热门试题:
[单选题]与白血病发病无关的是( )。
A.药物化学因素
B.病毒因素
C.物理因素
D.免疫功能亢进
E.遗传因素
[填空题]
Paris
1 Paris, the capital and the largest city of the country, is in north central France. The Paris metropolitan area contains nearly 20% of the nation’s population and is the economic, cultural, and political center of France. The French governments have historically favored the city as the site for all decision making, thus powerfully attracting nearly all of the nation’s activities.
2 Paris has grown steadily since it was chosen as the national capital in the late 10th century. With the introduction of the Industrial Revolution, a great number of people moved to the city from the country during the 19th century. The migration was especially stimulated by the construction of railroads, which provided easy access to the capital. After World War II more and more immigrants arrived.
3 The city is the centralized control point of most national radio and television broadcasting. It is a place of publication of the most prestigiou
[单项选择]加工配制曲率半径大于12.5m的立式圆筒形储罐时,预制、组装及检验过程中使用的弧形样板的弦长最小不应小于()m。
A. 1
B. 1.5
C. 2
[单项选择]
The Computer Made Me Do It
Humanity is migrating to cyberspace. In the past five years, Americans have doubled the hours they spend online, exceeding their television time and more than tripling the time they spend reading newspapers or magazines. Most now play computer or video games regularly, about 13 hours a week on average. By age 21, the average young American has spent at least three times as many hours playing virtual games as reading. It took humankind eight years to spend 100 million hours building Wikipedia. We now spend at least 200 million hours a week playing Worm of Warcraft.
Elias Aboujaoude, a Silicon Valley psychiatrist, finds this alarming. In Virtually You, he argues that the Internet is unleashing our worst instincts. It connects you to whatever you want: gambling, overspending, sex with strangers. It speeds transactions, facilitating impulse purchases and luring you away from the difficulties of real life. It le
A. games properly offer pleasures and pose challenges to tis
B. games seem to have the magic to make people indulge in it
C. games cater to our appetite for curiosity and excitement
D. games can help us to get rid of pressures and annoyances
[多项选择]从价格制定的不同依据出发,定价方法可以分为( )
A. 成本导向定价
B. 投资回收定价
C. 需求导向定价
D. 理解式定价
E. 竞争导向定价
[单选题]溴化锂吸收式机组进行性能试验前要保证蒸发器和吸收器中液位高度,不发生波动的时间为()min。
A.10
B.20
C.30
[判断题]铁路旅客人身意外伤害乘意险销售坚持旅客自愿购买的原则,可以与车票捆绑。
A.正确
B.错误
[单项选择]某驻华外交官,因盗窃行为触犯我国刑律,应当追究刑事责任。对此应( )。
A. 由我国司法机关审判
B. 由该国驻华使馆同我国司法机关协商解决
C. 通过外交途径解决
D. 由公安机关直接将其驱逐出境
[单项选择]物流标准化是实现()的重要手段和必要条件。
A. 物流标准现代化
B. 物流管理现代化
C. 物流作业现代化
D. 物流技术现代化
[判断题]对于收费车辆通行费应收未收、长短款等情况,由收费方负责。
A.正确
B.错误
[单选题]随着互联网的发展,人们的购物方式有了新的选择。很多年轻人喜欢在网络上选择自己满意的商品,通过快递送上门,购物足不出户,非常便捷。刘教授据此认为,那些实体商城的竞争力会受到互联网的冲击,在不远的将来,会有更多的网络商店取代实体商店。以下那项如果为真,最能削弱刘教授的观点?( )
A.网络购物虽然有某些便利,但容易导致个人信息被不法分子利用
B.有些高档品牌的专卖店,只愿意采取街面实体商店的销售方式
