热门试题:
[判断题] 资产负债表提供了企业资产、负债和所有者权益的总体情况,反映了企业在某一特定日期的财务状况。
A.正确
B.错误
[单选题]E-L-003 4 2 3
《高速铁路无砟轨道线路维修规则》第4.3.5条规定:高速铁路道岔限位器、间隔铁、顶铁、轨撑、接头铁、连杆等联结螺栓松动、变形或损坏情况,应全面查看,重点检测,静态检查周期为每月检查( )遍。
A.1
B.2
C.3
D.4
[单选题]验光师遇到什么情况无转诊眼科
A.视力短时间下降
B.圆锥角膜
C.眼外伤
D.高度近视
[多选题]【远航学校】露天贮存的物品应当()存放,并留出必要的防火间距。
A.分类
B.分档
C.分堆
D.分组
E.分垛
[多选题]商品房买卖合同订立后,出卖人未告知买受人又将该房屋抵押给第三人的,下列说法正确的有( )。
A.买受人可以请求解除合同
B.买受人可以要求出卖人赔偿损失
C.买受人可以要求出卖人承担不超过已付房款50%的惩罚性赔偿金
D.买受人可以要求出卖人承担不超过已付房款一倍的惩罚性赔偿金
E.买受人可以要求出卖人承担不超过已付房款两倍的惩罚性赔偿金
[多项选择]收款行通过CPS系统收到的贷记来账业务信息,有下列情形之一的,可拒绝收款()。
A. 收款人已销户
B. 收款人账户已冻结
C. 收款人账户与户名不符
D. 收款人为个人账户
[单选题]施工管理工作组办公室落实( )考核结果。
A.主办部门
B.属地部门
C.分公司级
D.公司级
[单选题]延续进路为()的一部分。
A.接车进路
B.发车进路
C.通过进路
D.调车进路
[单选题]根据《科创板首次公开发行股票注册管理办法(试行)》,上交所受理注册申请文件后,发行人应当按规定在交易所披露以下( )文件。
Ⅰ.招股说明书
Ⅱ.发行保荐工作报告
Ⅲ.上市保荐书
Ⅳ.审计报告
Ⅴ.律师工作报告
A.Ⅰ、Ⅱ、Ⅲ、Ⅳ
A.Ⅰ、Ⅱ、Ⅳ、Ⅴ
B.Ⅰ、Ⅱ、Ⅲ、Ⅴ
C.Ⅰ、Ⅲ、Ⅳ
D.Ⅱ、Ⅲ、Ⅳ、Ⅴ
[单项选择]Passage Three
Questions 32 to 35 are based on the passage you have just heard.
A. It might be used in other crimes. such as robberies.
B. It might get damaged in an accident.
C. It might be sold secretly.
D. It might be returned by the thief.
[单项选择]某建设项目固定资产投资400万元,建设期贷款利息为40万元,流动资金50万元,投产后年平均收入200万元,年经营费用60万元,年上缴销售税费40万元,则该企业投资利润率为( )。
A. 25.8%
B. 26.67%
C. 32.56%
D. 37.2%
[判断题]环氧树脂粘结剂具有较好的耐水性,粘结强度高,硬化时收缩较小等长处。
A.正确
B.错误
[判断题]高压试验是防止电气事故的重要手段,能及时发现设备中潜伏的缺陷,对电力系统安全运行具有重要意义。( )
A.正确
B.错误
[单项选择]许多学者提出了智力发展的关键期,如儿童学习书面语言丰富词汇的关键期是在()
A. 0-3岁
B. 4-5岁
C. 6-8岁
D. 8-17岁
[填空题]根据《安保保洁管理办法》,保洁人员请假超过 的,按新入职员工培训。
[多选题]电力电缆线路,应在(____)装设标志牌。
A.电缆井口处
B.电缆接头处
C.电缆管两端
D.电缆分支处
[判断题]对重点设备每天要按时进行四方联检,四方指的是机械维修、电工、仪表工、操作工。
[单选题]有人看守道口设遮断信号机;在有人看守的桥隧建(构)筑物及可能危及行车安全的坍方落石地点,根据需要设遮断信号机。该信号机距防护地点不得小于() m。
A.50
B.100
C.200
[单选题]施工升降机其安装和拆卸工作必须由取得()颁发的起重设备安装工程承包资后的的仕价表南工,并必须田专业培训,取得操作证的专业人员进行操作和维修.
A.建设行政主管部门
B.设备租赁单位
C.施工单位
D.培训机构
[单选题]下列选项中,为溶栓成功的指征之一的是( )
A.胸痛12小时内基本消失
B.心电图ST段于2小时内回降>50%
C.4小时内出现心律失常
D.血清LDH高峰提前出现(14小时以内)
E.cTnI或eTnT峰值提前至发病后24小时内
[单项选择]向国内外宣布重要事项或者法定事项时使用()。
A. 公告
B. 通告
C. 通报
D. 决定
[单选题]AS 在中国的患病率是多少?
A.0.25~0.3%
B.0.25~0.5%
C.0.25~1%
D. 1~2%
[单选题]便携式防盗门破拆工具组功能特点表述不正确的是()。
A.可产生较大的开门破坏力,与手动泵配合可产生自锁功能。
B.不可在有爆炸危险的场所使用。
C.可以在有爆炸危险的场所使用,非常安全。
D.外形小巧、便携,可储存在金属箱内,实施快速机动救援。
[多项选择]有关甲状腺肿的描述正确的是()
A. 甲状腺滤泡上皮增生,滤泡肥大所致
B. 一般不伴有明显的异常功能
C. 多见于缺碘区
D. 好发于20~40岁女性
E. CT扫描表现为低密度结节
[不定项选择题]共用题干
Single-parent Kids Do Best
Single mums are better at raising their kids than two parents-at least in the bird world.Mother zebra finches have to work harder and raise fewer chicks on their own,but they also produce more attractive sons who are more likely to get a mate.
