[单选题]以下颜色传递必须遵守指令性标志的是？
A.A、红色
B.B、蓝色
C.C、黄色
D.D、绿色

[单选题]【技能鉴定2019 高级工】导、地线的机械特性曲线，系为不同气象条件下，导线应力与（ ）的关系曲线。
A. 水平档距
B. 代表档距
C. 垂直档距
D. 档距

[判断题]鳝肚是海鳗鳔的干制品，呈圆筒形，两头尖。

[单选题]消防救援站在每（ ）起有影响的灭火救援行动后，都应组织即时作战安全讲评，
A. 5
B. 3
C. 1
D.2

[填空题]报告是单方的上行文，供领导审阅，（ ）上级给予回复。

[判断题]铜质材料接地体地网应定期开挖检查
A.正确
B.错误

[多项选择]以下哪些情况会使凝结水产生过冷却（）。
A. 凝汽器汽侧积有空气；
B. 凝汽器热井水位过高；
C. 凝汽器冷却水管排列不佳或布置过密；
D. 凝汽器热井水位过低。

[简答题]哪些货物凭收货人提出的特价运输证明书，整车2号运价率，零担22号运价率？（价规第29条）

[单项选择]在某商业街深度30%的矩形土地，前后两面临街，其前街路线价(土地单价)为3000元/m²，后街路线价为2000元/m²。那么按重叠价值估价法计算，其前街影响深度为( )。
A. 18%
B. 20%
C. 15%
D. 25%

[判断题]行车有关人员应执行有关规定，使用联控用语。信号楼值班员必须严格按照列车开行计划、《运营时刻表》的要求和车车厂调度度的命令，正确及时地准备收发列车进路。
A.正确
B.错误

[多选题]根据国家规定，安全色为（ ）颜色。
A.A.红
B.B.黄
C.C.蓝
D.D.绿

[单项选择]2011年3月，国务院正式批准《湘江流域重金属污染治理实施方案》。湖南治理湘江污染的目标，就是通过切断污染源，重点区域治理，资金、政策和技术配套支持等综合措施，用5-10年时间实现涉重金属企业减少50％，重金属污染物排放总量减少（），从而解决湘江重金属污染问题。
A. 40%
B. 50%
C. 60%

[判断题]传感器状态页面中的数据采集频率是分钟级的
A.正确
B.错误

[单选题]急性黄疸型肝炎黄疸前期最突出的表现是 ? (0.2分)
A.消化道症状
B.呼吸道症状
C.全身中毒症状
D.循环系统症状
E.血液系统症状

[多项选择]根据行政法理论，行政行为被撤销的法律后果是( )。
A. 行政行为自被撤销之日起失去法律效力，撤销的效力可以一直追溯到行政行为作出之日
B. 行政行为自被撤销之日起失去法律效力，撤销的效力不可以追溯到行政行为作出之日
C. 如果行政机关有过错，并造成行政相对方损失，则行政机关应负赔偿责任
D. 即使行政机关有过错，并造成行政相对方损失，行政机关也不负赔偿责任

[单项选择]

For an increasing number of students at American universities, Old is suddenly in. The reason is obvious: the graying of America means jobs. Coupled with the aging of the baby-boom (生育高峰) generation, a longer life span means that the nation’s elderly population is bound to expand significantly over the next 40 years. By 2040, 25 percent of all Americans will be older than 65, up from 14 percent in 1995. The change poses profound questions for government and society, of course. But it also creates career opportunities in medicine and health professions, and in law and business as well. "In addition to the doctors, we’re going to need more sociologists, biologists, urban planners and specialized lawyers," says Professor Edward Schneider of the University of Southern California’s (USC) School of Gerontology (老年学).
Lawyers can specialize in "elder law", which covers everything from trusts and estates to nursing-home abuse and age discrimi
A. America has suddenly become a nation of old people
B. gerontology has suddenly become popular
C. name elderly professors are found on American campuses
D. American colleges have realized the need of enrolling older students

[单选题]患者男，45岁。交通事故致头面部创伤。因伴发颅脑损伤而发生吸入性窒息。当即行环甲膜切开及插管术，现窒息已基本缓解。行气管切开术，缝合环甲膜处创口的时间不应超过环甲膜切开术后
A.12小时
B.24小时
C.36小时
D.48小时
E.60小时

[判断题]接触硫化氢的次数越多，使人们对硫化氢的敏感度反而会增强。

[单项选择]下列哪项不是膝关节置换术的常见并发症（）。
A. 血栓形成及栓塞
B. 骨折
C. 腓总神经损伤
D. 假体松动及假体磨损
E. 肌张力增高

[单项选择]统计法明确要求，统计调查对象不得______。
A. 提供不真实、不系统的统计资料
B. 提供不正确、不系统的统计资料
C. 提供不正确、不完整的统计资料
D. 提供不真实、不完整的统计资料

[多选题]关于慢性肾盂肾炎,叙述正确的是 ( )
A. 可反复急性发作
B. 可有高血压
C. 可有低热
D. 肾小管功能正常
E. 尿路刺激症状可不明显

[单项选择]患者男，22岁，项背强直，口噤不语，时作抽搐，伴有恶寒发热，头痛，无汗等表证，苔薄白，脉浮紧，病前无创伤史，治当选用何方（）
A. 葛根汤
B. 玉真散
C. 五虎追风散
D. 栝楼桂枝汤
E. 防风汤

[单项选择]得了硅肺病的人主要是吸入了（）。
A. 硅酸盐
B. 金属尘
C. 二氧化硅粉尘
D. 混合性粉尘

[多项选择]焊接极性的选用主要依据（）而定。
A. 焊件所需热量
B. 焊接结构应力状况
C. 焊条性能
D. 焊件材料厚度

[判断题]驻站联络员根据作业负责人或现场防护员的通知及时向车站值班员传递应急处置信息。（《普速铁路工电专业作业安全防护办法》（西铁工〔2021〕145号））
A.正确
B.错误

[判断题]无人受伤或造成轻伤为轻微事故。( )
A.正确
B.错误

[简答题]

Before the 1850’s, the United States had a number of small colleges, most of them dating from colonial days. 61) They were small, church connected institutions whose primary concern was to Shape the moral character of their students.
Throughout Europe, institutions of higher learning had developed, bearing the ancient name of university. In Germany a different kind of university had developed. The German university was concerned primarily with creating and spreading knowledge, not morals. 62) Between mid-century and the end of the 1800’s, more than nine thousand young Americans, dissatisfied with their training at home, went to Germany for advanced study. Some of them returned to become presidents of venerable colleges- Harvard, Yale, Columbia—and transform them into modern universities. The new presidents broke all ties with the churches and brought in a new kind of faculty. 63) Professors were hired for their knowledge of a subject,