热门试题:
[填空题]
Will America’s cities ever again be places most people want to live in It seems unlikely. hereas in 1970 America’s suburbs contained 25% more families than its cities, today they contain 75 % more. Middle-class families -- "the bedrock of a stable community", in the words of the Department of Housing and Urban Development -- associate cities with poverty and therefore crime. 41)______ . No wonder so many families equate the American dream with a home in the suburbs.
But the resulting urban sprawl carries a cost. A report this week from the Sierra Club, which has been preaching ecological sensitivity for more than a century, underlines what it calls "the dark side of the American dream" ~ traffic congestion; commuting journeys that "steal time from family and work "; air and water pollution; lost farfnland and recreational space; increased flooding; and more taxes to pay for a suburban infrastructure that ranges from policing to se
[单选题]《铁路旅客运输规程》中规定，对普通大、中专院校录取的新生，凭（）可买一次学生票。
A.学校书面证明
B.准考证
C.录取通知书
D.所在地教委证明
[单项选择]关于中国二元社会结构走向一元的意义说法错误的是（）
A. 从二元走向一元有利于农业面貌的改变
B. 从二元走向一元有利于社会稳定的实现
C. 从二元走向一元有利于社会公平的实现
D. 从二元走向一元有利于城乡环境的改善
[单项选择]（）是指人的意志自由、存在和发展的自由，是人类社会的美好向往，也是马克思主义追求的社会价值目标。
A. 自由
B. 平等
C. 公正
D. 法治
[单项选择]发生传染病后，首先采取的措施是（）
A. 封锁
B. 隔离
C. 治疗
D. 紧急预防接种
E. 消毒
[单项选择]一个商品的进价比上月低了5%，但仍按上月售价销售，其利润提高了6%，则上月销售该商品的利润率为（）
A. 12%
B. 13%
C. 14%
D. 15%
[填空题]高速公路养护作业区分为长期作业区、( )、临时作业区和( )四种施工类型。
[填空题]在建设工程安全生产管理基本制度中,( )是最基本的安全生产管理制度,是所有安全
规章制度的核心。
[单项选择]当驾驶员驾驶汽车驶入较深水中时（）。
A. 启动直接开出来
B. 应及时熄火
C. 都可以
[单选题]( )是明确铁路运输企业与旅客、托运人之间权利义务关系的协议。
A.运输协议
B.运输安全协议
C.铁路运输合同
D.铁路经营合同
[单选题]遇扶梯、TVM、闸机故障等情况需在（）分钟内放置/张贴警示牌（标识），并及时向车控室报告。
A.3
B.5
C.8
D.10
[判断题]纳税人按照经营合同规定支付的违约金(包括银行罚息)、罚款和诉讼费可以税前扣除。 ( )
[单项选择]干预活动暴露率等于（）
A. 实际干预人数/年龄别人口数
B. 实际干预人数/计划干预人数
C. 应该干预人数/目标人口数
D. 应该干预人数/总人口数
E. 实际干预人数/总人口数
[单项选择]
Attitudes of respect, modesty and fair play can grow only out of slowly acquired skills that parents teach their children over many years through shared experience and memory. If a child reaches adulthood 21 recollections only of television, Little League and birthday parties, then that child has little to 22 when a true test of character comes up--say, in a (n) 23 business situation. " 24 that child feels grounded in who he is and where he comes from, 25 else is an act," says etiquette expert Betty Jo Trakimas.
The Dickmeyers of Carmel, Indiana, 26 every Friday night as "family night" with their three children. Often the family plays board games or hide-and-seek. "My children love it," says Theresa, their mother.
