热门试题:
[多选题]AChR-全身型重症肌无力根据年龄如何分型()。
A.首次发病年龄在50岁之前的早发型
B.首次发病年龄在50岁之后的晚发型
C.首次发病年龄在60岁之前的早发型
D.首次发病年龄在60岁之后的晚发型
E.以上都不是
[单选题]：根据最高人民法院最新司法解释，自2015年2月4日起，人民法院对存款的最长冻结期限（ ）。
A.6个月
B.1年
C.2年
D.3年
[单选题]有毒烟气应向( )风方向排放,并提前疏散可能受到烟雾威胁的人员。
A.上
B.下(侧)
C.侧上
D.侧下
[单项选择]海运提单的财务作用是（）
A. 海运物权凭证
B. 货物付款凭据
C. 向银行办理抵押
D. 向银行办理议付和结汇
[单选题]生产要素的5M1E是指（ ）。
A.人、机、料、法、测、环
B.人、检、料、法、测、机
C.机、料、法、检、环、测
D.人、机、料、检、环、测
[单选题]关于防止中毒、窒息,以下正确的是( )。
A.有毒物品的运输、装卸、贮存,必须严格按照“危规”执行
B.对有毒作业场所要定期监测,作业人员要定期进行体检
C.熬制焊锡、绝缘胶、石蜡及沥青防腐剂时,应选择空旷场地,并远离易燃、易爆物且应避开地下管线。不宜在室内熬制沥青与焊锡
D.以上都是
[简答题](20)单效蒸发的计算主要包括哪几项?计算的依据是什么?
[多选题]摘下的马蜂窝.虫巢等应在合适安全的位置( )，密闭包装原则上不得开启，必须开启时应确认内部蜂虫全部灭杀，并做好个人防护和灭杀准备，禁止带回营区逗弄、玩耍取蜜等。
A.冷冻
B.火焚烧
C.水淹
D.用蛇皮袋等牢固包装材料密闭包装转移掩埋
[判断题]某项目建设的一个项目经理正在估算该项目成本，此时尚未掌握项目的全部细节，项目经理应首先采用的成本估算方法是蒙特卡罗分析法。
A.正确
B.错误
[单选题]要道还道时，夜间“七道”手信号的显示方式为（）。
A.白色灯光作圆形转动
B.白色灯光作圆形转动后，再左右摇动
C.白色灯光作圆形转动后，左右摇动，然后再从左下方向右上方高举
D.白色灯光作圆形转动后，再上下摇动
[判断题]ZD6系列电动转辙机挤岔时，因道岔位移，切断挤切肖，此时，齿条块不动，齿条块以内的转辙机各零部件位移，起到了挤岔保护作用（）。
[多项选择]外征的银行买入价与卖出价之间的差距取决于哪些因素( )
A. 外征市场行情
B. 银行的经营策略
C. 关键货币的走势
D. 宏观经济状况
E. 对未来征率的预期
[单项选择]人向竖直的平面镜走近时，镜中所成的像是( )。
A. 缩小
B. 变大
C. 大小不变
D. 先小后大
[单选题]梗阻性黄疸时，BUS显示胆总管和肝内胆管均不扩张。为明确诊断应选择哪项检查
A.放射性核素胰腺扫描
B.PTC
C.低张十二指肠造影
D.ERCP
E.CT
[判断题]工作负责人和工作许可人可以在许可开工后单方变动安全措施?
A.正确
B.错误
[单选题]起钻中的抽汲压力其大小与起钻速度成()。
A.正比
B.反比
C.不一定
[单项选择]女性，60岁，5小时前突然胸骨后紧缩样疼痛，心电图可见相应导联病理性Q波，四肢厥冷，出汗，血压80/50mmHg，心率106次/分，尿比重1.024，中心静脉压3cmHO。该患者心肌梗塞的部位最可能是（）
A. 前壁
B. 右室
C. 正后壁
D. 前间壁
E. 下壁
[判断题]A-A-001 5 1 3
变压器的防爆管是为了防止变压器油位过高而装设的。
A.正确
B.错误
[判断题]城市轨道交通线网不应统一标志标识。（ ）
A.正确
B.错误
[判断题]能否从事特种作业与身体健康状况及有无相关疾病和生理缺陷无关。
[不定项选择题]共用题干
The iPad
1 The iPad is a tablet computer（平板电脑）designed and developed by Apple. It is par-ticularly marketed as a platform for audio and visual media such as books,periodicals（期刊）,movies,music,and games,as well as web content. At about 1 .5 pounds(680 grams), its size and weight are between those of most contemporary smartphones and laptop comput-ers.Apple released the iPad in April 2010,and sold 3 million of the devices in 80 days.
