热门试题:
[单项选择]
患者52岁男性,3周前发现右下后牙龈有小包,有时口腔内觉有咸水。无其他不适,曾在外院照X片。查见右下第一前磨牙咬合面龋洞深,探无感觉,叩痛异常感,右下第一磨牙近中根尖部龈瘘,叩痛(-)牙髓活力正常。X片见右下第一前磨牙根尖
X透射区不规则,边界模糊。右下第三磨牙前倾阻生,余未见异常。 |
主诉牙应是
A. 右下第一前磨牙
B. 右下第二前磨牙
C. 右下第一磨牙
D. 右下第二磨牙
E. 右下第三磨牙
[单选题]以含有金属成份的烟火药(以高氯酸盐类为主)为爆响药制成的爆竹称为()药炮。
A.白
B.黑
C.灰
[单项选择]抗日战争胜利后,国共双方通过重庆谈判签订《政府与中共代表会谈纪要》的时间是()。
A. 1945年8月
B. 1945年9月
C. 1945年10月
D. 1945年11月
[判断题]使用Ⅲ类工具,必须装设额定漏电动作电流不大于30mA、动作不多于0.1秒的漏电保护器
A.正确
B.错误
[多选题]下列不是消防救援人员在安全管理方面履行的义务是()
A.熟知应急避险的处置流程
B.掌握安全救生器材的维护和保养
C.掌握必要的安全防护技能
D.熟知单位安全疏散出口
[单项选择]以下关于电子商务系统选择原则的描述,错误的是()
A. 技术越先进、越独特越好
B. 尽量开放、可扩充
C. 与现行系统有较好的兼容性
D. 有较好的市场占有率
[多选题]5.63. 第63题
运行中避雷器有下列情况时,运维人员应立即汇报值班调控人员申请将避雷器停运,停运前应远离设备。
A.本体严重过热达到危急缺陷程度
B.瓷套破裂或爆炸
C.内部异常声响或有放电声
D.运行电压下泄漏电流严重超标
[判断题] 横向扫地杆应采用直角扣件固定在纵向扫地杆上方。
A.正确
B.错误
[多项选择]信息分类是应坚持( )的原则。
A. 准确性
B. 稳定性
C. 可扩展性
D. 可理解
E. 实用性
[单选题]船舶擅自进入、停靠国家禁止、限制进入的水域或者岛屿的,对( )应当给予治安管理处罚
A.船舶直接责任人
B.事故直接责任人
C.船舶负责人
D.船舶负责人及有关责任人员
[单选题]T568B标准的双绞线排列顺序为:
A.绿白,蓝,蓝白,绿,棕白,棕,橙白,橙
B.橙白,橙,绿白,蓝,蓝白,绿,棕白,棕
C.橙白,橙,绿白,绿,蓝白,蓝,棕白,棕
D.橙白,橙,蓝白,蓝,绿白,绿,棕白,棕
[多项选择]发生中暑以后,哪些人不适于自己选择用药
A. 症状较严重者
B. 素有高血压、心脏病、肝病等慢性疾病者发生中暑
C. 服药后无缓解
D. 正在接受其他治疗的中暑患者
E. 儿童、老年人、孕妇和哺乳期妇女感冒
[单项选择]无产阶级专政的最终目标是()。
A. 消灭剥削、消灭阶级,进入无阶级社会
B. 无产阶级使自己上升为统治阶级
C. 完成社会主义改造任务
D. 建设社会主义民主政治
[单选题]《铁路技术管理规程》(普速铁路部分)适用于( )以下的铁路(仅运行动车组列车的铁路除外)。
A.150km/h
B.200km/h
C.250km/h
D.300km/h
[填空题]When television first began to expand, very few of the people who had become famous as radio commentators were able to be effective on television. Some of the difficulties they experienced when were trying to 【B1】 themselves to the new medium were technical. When working on radio, for example, they had become 【B2】 to seeing on behalf of the listener. This 【B3】 of seeing for others means that the commentator has to be very good at talking. Above all, he has to be able to 【B4】 a continuous sequence of visual images which 【B5】 meaning to the sounds which the listener hears. In the 【B6】 of television, however, the commentator sees everything with the viewer.