C.购买黄金珠宝等贵重物品,往往需要现场挑选,且不适宜网络支付
D.通常情况下,网络商店只有在其实体商店的支撑下才能生存
[单项选择]排卵后在体内卵子的寿命是( )
A. 24小时
B. 8小时
C. 2天
D. 3天
E. 8小时
[单项选择]下列各项,计算建筑面积的有( )。
A. 无围护结构的室外楼梯
B. 室外检修爬梯
C. 无围护结构的屋顶水箱
D. 舞台后台上的挑台
[多选题]车站扬声器的宣传内容,包括如下:
A.通道、站台、楼梯位置的乘客通行、候车、上下车安全提示
B.高峰时段客流疏导
C.文明乘车的宣传提示
D.自动扶梯口的安全乘梯提示
[单项选择]若某项目的动态投资回收期刚好等于项目计算期,则必然有( )。
A. 动态投资回收期大于基准投资回收期
B. 动态投资回收期小于基准投资回收期
C. 内部收益率等于基准收益率
D. 内部收益率大于基准收益率
[判断题]( )无缝线路缓冲区和伸缩区不应设置在道口或不作单独设计的桥上。
A.正确
B.错误
[单项选择]吞咽障碍中,属于真性球麻痹性摄食-吞咽障碍的是()
A. 舌部和咬肌功能正常却无法吞咽塞满口内的食物
B. 在摄食-吞咽准备期、口腔期障碍严重,咀嚼困难
C. 在摄食-吞咽准备期、口腔期障碍严重,食块移送困难
D. 在摄食-吞咽准备期、口腔期障碍严重,食块形成困难
E. 摄食-吞咽障碍发生在咽部期,吞咽反射的诱发极其微弱,误咽情况突出
[单选题]、计算机网络技术包含的两个主要技术是计算机技术和____。 (易)(基础知识)
A.微电子技术
B.通信技术
C.数据处理技术
D.自动化技术
[单项选择]导航数据库:
A. 任何时候若有必要就进行更新
B. 定期更新
C. 在飞行员进行驾驶舱准备时进行更新
D. 不确定
[判断题]一旦在工地工作过程中发生火灾等事故时,应立即寻找类似的疏散指示标志,按照指示方向进行疏散。 ( )
A.正确
B.错误
[单项选择]口腔和咽部局部涂抹消毒选用()
A. 含有效碘250mg/L的碘伏液
B. 含有效碘500mg/L的碘伏液
C. 含有效碘1000mg/L的碘伏液
D. 含有效碘2500~5000mg/L的碘伏液
E. 含有效碘5000mg/L的碘伏液
[单选题]制备5%碘的水溶液,碘化钾的作用是
A.防腐剂
B.着色剂
C.增溶剂
D.助溶剂
E.复合溶剂
[单项选择]在程序的执行过程中,Cache与主存的地址映射是由______。
A. 操作系统来管理的
B. 程序员调度的
C. 由硬件自动完成的
D. 由存储管理硬件和存储管理软件共同完成的
[判断题]天气恶劣难以辨认信号调车是指,在100m看不见调车信号或在驼峰上看不见峰下分歧道岔时。
A.正确
B.错误
[单项选择]
Man has been storing up useful knowledge about himself and the universe at the rate which has been spiraling upward for 10,000 years.
The (21) took a sharp upward leap with the invention of writing, but even (22) it remained painfully slow for several centuries. The next great leap forward (23) knowledge acquisition did not occur (24) the invention of movable type in the 15th century by Gutenberg and others. (25) to 1500, by the most optimistic (26) Europe was producing books at a rate of 1000 titles per year. This means that it (27) a full century to produce a library of 100,000 titles. By 1950, four and a half (28) later, the rate had accelerated so sharply that Europe was producing 120,000 titles a year. (29) once took a century now took only ten months. By 1960, a (30) decade later, the rate had made another significant jump, (31) a century’s work could be finished in seven and a hal
A. now that
B. so that
C. as
D. when
[单项选择]肺痈初期,当用治法为()
A. 益气养阴,排脓解毒
B. 清肺解毒,化瘀消痈
C. 益气养阴清热
D. 疏风散热,清肺化痰
E. 清热解毒,排脓消痈
[单项选择]肝细胞性黄疸时,患者可能出现
A. 尿胆红素阴性,尿胆原阳性
B. 尿胆红素阳性,尿胆原阴性
C. 尿胆红素阳性,尿胆素阳性。
D. 血清胆红素升高,尿胆红素阴性
E. 血清胆红素升高,尿胆原阴性
[单选题]所有门禁系统信息均能被自动存储以便检索和查阅,定时生成有关报表,日终报表生成时间不大于()。
A.30分钟
B.45分钟
C.60分钟
D.90分钟
[多项选择]银行从业人员的下列做法正确的是( )。
A. 为客户保密信息
B. 对风险性理财产品的收益率作出承诺
C. 不歧视客户,公平对待不同民族、性别、年龄的客户
D. 热情地为客户服务提供咨询方案,包括向客户提供规避监管的建议
E. 对客户提出的要求尽量满足,无法满足的应当耐心说明情况
[单选题]动车组采用机车进行调车作业时,( )负责打开车门,便于调车作业人员登乘。
A.机务部门
B.车辆部门
C.客运部门
D.车站人员
[判断题]各类作业人员应询问其作业现场和工作岗位存在的危险因素、防范措施
A.正确
B.错误
[判断题]滑轮卷筒直径越小钢丝绳的曲率半径也越小,绳的内部磨损也越小。( )
A.正确
B.错误
[判断题]非金属外壳的仪器,应与地绝缘,金属外壳的仪器和变压器外壳应接地。
A.正确
B.错误
[单选题]个体工商户贾某2019年取得销售收入100万元,另将不含税价格为2万元的商品用于馈赠;当年转让持有上市公司股票取得所得8万元。贾某2019年允许扣除的广告费和业务宣传费限额为( )万元。
A.15
B.15.3
C.16.5
D.16.2
[不定项选择]油罐充水试验中,采用低合金钢时,水温不能低于()。
A. 5℃
B. 10℃
C. 15℃
D. 20℃