热门试题:
[单项选择]可复性牙髓炎下列哪项是正确的，除外（）
A. 可复性牙髓炎是牙髓组织的初期炎症
B. 可复性牙髓炎患牙冷刺激出现瞬间的疼痛反应，刺激去除后疼痛消失
C. 叩诊无不适感或疼痛
D. 有自发性疼痛史
E. 电活力测试敏感
[填空题]两根长度、横截面积和材料都相同但截面形状不同的杆件，在完全相同的轴向外力作用下，它们的伸长量相同，横截面上的应力（）。
[单选题]632. 632.某次列车牵引重量3300t，因故保留停在1‰的中间站到发线上，需要拧紧()货车的人力制动机，并以铁鞋牢靠固定。(B、4、X)[04-00-07-05][020505]
A.3辆
B.4辆
C.2辆
D.两端
[简答题]{{B}}How to Deal with Stress{{/B}}
{{I}}You are to write in three parts.
In the first part, state specifically what your idea is.
In the second part, provide one or two reasons to support your idea OR describe your idea.
In the last part, bring what you have written to a natural conclusion or a summary.
Marks will be awarded for content, organization, grammar and appropriateness. Failure to follow the instructions may result in a loss of marks.{{/I}}
[判断题]电气设备若火,应首先选择适合灭电气话的灭火器进行灭火。
A.正确
B.错误
[单项选择]为实现企业的目标，确定企业成员的分工和协作关系，建立科学合理的组织结构，使企业内部各单位、各部门、各岗位的责、权、利相一致并彼此协调的一系列管理工作职能，属于（）
A. 指挥职能
B. 计划职能
C. 控制职能
D. 组织职能
[判断题]放散温度应力式无缝线路包括固定区、伸缩区和缓冲区三部分。( )
A.正确
B.错误
[填空题]accept , discount, against, dishonoured, attached , hypothecation, credit, draw, ownership, amount
When a Letter of Credit has been confirmed, the agent bank in the seller’s country usually asks for the shipping documents, and often corite to the seller to say that they are willing to (21) a draft on them for the (22) . This draft (another name for Bill of Exchange) is often (23) to the shipping documents and is called a Documentary Bill of Exchange. Banks often state that the seller can (24) on them for the amount of the Credit.
A buyer or his bank may ask the seller if he is willing to allow them a period of 30, 60, or 90 days to pay. They may write. "can you present your drafts for 60 d/s " this is a form of (25) and allows the buyer time to pay. The agent bank will normally accept a draft (26) documents, because they need them to make sure that the title to (27) has been transferred.
[单项选择]文件系统的主要目的是________。
A. 实现对文件的按名存取
B. 实现虚拟存储
C. 提高外存的读写速度
D. 用于存储系统文件
[单选题]三相半控桥式整流电路由三只共阴性晶闸管和三只()功率二极管组成。
A.共阴极
B.共阳极
C.共基极
D.共门极
[单选题] 电子档案的销毁鉴定结果、销毁活动及相关责任者应记录于相应的元数据与( )中。
A.内容
B.结构信息
C.背景信息
D.操作日志
[单选题]触电急救应分秒必争，一经明确心跳、呼吸停止的，立即就地迅速用（）进行抢救，并坚持不断地进行，同时及早与医疗急救中心（医疗部门）联系，争取医务人员接替救治。
A.心脏按压法
B.口对口呼吸法
C.口对鼻呼吸法
D.心肺复苏法
E.略
F.略
[填空题]“My job is killing me. “ Who among us hasn‘t issued that complaint at least once Now a new study suggests that your dramatic grousing may __62__some scientific truth.
The 20-year study, by researchers at Tel Aviv University, __63__ to examine the relationship between the workplace and a person‘s risk of death. Researchers__64__820 adults who had undergone a routine physical exam at a __65__ clinic in 1988，and then interviewed them __66__detail about their workplace conditions —asking how nice their colleagues were, whether their boss was supportive and how much __67__ they had in their position. （PHOTOS：Inside Facebook’ s Headquarters）
The participants __68__ in age from 25 to 65 at the start of the study and worked in a variety of __69__, including finance, health care, manufacturing and insurance. The researchers __70__the participants through their medical records :by the study’s conclusion in 2008，53 people had died —and they were significantly more likely than those who survive