The finding shows that family conflict is as important an evolutionary driving force as ecological factors such as hunting and food supply.______(46)
In evolutionary terms,the best strategy for any parent in the animal world is to find someone else to care for their offspring,so they can concentrate on breeding again.So it's normal for parents to try to pass the buck to each other.But Ian Hartley from the University of Lancaster and his team, wondered how families solve this conflict,and how the conflict itself affects the offspring.______(47)They compared single females with pairs,by monitoring the amount of food each parent collected,and removing or adding chicks so that each pair of birds was raising four chicks,and each single mum had two-supposedly the same amount of work.
But single mums,they found,put in about 25 percent more effort than females rearing with their mate.______(48)"The offspring suffer some of the cost of this conflict,"says Hartley?
The cost does not show in any obvious decrease in size or weight,but in how attractive they are to the opposite sex.When the chicks were mature,the researchers tested the"fitness"of the male offspring by offering females their choice of partner.______(49)
Sexual conflict has long been thought to affect the quality of care given to offspring,says zoologist Rebecca Kilner at Cambridge University,who works on conflict of parents in bi记S."But the experimental evidence is not great.The breakthrough here is showing it empirically".
More surprising,says Kilner,is Hartley's statement that conflict may be a strong influence on the evolution of behaviour,clutch size and even appearance."People have not really made that link,"says Har-tley.A female's reproductive strategy is usually thought to be affected by hunting and food supply. ______(50)
______(47)
A.To avoid being exploited,mothers with a partner hold back from working too hard if the father is being lazy,and it's the chicks that pay the price.
B.To find out, they measured how much effort zebra finch parents put into raising their babies.
C.Those males reared by single mums were chosen more often than those from two-parent families.
D.With two parents around,there's always a conflict of interests, which can have a detrimental effect on the quality of the offspring.
E.Kilner says conflict of parents should now be taken into account as well.
F.It turned out that single mums had greater influence on their offspring.
[单选题]财政票据存根保存期满,应该( )。
A.用票单位自行销毁;
B.交用票单位主管部门销毁;
C.由用票单位负责登记造册,报经原核发财政票据的财政部门核准后,由财政部门组织销毁;
D.交税务部门销毁。
[单选题]陈先生接管一家濒临倒闭的企业三个月,出现头痛、失眠、心跳加快、肌肉酸痛等症状,按塞利的压力理论,他所处的压力生理反应期别是
A.衰竭期
B.适应期
C.警告期
D.抵抗期
E.反应期
[单选题]股道号码信号中,五道的夜间显示方式为()。
A.白色灯光作圆形转动
B.白色灯光高举头上左右小动
C.白色灯光作圆形转动后,再左右摇动
D.白色灯光作圆形转动后,再上下摇动
[单项选择]肾门由前向后的解剖顺序是()
A. 动脉、静脉、输尿管
B. 输尿管、静脉、动脉
C. 静脉、动脉、输尿管
D. 动脉、输尿管、静脉
E. 输尿管、静脉、动脉
[多选题]停电时应拉开隔离开关(刀闸),手车开关应拉至( )位置,使停电的线路和设备各端都有明显断开点。
A.A.试验
B.B.合闸
C.C.工作
D.D.检修
[判断题]圆鼎贷记卡挂失只对单卡有效,主卡挂失后附卡仍可正常使用。
A.正确
B.错误
[单选题]我国藏族的医术称为藏医,藏医尤精于生理解剖。盛唐时,吐蕃已明确脑部所发出的“白脉”支配全身,并且知道血脉有动、静之分。当时藏医已经发现人类胚胎发育在38周内经历鱼、龟、猪、人四个过程。这种重演生物进化史上的鱼纲、爬行纲、哺乳纲三阶段的胚胎学识,为世界中世纪史上所仅有。这段文字意在强调( )。
A.藏医发展与胚胎学知识密切相关
B.藏医具有十分悠久的历史传统
C.藏医在盛唐时期水平世界领先
D.藏医具有丰富的生理解剖知识
[单选题] 食管癌的早期表现是(0分)
A.呕血
B.声音嘶哑
C.进行性吞咽困难
D.大口进食时有哽噎感
E.锁骨上淋巴结肿大
[填空题]电解槽生产初期,焙烧和()好坏是引起阴极内衬早期破损的关键环节。
[单项选择]用于合成eDNA的是
A. 限制性内切酶
B. 反转录酶
C. DNA连接酶
D. 碱性磷酸酶
E. DNA聚合酶工
[单选题]利用已有杆塔立、撤杆,应检查杆塔()及拉线和杆塔的强度,必要时应增设临时拉线或采取其他补强措施。
A.基础
B.根部
C.中部
D.上部
E./
F./
[单项选择]BAS目前在多种免疫分析技术等领域中应用广泛,主要包括标记亲合素-生物素法(LAB法),生物素-亲合素结合法(BAB法)和亲合素-生物素化酶复合物法(ABC法)等,不同的放大技术可与不同的免疫技术结合,增加检测的灵敏性。关于BAS在分子生物学领域的应用,叙述错误的是()。
A. 以生物素化探针进行定位检测
B. 用于目的基因的分离纯化
C. 免疫-PCR的检测灵敏性可达10-21mol
D. 建立免疫-PCR并与ELISA相结合,用于检测PCR扩增产物
E. 建立免疫-PCR,用于PCR扩增产物的检测