热门试题:
[单项选择]Do the old people in the United States like to live alone No doubt some of them do. 61 at least some of them 62 living alone to the changes and 63 that living with others needs. Independence is, 64 , the chief and most honored 65 in this country. Deeply rooted 66 us early, the ideal remains even when we can no longer “stand on our own feet”, 67 literally. When our 68 parents’ need for help grows too obvious to 69 , we say they are beginning to “fail.” Losing one’s independence is, for Americans, a 70 thing. And needing help, we know, 71 pity, frustration and 72 in our potential helpers.
We are all, through our lives, 73 to others. From the moment of 74 , we are nourished and nurtured by others. As adults we learn to pay for or negotiate our 75 needs, but the fact 76 that it takes an 77 army of other people to grow our food, clean our clothes, maintain our roads, f
A. variety
B. invisible
C. abundant
D. forceful
[简答题]保安从业单位应当根据保安服务岗位的风险程度为保安员投保哪种保险?
[单项选择]Jonas Frisen had his eureka moment in 1997. Back then, scientists suspected that there was a special type of cell in the brain that had the power to give rise to new brain cells. If they could harness these so-called neural stem cells to regenerate damaged brain tissue, they might someday find a cure for such brain diseases as Alzheimer’s and Parkinson’s. But first they had to figure out where neural stem cells were and what they looked like. Frisen, then a freshly minted Ph. D. at the Karolinska Institute in Stockholm, was peering through his microscope at some tissue taken from a rat’s injured spinal cord when he saw cells that appeared to have been enervated by the injury, as though they were busy making repairs. Frisen thought these might be the neural stem cells scientists had been looking for. It took him six years of painstaking research to make sure.
Frisen is quick to emphasize that his research is basic and that treatments are years off. But the findings so far hint at
A. weakened.
B. demolished.
C. vitalized.
D. enlivened.
[单项选择]强心药,可增强心肌收缩力、减慢心率()
A. 硝普钠
B. 多巴胺
C. 去甲肾上腺素
D. 酚妥拉明
E. 西地兰
[单选题]标有“100欧 4瓦”和“100欧 36瓦”的两个电子串联,允许加的最高电压是( )V
A.20
B.40
C.60
[判断题]特种作业人员必须按照国家有关规定经专门的安全作业培训,取得特种作业操作资格证书,方可上岗作业。
A.正确
B.错误
[判断题]对进口货物或者境外单位和个人向境内销售劳务、服务、无形资产缴纳的增值税、消费税税额,不征收城市维护建设税。
A.正确
B.错误
[多选题] 站内闭环电码化系统,发车时自动切换信息的发送是( ).
A.A、向单数载频区间发车时,发车进路的最后一个区段固定发送1700-2+25.7信息
B.B、机车信号收到此信息后,自动切换为接收1700载频
C.C、向双数载频区间发车时,发车进路的最后一个区段固定发送2000-2+25.7信息
D.D、机车信号收到此信息后,自动切换为接收2000载频
[判断题]采用无线通道采集数据时,应通过安全接入区完成数据采集.
A.正确
B.错误
[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
[多项选择]下列关于抵债资产保管与处置的说法,正确的有( )。
A. 银行在办理抵债资产接收后应根据抵债资产的类别、特点等决定采取上收保管、就地保管、委托保管等方式
B. 银行每季度应至少组织一次对抵债资产的账实核对
C. 抵债资产原则上应采用公开拍卖的方式进行处置
D. 抵债资产拍卖原则上应采用无保留价拍卖的方式
E. 抵债资产收取后原则上不能对外出租,银行也不得擅自使用抵债资产
[多选题]【多选题】起重指挥信号应( )。
A.简明
B.统一
C.畅通
D.分工明确
[判断题]生产经营单位的从业人员,按照防护品的使用规则和防护要求,对劳动防护用品必须做到会检查、会正确使用和会正确维护保养。( )
A.正确