Can playing hide-and-seek really teach a child about manners Yes, says Trakimas and 27 , because it tells the child that his parents 28 enough to spend time with him, h
A. the other one
B. others
C. another one
D. all
[单选题]建筑施工升降机安装.使用.拆卸安全技术规程(JGJ215-2010)适用于( )。
A.房屋建筑工程.市政工程所用的齿轮齿条式.钢丝绳式人货两用施工升降机
B.手扶升降机
C.高层电梯
D.矿井提升机
[单选题]螺纹道钉硫磺锚固，硫磺纯度为（）及以上。
A.85%
B.80%
C.90%
D.95%
[单选题]按照《云南电网有限责任公司中压配电运行管理业务指导书（试行）》要求，紧急缺陷应立即处理，不应超过（ ）。
A.24小时
B.48小时
C.72小时
D. 120小时
[判断题]必须带电灭火时,与带电体保持必要的安全距离,严禁接触裸露电线电气开关或在电线下方站立,防止电线熔断伤人。( )
A.正确
B.错误
[判断题]依据《内燃、电力机车检修工作要求及检查办法》进行对规，包括五个方面，共计1000分。
[多项选择]业主对建筑物内属于自己所有的住宅、经营性用房等专有部分可以( )。
A. 直接占有、使用，实现居住或者营业的目的
B. 依法出租，获取收益
C. 出借，但不得抵押给金融机构以取得贷款
D. 出售给他人，对专有部分予以处分
E. 出租，但出租期间不得出售
[简答题] 当辅助高压箱内闸刀开关为库用位时,使用库内插座为列车提供
V直流电压。
[单选题]在紫外分光光度法中，宜选用的吸光度范围（ ）。
A.0-1
B.0.3-0.7
C.0-0.8
D.1.0-2.0
发酵床养猪的利和弊有哪些
我想问发酵床养猪的利弊有哪些。最近想利用发酵床养猪。
[单选题] 在ETH PWE3 封装TAG模式下当业务分界标签为( )时,在出PW方向,PE将解封装后的以太网帧去掉添加的P-TAG后发送到AC上。
A. Service
B. hello
C. user
D. 以上都不正确
[单项选择]The teacher, as well as the students ______ having a picnic.
A) are C) be
B) is D) being
[单选题]在一炉钢的吹炼过程中,炉衬被侵蚀速度变化为( )。
A.快—慢—快
B.慢—快
C.慢—快—慢
D.快—慢
[单选题]商户手续费优惠方案要求，商户存款留存率的计算公式为（）？
A.商户关联客户号下所有账户日均存款总和/商户收单总量
B.商户收单结算账户日均存款/商户收单日均量
C.商户关联客户号下所有账户年末存款总和/商户收单总量
D.商户收单结算账户旬均存款/商户收单总量
[简答题]轨道检查车对轨道动态局部不平顺的各项偏差如何划分等级？
[单选题]【单选题】 痛风石好发的典型部位是()
A. 手指
B. 鹰嘴
C. 髌骨
D. 耳廓
E. 跟腱
[多选题]制粉系统由哪些设备组成（）。
A.A、给煤机
B.B、磨煤机
C.C、一次风机密封风机及相关风门挡板等
D.D、引风机送风机
[单项选择]Questions 36 to 45 are based on the following passage.
Global warming is a trend toward warmer conditions around the world. Part of the warming is natural; we have experienced a 20,000 -year -long warming as the last ice age ended and the ice 36away. However, we have already reached temperatures that are in 37 with other minimum-ice periods, so continued warming is likely not natural. We are 38 to a predicted worldwide increase in temperatures 39 between 1 and 6 over the next 100 years. The warming will be more 40 in some areas, less in others, and some places may even cool off. Likewise, the 41of this warming will be very different depending on where you are—coastal areas must worry about rising sea levels, while Siberia and northern Canada may become more habitable (宜居的) and 42 for humans than these areas are now.
The fact remains, however, that it will likely get warmer, on 43 , everywhere. Scientists are in general agreement that the warmer conditions we have been expe
[多选题]进入有限空间作业场所作业均应严格执行“（ ）”的制度。
A.先通风
B.再检测
C.后作业
D.先检测
[判断题]噪声是指对人类的生活或者生产活动有益的声音。
[单选题]调车指挥人应根据调车作业计划制定具体作业方法，连同注意事项，亲自向司机交递和传达；对其他有关人员，应亲自或指派（ ）进行传达。
A.连结员
B.制动员
C.其他人员
D.胜任人员
[单选题]31.V-124罐内起火，最直接有效的灭火方法是（ ）。
A.大量加水灭火
B.打开灭火蒸汽进行灭火
C.使用沙土进行灭火
D.使用氮气进行灭火
