热门试题:
[单项选择]患儿，女，3个月，发热、咳嗽3天，抽搐2次入院。查体：精神反应差，前囟饱满，呼吸节律不整，口周发绀，双下肺满布小水泡音，心音低顿，心率180次/min，肝肋下5cm，右侧巴氏征阳性。抗生素的疗程为（）
A. 2周
B. 3周
C. 4周
D. 5周
E. 6周
[多项选择]下列属于标准化的表现形式的是（）。
A. 一体化
B. 规格化
C. 系列化
D. 规范化
E. 统一化
[简答题]240051.在三相四线制线路中，零线的截面积应怎样取?
[单选题] 以下说法错误的是: (选择题)
A.用电单位应对所辖区域内的可移动用电设备进行每日巡查(巡查内容包括但不限于线路是否破损、是否出现过热绝缘层损坏等情况),保持可移动用电设备完好无损。
B.可以在配电箱(柜)、用电设备 0.E.米内堆放、悬挂可燃物品,堵塞通道
C.禁止在高温用电设备、电源附近烘烤衣物。
D.禁止无证人员拆装、维修电气线路和用电设备。
E.禁止乱拉乱接电线,擅自增加用电设备。
F.禁止用铜丝等有色金属丝代替熔断器。
[多项选择]临床常见诊断失误的原因有（）
A. 医学知识不足
B. 先入为主、主观臆断
C. 病史资料不完整、不确切
D. 观察不细致或检查结果误差较大
E. 缺乏临床经验
[多项选择]Why do large OSPF networks use a hierarchical design?（）
A. to confine network instability to single areas of the network.
B. to reduce the complexity of router configuration
C. to speed up convergence
D. to lower costs by replacing routers with distribution layer switches
E. to decrease latency by increasing bandwidth
F. to reduce routing overhead
[判断题]企业购入货物验收入库后，若发票账单尚未收到，应在月末按照估计的金额确认一笔负债，反映在资产负债表有关负债项目内。 ( )
[单项选择]
Thirty years ago, most teenagers had bicycles, but now they are comparatively rare. (56) , motor scooters (小型摩托车) are much more common. (57) , this may seem to be a sign of progress but (58) the change is not necessarily for the better.
It is easy to see why young people prefer scooters. (59) , they are much faster and do not require much physical effort; (60) , you can take a passenger with you on the pillion (后座) seat behind; (61) , they give young people a feeling of independence, because they can travel further and impress their friends. (62) , the disadvantages are equally obvious. (63) first sight, scooters are more expensive to buy and to maintain, and (64) those under 16 are not allowed to have them. (65) , greater freedom brings danger because speed encourages young people to take risks and as a result scooters are involved (66) more accidents, and the accidents are
A. absolutely
B. actually
C. surely
D. definitely
[单项选择]应激源、中介因素、应激反应三者的相互关系，下列哪种说法是正确的（ ）
A. 有效的应对技巧可加强应激反应
B. 应对技巧改进时某些应激源加重
C. 认知中介增强应激性情景的影响
D. 来自亲友的支持可加重应激反应
E. 三者之间相互影响、相互作用
[填空题] Perhaps there are far 【B1】 wives than I imagine who take it for 【B2】 that housework is neither satisfying nor even important once the basic demands of hygiene and feeding have been 【B3】 But home and family is the one realm in 【B4】 it is really difficult to shake free of one’’s upbringing and 【B5】 new values. My parents’’ house was impeccably kept; cleanliness was a moral and social virtue, and personal untidiness, visibly old clothes, or long male hair provoked biting jocularity. If that 【B6】 been all, maybe I could have adapted myself 【B7】 housework on an easy-going, utilitarian basis, refusing the moral overtones 【B8】 still believing in it as something constructive 【B9】 it is part of creating a home. But at the same time my mother 【B10】 to resent doing it, called it drudgery, and convinced me that it wasn’’t a fit activity for an intelligent being. I was the only child, and once I was at school there was no 【B11】 why she should have continued 【B12】 her will to remain
[单项选择]The readers were warned to be cautious when buying items ____________.
A. on credit
B. at a discount
C. on promotion
D. advertised in television
[多选题]队列指挥要求包括( )
A.指挥位置正确
B.口令准确.清楚.洪亮
C.轻点人数,检查着装,认真验枪
D.严格要求,维护队列纪律
E.姿态端正,精神振作,动作准确
[单项选择]投资者进行一项投资可能接受的最低收益率是( )。
A. 预期收益率
B. 货币时间价值
C. 通货膨胀率
D. 必要收益率
[多选题]对绝缘手套进行绝缘试验的标准有( )。(1分)
A.检验试验周期为半年
B.交流耐压试验为8 kV
C.时间为1 min无发热、击穿和变形
D.时间为5 min无发热、击穿和变形
[单项选择]Have we ever had judicious criteria on who are heroes and who are fools in science Have we ever had people believe in those seemingly self-evident judgments In the (31) model of scientific " progress ", we begin in superstitious ignorance and move toward final truth by the (32) accumulation of facts. In this complacent perspective, the history of science contains (33) than anecdotal interest—for it can only chronicle past errors and (34) the bricklayers for discerning (35) of final truth. It is as transparent as an old-fashioned drama: truth ( as we perceive it today) is the only arbiter and the world of (36) scientists is divided into good guys who are right and bad guys who are wrong.