His role, therefore, is completely different. He is there to make 【B7】 that the viewer does not miss some point of interest, to help him focus on particular things, and to 【B8】 the images on the television screen. Unlike his radio colleague, he must know the 【B9】 of silence and how to use it at those moments 【B10】 the pictures spe
A. A.occasion
B.event
C.fact
D.case
[单选题]避雷装置(雷雨季节前,含接地电阻测量)的检查周期是( )。
A.1个月
B.3个月
C.6个月
D.12个月
[单项选择]岩石的碎胀性使跨落带岩石的体积明显增大,生产期间,跨落后的直接顶岩层的碎胀系数一般可达到()。
A. 1.0~1.3
B. 1.3~1.5
C. 1.5~1.8
D. 1.8~2.0
[多项选择]加油站埋地油罐应符合()要求。
A. 钢板厚度不应小于4mm
B. 人孔应设操作井
C. 应采取防止油罐上浮的措施
D. 油罐周围回填的沙子厚度不应小于0.5m
[判断题]立井提升钢丝绳,每天必须由专职人员检查一次。( )
A.正确
B.错误
[单项选择]The train was late ______ the heavy snow.
A. as a result of
B. with the relation to
C. in case of
D. by way of
[单选题]大电流接地系统中,任何一点发生单相接地时,零序电流等于通过故障
点电流的( )。
A.2倍
B.1.5倍
C.1/3倍
D.1/5倍
[单项选择]下列关于各类发电厂说法正确的是()。
A. 火电厂启停时间长且启停费用高,不宜频繁开停机
B. 水电厂不需燃料费,运行依水库调节性能的不同在不同程度上受自然条件的影响
C. 核电厂常作为基荷进行调度
D. 以上说法都正确
[判断题]仓单质押贷款是青岛农商银行与借款人(出质人),保管人(仓储公司)签订合作协议,以保管人签发的借款人自有或第三方持有的存货仓单作为质押物向青岛农商银行办理贷款的信贷业务。
A.正确
B.错误
[多选题]《铁路旅客运输规程》(铁运〔1997〕101号)规定,客票部分包括()。
A.软座
B.二等座
C.无座
D.硬座
[判断题]据突发事件性质、级别,按照“分级响应”要求,总部、相关分部,以及相关单位分别启动相应级别应急响应措施,组织开展突发事件应急处置与救援。
A.正确
B.错误
[单项选择]一个IP地址为255.255.255.255,对其说法正确的是
A. 有限广播地址,用于本网广播
B. 用于Internet全网广播
C. 对IP为255.255.255.255的主机寻址
D. 一个无效的IP地址
[单项选择]What does the woman think of the people in the town
[A] They are not friendly.
[B] They are easy to make friends with.
[C] She doesn’t know them.
[单项选择]There seems never to have been a civilization without toys, but when and how they developed is unknown. They probably came about just to five children something to do.
In the ancient world, as is today, most boys played with some kinds of toys and most girls with another. In societies where social roles are rigidly determined, boys pattern their play after the activities of their fathers and girls after the tasks of their mothers. This is true because boys and girls are being prepared, even in play, to step into the roles and responsibilities of the adult world.
What is remarkable about the history of toys is not so much how they changed over the centuries but how much they have remained the same. The changes have been mostly in terms of craftsmanship, mechanics, and technology. It is the universality of toys with regard to their development in all part of the world and their persistence to the present that is amazing. In Egypt, the Americas, China, Japan and among the Arctic
A. follow a direct line of ascent
B. also appeal greatly to adults
C. are not characterized by technological progress
D. reflect the pace of social progress
[单选题]下列哪项不属于鲜活农产品减免范围()。
A.凤梨
B.龙眼
C.菠萝
D.菠萝蜜
[判断题]设备鉴定后的质量等级:合格—主要项目全部达到合格标准。
A.正确
B.错误
[多选题]《20kv及以下配电网工程预算定额(2016年版)》包括().
A.建筑工程
B.电气设备安装工程
C.架空线路工程
D.电缆工程
E.通信及自动化工程
[单项选择]下列各项,不属子满临床表现的是()
A. 胎水过多
B. 胸膈胀满
C. 面浮肢肿
D. 喘促
E. 甚或喘不得卧
[单项选择]You (can see) the whole city (for miles) (from here) (in) a clear day.
A. A
B. B
C. C
D. D
[单选题]被电击伤并经过心肺复苏抢救成功的电击伤员,都应让其充分休息,并在医务人员指导下进行不少于( )h 的心脏监护。
A.12
B.24
C.36
D.48
[单选题]有以下程序
fun(int x)
{int p;
if(x==0║x==1) return(3);
p=x-fun(x-2); return p; }
main()
{ prinf("%d\n",fun(7));}
执行后的输出结果是()。
A.7
B.3
C.2
D.0
[多项选择]中药酸水提取液中,能与雷氏铵盐产生沉淀的成分有
A. 蛋白质
B. 多糖
C. 生物碱
D. 多肽
E. 鞣质
[单选题]( )是消防救援人员对自己肩负的神圣职责和光荣使命的承诺和保证。
A.职责
B.党员义务
C.党员权利
D.宣誓