B.错误
[判断题]停电作业时,每一监护人的监护范围,不超过3个跨距,在同一组软横跨上作业时不超过2个跨距。
A.正确
B.错误
[单选题]2.111.第111题
电影院、剧场作调冷用的深井泵和鼓风机不论容量大小均执行照明电价。
A.正确
B.错误
[填空题]佩戴自救器撤离时,要求()行走,保持均匀(),禁止狂奔和取下鼻夹、口具或通过口具讲话。
[单选题]侧柱外胀大于30mm时调修。调修时,须( ),调直后重新焊接。侧柱内补强座腐蚀大于50%时更换。
A.清除侧柱上侧梁间的焊缝
B.清除侧柱内补强座与地板间的焊缝
C.清除侧柱与侧墙间的焊缝
D.清除侧柱的焊缝
[判断题]接触网柔性简单悬挂是没有承力索的一种悬挂形式 。
A.正确
B.错误
[单项选择]货币市场是交易期限在( ),以短期金融工具为媒介进行资金融通和借贷的交易市场。
A. 六个月以内
B. 一年以内
C. 一年以上
D. 二年以上
[单项选择]在路由器的特权模式下键入命令setup,则路由器进入()。
A. 用户命状态
B. 局部配置状态
C. 特权命状态
D. 设置对话状态
[单项选择]购买进口汽车的用户可凭当地检验检疫机构出具的()到车辆管理机关办理正式牌证。
A. 入境货物通关单
B. 进口机动车辆检验证明
C. 入境货物检验检疫证明
D. 进口机动车辆随车检验单
[单选题]孕妇应慎用的药物是
A.金银花
B.连翘
C.牛黄
D.鱼腥草
E.蒲公英
[单选题] 在分析会完成后,立即撰写设备故障的分析报告,以便于上一级部门进行调查分析,分析报告包括,事情发生的经过,设备故障的( ),整改措施。
A.检查处理,原因分析
B.检查处理,结果
C.原因分析
D.检查处理
[判断题]邻近带电线路工作时,人体、导线、施工机具等与带电线路的距离如满足表5-1的规定,作业地点的导线、绞车等牵引工具可不用接地。
A.正确
B.错误
[单选题]危险化学品处置现场车辆应停靠上风侧水源,保持足够安全距离,设置不少于( )路不同来源的供水线路。
A.1
B.2
C.3
D.4
[单选题]一般情况下,采煤工作面应保留最小防突措施超前距为( )。
A.2 m
B.3 m
C.5 m
D.7 m
[判断题]在零摄氏度时,1mol氧气在22.4L体积内的压强是101.3kPa。如果向容器内加入1mol氮气并保持容器体积不变,则氧气的压强还是 101.3kPa,但容器内的总压强增大一倍。可见,1mol氮气在这种状态下产生的压强也是101.3kPa。
A.正确
B.错误
[多项选择]患者男,48岁,因“左眼视物模糊1个月,发热伴左半身麻木10d”来诊。有不洁性生活史。查体:T38.5℃,P120次/min,R24次/min,BP110/80mmHg;颈软,双侧瞳孔等大正圆,直径3mm,对光反射存在,双眼视力较前下降,左眼视物模糊;双肺呼吸音粗,未闻及明显干、湿性啰音及哮鸣音;左上肢90°被动屈曲,肌张力高,左下肢肌力2级,肌张力稍高,右侧肢体肌力、肌张力正常,双下肢无水肿;生理反射存在,病理反射未引出。关于弓形虫的感染,应该进行药物治疗的是()
A. 急性弓形虫病
B. 免疫功能低下的患者
C. 先天性弓形虫病
D. 无症状带虫状态者
E. 密切接触者
F. 易感人群
[单选题]ZYJ7-F180/4000电液转辙机额定转换力为( )。
A.3kN
B.4kN
C.5kN
D.6kN
[单项选择]Which of the following best states the central thesis of the passage
A. The value system of Japan is based upon traditional and conservative values which have in modern times, been modified by Western and other liberal values.
B. Students and radicals in Japan have used Leninist ideology to distort the meaning of democratic, Western values.
C. The notions of personal freedom and individual liberty did not find immediate acceptance in Japan because of the predominance of traditional group values.
D. Modern Japanese society is characterized by hierarchical relationships: in which a personal tie to a superior is often more important than merit.
[判断题] 《南昌局集团公司安检查危工作管理办法》(南铁客〔2019〕264号)规定未配备乘警的旅客列车要配备安全员(不可兼职),佩戴明显标识。
A.正确
B.错误
[单项选择]镜下观察,患牙釉质呈三角形病损,三角形的顶部向着釉牙本质界,底部向着釉质表面,由深层至表层病变可分为透明层、暗层、病损体部和表层。该病变是
A. 釉质浑浊症
B. 平滑面釉质龋
C. Turner牙
D. 窝沟釉质龋
E. 牙本质龋
[单项选择]下列句子中,“为”用作介词表示被动,可译为“被”的是()。
A. 王甚喜人之掩口也,为近王,必掩口
B. 吾为子先行,子随我后
C. 兔不可复得,而身为宋国笑
D. 秦则无礼,何施之为
[单选题]在静风中平飞转弯时,机翼载荷与哪些因素有关
A.转弯率
B.坡度角
C.总重
[多项选择]对煤气站的有关描述正确的是( )。
A. 煤气发生炉空气进口管道上必须设控制阀和逆止阀
B. 煤气发生炉的水封应保持有效水位高度
C. 煤气发生炉空气进口管道末端应设防爆阀和放散阀
D. 水煤气、半水煤气的氧含量达到4%时才需要停炉
[多选题]当煤层底板承压含水层与开采煤层之间的隔水层能够承受的水头值小于实际水头值时,应采取( )等措施,并进行效果检测,制定专项安全技术措施,报企业技术负责人审批。
A.疏水降压
B.注浆加固底板改造含水层
C.充填开采
D.放弃开采
[多项选择]作者甲将自己创造的一部小说交乙出版社出版,但双方始终未签订出版合同。事后,该作者又与丙出版社签订了专有出版合同,将此书交丙出版。现乙对甲和丙提出异议。本案依法应如何认定
A. 甲的行为属一稿多投,侵犯了乙的权利
B. 丙明知乙出版此书,仍与甲签订出版合同,属侵权行为
C. 甲一稿多投并不违法,乙不签订出版合同有悖著作权法的要求
D. 乙应当尊重丙的专有出版权,不得再出版此书