及剧毒、放射性等危险物品，其管理是公安机关交通管理部门根据道路交通安全法的道路通行条件组织实施的。（）
题型:判断题
A.正确
B.错误
[单选题]《铁路客运运价规则》（铁运〔1997〕102号）警犬、猎犬以包裹托运时，每头按（）千克计算，超重时按实际重量计算。
A.20
B.25
C.30
D.35
[单选题] ( )是企业厂务公开的主要内容， 直接反映了企业经营管理的基本情况，是企业组织生产与管理 所要达到的目标，也是考核企业组织生产与管理水平的主要依据
A.企业主要经营指标
B.负债比率
C.固定资产
D.净利润
[多选题]160根据《突发事件应对法》,下列说法正确的(ABC)
A.甲市对本行政区域内容易引发自然灾害的危险区域进行全面排查
B.乙市责令有关单位对容易引发事故灾难的危险源采取安全防范措施
C.丙市组织对本行政区域内容易引发重大突发事件的危险源进行监控
D.丁市出于社会稳定考虑,规定登记的危险源、危
[简答题]>有一座推钢式加热炉,助燃风机的铭牌风量为21800m3/h,炉子所在地区大气压为750mmHg,夏季平均气温为30℃,求该炉子实际需要的空气量。(不留小数点)
解:根据公式:Q=Qo760/P·(273+t)/273
则:Qo=QP/760·273/(273+t)
可得:Qo=21800×750/760×273/(273+30)=19577标米3/小时
[判断题]激光熔化切割中,工件被全部熔化后借助气流把熔化的材料喷射出去.
A.正确
B.错误
[单项选择]有以下程序
main（ ）
{int a=1,b=3,C=5,*P；
int *pl=&a,,*p2=&b,*p3=&c；
*P=*pl*(*p2)；
printf("％d/ n",*P)；
}
执行后的输出结果是【 】。
A. 1
B. 2
C. 3
D. 4
[多项选择]气温骤降，汽车不能启动可能和柴油的（）有关系。
A. 冷滤点
B. 闭口闪点
C. 凝点
D. 酸度
[单选题]下列药物中无中枢抑制作用的 H1 受体阻断药是哪一项( )
A.苯海拉明
B.异丙嗪
C.氯苯那敏
D.赛庚啶
E.阿司咪唑
[多选题]在森林火灾的起因中,以下哪些属于人为原因()
A.生产性火源
B.非生产性火源
C.故意纵火
D.雷击火
[多项选择]广义的痰饮包括
A. 痰饮
B. 悬饮
C. 溢饮
D. 流饮
[判断题]对于供电可靠性要求较高的用户，一般都设有两条甚至更多条电源线路。
A.正确
B.错误
[多选题]带鉴权的注册/注销过程，跟鉴权有关的消息包括（ ）。
A.MAR
B.MAA
C.401
D.403
[填空题] One summer night, on my way home from work I decided to see a movie. I knew the theatre would be air-conditioned and I couldn’t tolerate my (B1) apartment.
Sitting in the theatre I had to look through the (B2) between the two tall heads in front of me. I had to keep changing the (B3) every time she leaned over to talk to him, (B4) he leaned over to kiss her. Why do Americans display such (B5) in a public place
I thought the movie would be good for my English, but (B6) it turned out, it was an Italian movie. (B7) about an hour I decided to give up on the movie and (B8) on my popcorn. I’ve never understood why they give you so much popcorn! It tasted pretty good, (B9) . After a while I heard (B10) more of the romantic-sounding Italians. I just heard the (B11) of the pop- corn crunching between my teeth. My thought started to (B12) I remembered when I was in South Korea, I (B13) to watch Kojak on TV frequently. He spoke perfe
A. A．felt
B．looked
C．seemed
D．appeared
[填空题]Crime isn’t rising because the laws are not strict enough, or because the (21) ________ are not tough enough, or simply because there aren’t enough policemen on the beat. It is rising because the agencies and individuals who can have a (22) _______ effect on crime are not pulling together or in the same (23) ______. The police are one of those agencies, of course. But crime prevention is also a matter for (24) ______ who are content to see mass (25) _______ turn into a way of life, for councils who prefer to shout yah-boo at the police, (26) _____ getting on with making life safer for local people, for architects who design exposed and indefensible buildings, for parents who don’t take enough interest in what their teenage children are getting up to and for (27) ______ who sit inside and moan (28) ______ do anything about the state of the neighborhood or the street. Crime prevention has been neglected for too many by too many. Over the last ten years it has been willfully neglected in
[单项选择]求任意一立体表面上的任意一条直线段实长的方法是以（）为宜。
A. 球面法
B. 换面法
C. 旋转法
D. 直角三角形法
[单项选择]一光栅每毫米长度上刻有500条栅纹，如用波长λ=4000A的单色平行光入射，则垂直入射时，最多能看见（）条明纹。
A. 9
B. 5
C. 4
D. 1