2 The iPad runs the same operating system as iPod Touch and iPhone. It can run its own applications as well as ones developed for iPhone. Without modification,it will only run pro-grams approved by Apple and distributed via its online store.
3 Like iPhone and iPod Touch,the iPad is controlled by a multitouch display一a break from most previous tablet computers, which uses a pressure-triggered stylus（触控笔）.The iPad uses a Wi-Fi data connection to browse（浏览）the Internet, load and stream media, and install software. Some models also have a 3G wireless data connection which can connect to GSM 3G data networks. The devices is managed and synchronized（同步）by iTunes on a per-sonal computer via USB cable.
4 An iPad has different features and applications one can use to execute different and in-teresting things. There are lots of iPad applications that the owner can use to enhance the way they communicate. Some of these are how to use social networking sites and other online options.One of the most common uses is for e-mail services. iPad applications like Markdown Mail allow the adoption of specific and particular options. They enable the owner to personal-ize their email accounts.
5 While the iPad is mostly used by consumers it also has been taken up by business us-ers. Some companies are adopting iPads in their business offices by distributing or making available iPads to employees.Examples of uses in the workplace include lawyers responding to clients,medical professionals accessing health records during patient exams,and manag-ers approving employee requests.A survey by Frost Sullivan shows that iPad usage in work-places is linked to the goals of increased employees productivity,reduced paperwork,and in-creased revenue.
Paragraph 4______
A.Online Stores
B.Differences from iPhone
C.Display and Data Connection
D.Business Usage
E.Features and Applications
F.Operating System
[单选题]安全阀必须实行定期检验，每（ ）年至少校验一次。
A.1
B.2
C.3
D.4
[简答题]无线局域网有哪些组件构成，分别有什么作用？
[简答题]优质碳素结构钢的钢号是用平均含碳量的__________来表示。
[多项选择]防止边坡滑动的措施有( )。
A. 支挡
B. 卸载
C. 排水
D. 坡顶堆放材料
E. 坡顶打桩
[单选题]外部监督是监督主体与监督对象之间不具有（ ）
A.直接的行政隶属关系
B.行政隶属关系
C.上、下级关系中
D.管理关系
[单选题]在气压试验合格后，管道真空系统还应按设计文件规定进行的真空度试验，对管道系统抽真空，达到设计规定的真空度后，关闭系统（）后系统增压率不应大于5%。
A.7h
B.14h
C.24h
D.48h
[单项选择]
{{B}}TEXT C{{/B}}
There is a great concern
in Europe and North America about declining standards of literacy in schools. In
Britain, the fact that 30 percent of 16 year olds have a reading age of 14 or
less has helped to prompt massive educational changes. The development of
literacy has far-reaching effects on general intellectual development and thus
anything that impedes the development of literacy is a serious matter for us
all. So the hunt is on for the cause of the decline in literacy. The search so
far has forced on socioeconomic factors, or the effectiveness of" traditional"
versus" modem" teaching techniques. The fruitless march for the cause of the
increase in illiteracy is a tragic example of the saying" They can’t see the
wood for the trees". When teachers use picture books, they are simply continuing
a long-established tradition that is accepted without question. And for the past
two decades illustrations in reading pri
A. they read too loudly
B. there are too many repetitive words
C. they are discouraged from using their imagination
D. they have difficulty assessing its meaning
[填空题]木桩顶面应位于最低地下水位或最低水位以下( )。
[判断题]客户侧设备检修，需电网侧设备配合停电时，应得到用户停送电联系人的电话申请，经批准后方可停电。（ ）
A.正确
B.错误
[单选题]被保险人机动车被转让、改装、加装或者改变使用性质等，导致
保险机动车危险程度显著增加，且未及时通知保险人，因保险标的危险程度 增加而发生的保险事故，保险人 ( )。
A.承担赔偿责任
B. 比例赔付
C.不承担赔偿责任
D.视程度而定
[判断题]把适用于间继长期工作制的接触器（如 CJ12 系列），用于长期工作制时，应将它的容量降低到间断长期工作制额定容量的一半以下使用。（ ）
A.正确
B.错误
[单选题]制作每个皮坯35克的豆沙包在上馅时，应包入豆沙馅()克。
A.30
B.50
C.60
D.10
[判断题]DF4型内燃机车采用的是交一直流电传动装置。
A.正确
B.错误