Historians of science have utterly (37) this model during the past decade. Science is not a heartless pursuit of (38) information.
It is a creative human (39) , and its geniuses acting more as artists than as inform
A. inhabited
B. survived
C. dwelled
D. appeared
[多选题]外商投资企业办理减资变更登记时，减资所得金额原则上仅限于减少外国投资者实缴注册资本，不包括（ ）。
A. 资本公积
B. 盈余公积
C. 未分配利润
D. 其他所有者权益
[单选题]单选题
党的十九届六中全会强调，要坚持在发展中保障和改善民生，坚持人与自然和谐共生，统筹发展和安全，加快国防和军队现代化，协同推进人民富裕、国家强盛、（ ）。
A.中国富足
B.中国共享
C.中国美丽
[多选题]( )是合理的水轮机调节系统的永态转差系数。
A.0.02
B.0.03
C.0.04
D.0.05
[单项选择]细胞生活的内环境是指
A. 体液
B. 细胞内液
C. 细胞外液
D. 组织液
E. 血液
[判断题]知识点：0503(培养基) 难易度：难 认知度：综合
自养微生物一般不能在天然培养基上生长。
A.正确
B.错误
[单选题] 信息的编码、储存、提取方式和信息储存时间的长短是划分( )。
A. 记忆过程的标准
B. 图象记忆和声象记忆的标准
C. 思维过程的标准
D. 三个记忆系统的标准
[判断题]SF6配电装置室、电缆层(隧道)的排风机电源开关应设置在门内,()
A.正确
B.错误
[多选题] 相对方向不能同时接车时，应先接（）或后面有续行列车的列车。
A.等级高的列车
B.旅客列车
C.不适于在站外停车的列车
D.停车后起动困难的列车
[单项选择]下列适用覆盖式销售策略的商品是（）。
A. 洗衣粉
B. 服装
C. 电视机
D. 石油
[单项选择]（）用火审批时间不准超过8小时。
A. 一级
B. 二级
C. 三级
[多项选择]
病历摘要：男性，60岁，在抗洪抢险一线，突然获悉其母病故后发生胸痛，呈持续性压榨样疼痛，伴大汗淋漓2小时入急诊。既往有高血压病史5年、糖尿病史10年、吸烟史40余年。体检：体温36.7℃，脉搏85次/分，呼吸23次/分，血压138/80mmHg，心律齐，两肺听诊无异常，腹软，剑突下压痛（＋），肝脾未及，四肢活动正常。
此病人确诊为急性广泛前壁心肌梗死，该患者急性心肌梗死的病因和诱因是（）。
A. 劳累和情绪激动
B. 高血压病
C. 糖尿病
D. 动脉粥样硬化
E. 吸烟过量
F. 老年
[多选题]电压互感器的二次回路通电试验时，应（），防止由二次侧向一次侧反送电。
A. 将电压互感器送电
B. 取下电压互感器高压熔断器或拉开电压互感器一次刀闸
C. 将二次回路断开
D. 断开电压互感器二次侧永久性接地点
[单项选择]在可摘局部义齿制作过程中，排牙时与后牙选择无关的因素是
A. 咬合情况
B. 支架的位置情况
C. 缺隙大小
D. 患者的性别
E. 对侧同名牙的情况
[单项选择]下列属于处方正文内容的是（）
A. 处方编号
B. 患者性别
C. 药品名称
D. 医师签名
E. 药品价格
[单项选择]以下各特点中，属于算法的基本特征的是( )。
A. 不可行性
B. 确定性
C. 拥有部分的情报
D. 无穷性
[判断题]与对称三角形相比，上升三角形的多方比空方更为积极。 ( )
[单选题]用0.1Hz作为交联电缆交流耐压试验电源，理论上可以将试验变压器的容量降低到（）。
A.1/50
B.1/100
C.1/500
D.1/1000
[判断题]自动闭塞、自动站间闭塞、半自动闭塞故障时均使用电话闭塞法。
A.正确
B.错误
[单选题]车削()工件材料时，后角选小些
A.塑性
B.韧性
C.较软
D.较硬