A. A．chased
B．pursued
C．tracked
D．trailed
[单选题]钢支撑提升离开基座（）m时应停下检查起重机的稳定性、制动的可靠性、钢支撑的平衡性、绑扎的牢固性、确认无误后，方可起吊。当起重机出现倾覆迹象时，应快速使钢支撑落回基座。
A.0.1
B.0.2
C.0.3
D.0.5
[单选题]CRH380BL动车组辅助交流供电系统采用（）相AC（）V供电制式。
A.三380
B.单440
C.单220
D.三440
[单选题]使用CTC系统或计算机联锁控制台带有计数器的按钮后，使用人员均须在（）内按规定登记。
A.《行车设备检查登记簿》
B.《行车设备施工登记簿》
C.《行车日志》
D.《巡视检查指导簿》
[单选题]患者，女性，40岁，患外阴瘙痒，坐卧不安，带下量多，色黄如脓，口苦，大便不爽，舌苔黄腻，脉弦数。治疗宜用
A.萆薢渗湿汤
B.知柏地黄丸
C.当归饮子
D.当归赤小豆汤
E.玉屏风散
[判断题]在企业承担总风险能力一定且利率相同的情况下，对于经营杠杆水平较高的企业，应当保持较低的负债水平，而对于经营杠杆水平较低的企业，则可以保持较高的负债水平。( )
[单选题]在公开密钥体制中,加密密钥即?( )
A.解密密钥
B.私密密钥
C.公开密钥
D.私有密钥
[单选题]1.130依据《机动车查验工作规程》GA801-2019查验合格要求规定，对 结构的货车、专项作业车、牵引车等无载货部位或载货部位受结构限制确实无法满足放大号喷涂要求的，不查验放大的号牌号码。
A.仓栅式、骨架式
B.平板式、骨架式
C.平板式、封闭式
D.罐式、仓栅式
[多选题]马克思说“革命是历史的火车头”。这表明社会革命在社会发展中的作用有( )。
A.革命是实现社会形态更替的重要手段和决定性环节
B.革命使人民群众创造历史的积极性和主动性得到发挥
C.革命能够改造和教育群众以及革命阶级本身
D.革命能解放生产力,促进生产力的发展
[单选题]童年时，儿童需要这样的外在帮助来学习什么是得体的行为。成人为儿童提供
了他们自己尚不具备的控制力，这时的儿童属于( )控制类型
A.非道德定位
B.依从
C.认同
D.内化
[单选题]关于汇编语言程序___。
A.相对于高级程序设计语言程序具有良好的可移植性
B.相对于高级程序设计语言程序具有良好的可读性
C.相对于机器语言程序具有良好的可移植性
D.相对于机器语言程序具有较高的执行效率
[单项选择]国家规定需较大幅度提高质量标准的品种
A. 加大降价力度
B. 适当提高价格
C. 少降价格
D. 维持价格
E. 少降或维持价格
[判断题]急倾斜煤层采煤工作面着火时，在火源上方灭火时，防止水蒸气伤人；在火源下方灭火时，防止火区塌落物伤人。 ( )
A.正确
B.错误
[多选题] 发电厂主控室内，电气信号分为。( )[1.0分]
A.事故信号
B.位置信号
C.报警信号
D.预告信号
[单项选择]
Steps to Positive Self Talk
Most of us are in constant
mental chatter. We talk to ourselves all day long and, unfortunately, this self
talk is frequently negative. Often it is tainted(玷污) with guilt about our past
or anxiety about our future. This negativity can destroy any seed of hope that
we may otherwise have in striving for our dreams.
Our actions
are inspired by our thoughts. If we can change the way we think, we can begin to
change the actions we take. It is human nature to seek personal growth; whether
financially, emotionally, physically or spiritually. Practicing positive self
talk can help us set in motion actions that will bring us greater
rewards.
The following are several steps to positive self talk. By following
these steps you will begin to rid your inner conversations of negativity and
instead have empowering thoughts.
Eliminate internal negative
chatter
The first step is one of awareness. It will be hard to
A. To try to take positive steps.
B. To be willing to make a switch.
C. To be clear about your inner thoughts.
D. To be ready for hurt and anger.
[多选题]使用远控电缆割刀开断电缆时，（ ），防止弧光和跨步电压伤人。
A.A-刀头应可靠接地
B.B-周边其他施工人员应临时撤离
C.C-远控操作人员应与刀头保持足够的安全距离
D.D-不宜设置专责监护人
[单选题]婴儿期的教养原则是( )。
A.教养结合
B.教育为主,玩耍为辅
C.养育为主
D.玩耍第一
[判断题]进路上的道岔操纵继电器和道岔表示继电器吸起后,即选排一致时,LKJ才励磁吸起。 ( )【4-2-5】
A.正确
B.错误
[单选题]额定电压为10kV的断路器用于6kV电压上,其遮断容量( )。 ( )
A. 不变
B.增大
C. 减小
D.波动
[单选题] 甲、乙共谋杀害在博物馆工作的丙，两人潜入博物馆同时向丙各开一枪，甲击中丙身边的国家重点保护的珍贵文物，造成文物毁损的严重后果，乙未击中任何对象。关于甲、乙的行为，下列哪一选项是正确的?
A. 甲成立故意?损文物罪，因为?损文物的结果是甲故意开枪的行为造成的
B. 甲、乙成立故意杀人罪的共犯
C. 对甲应以故意杀人罪和过失损?文物罪实行数罪并罚
D. 甲的行为属于一行为触犯数罪名，成立牵连犯
[单项选择]
2014年是中法建交50周年。50年来，两国在国际事务中始终保持密切沟通，妥善处理涉及对方核心利益和重大关切的问题，积极倡导和致力于多边主义和国际关系民主化，推动国际秩序朝着更加合理公正的方向发展。这表明中法两国（）
①坚持相互尊重，求同存异②始终不渝地走和平发展道路
③共同促进世界向多极化发展④把维护共同利益作为对外活动的目的
A. ①②
B. ②④
C. ①③
D. ③④
[单项选择]提示溃疡病急性穿孔最有价值的体征是
A. 上腹痛加剧
B. 腹肌紧张
C. 休克征象
D. 疼痛节律性消失
E. 肝浊音界消失
[填空题]自我意识的发展包括生理自我 、{pz_填空}和心理自我三个阶段。
