热门试题:
[单项选择]
Will it matter if you don’ t take your breakfast Recently a test was given in the United States. Those tests included people of different ages, from 12 to 83. During the experiment, these people were given all kinds of breakfasts, and sometimes they got no breakfast at all. Special tests were set up to see how well their bodies worked when they had eaten a certain kind of breakfast. The results show that if a person eats a proper breakfast, he or she will work with better effect than if he or she has no breakfast. This fact appears to be especially true if a person works with his brains. If a student eats fruit, eggs, bread and milk before going to school, he will learn more quickly and listen with more attention in class. Contrary to what many people believe, if you don’t eat breakfast, you will not lose weight. This is because people become so hungry at noon that they eat too much for lunch, and end up gaining weight instead of losing. You will probably lose more we
A. not lose weight
B. be healthier
C. gain weight
D. lose weight
[单项选择]在货源定位模型中,占总支出80%的20%采购品项位于()。
A. 横轴的左侧
B. 横轴的右侧
C. 纵轴的左侧
D. 纵轴的右侧
[单选题]下列说法正确的是 。
A.各单位应明确人员岗位网络安全要求,但不需要签订网络安全保密协议
B.应以实际工作为主,尽量减少人员安全培训和技能考核
C.人员岗位发生变更时,应及时调整其对相关系统资源的访问权限
D.对离岗、离职或退休人员可保留其对相关系统资源的访问权限
[单项选择]弥散性血管内凝血早期最常见的临床表现是( )
A. 贫血
B. 低血压
C. 出血
D. 休克
E. 发热
[单项选择]堪称血管成形术之父,1964年首先发明同轴导管的是()
A. AndreasGruntzig
B. CharlesDotter
C. AlexanderMargulis
D. WernerForssmann
E. Sven-IvarSeldinger
[单项选择]下列传染病的传播途径错误的是
A. 淋病主要是通过性行为传播
B. 流行性出血热主要通过母婴传播
C. 丙型肝炎主要传播途径是体液和血液传播
D. 梅毒主要通过性行为传播
E. 戊型肝炎主要通过粪-口途径传播
[单选题]编入直通货物列车时,空罐车除外,角1与角7应( )。
A.不隔离
B.至少隔离1辆
C.至少隔离2辆
D.至少隔离4辆
[单选题]ABS执行器电阀,其作用是控制车轮轮缸液压的( )。
A.建立和释放
B. 增压及减压
C.增压、保压及减压
D.恒压
[多选题] 贫液中断原因正确的是( )。
A.贫液控制阀失灵
B.贫液泵故障
C.吸收塔压力上升
D.溶剂罐液面抽空
[多选题] 仪表的精度级别是指仪表的( )。
A.基本误差
B.最大允许值
C.灵敏度
D.变差
E.价格
[单选题]阀冷控制系统应具备手动切换和系统故障情况下(____)功能,防止单一元件故障不经系统切换直接跳闸出口。
A.退出运行
B.手动切换
C.自动切换
D.状态保持
[多选题]依据《中国南方电网有限责任公司电力事故事件调查规程》(南方电网安监〔2021〕11号附件)表A. 2电力生产安全事件等级划分标准:电力安全事件(造成社会影响、损害企业形象),经地方人民政府有关部门确定的重要或保供电用户供电中断超时限(用户供电中断是指电网侧电源和应急发电机均不能恢复供电)的电力生产安全事件等级为五级事件的是( )。
A. 一级重要用户中断供电1h·户以上3h·户以下
B. 临时重要用户中断供电3h·户以上6h·户以下
C. 特级保供电用户中断供电
D. 一级保供电用户中断供电5min以上15min以下
E. 二级保供电用户中断供电15min以上30min以下
[单项选择]B737-700最大起飞重量是()
A. 64863Kg
B. 65090Kg
C. 58059Kg
D. 54657Kg
[单选题]政府采购活动中的采购主体不包括( )。
A. 各级国家机关
B. 企业单位
C. 事业单位
D. 团体组织
[单项选择]下列关于压差继电器的作用说法正确的为( )。
A. 用于制冷机组上,当压缩机吸、排气压力发生剧烈变化,超出其正常的工作压力范围时,高、低压继电器的触点将分别切断电源,使压缩机停止运行,起保护作用
B. 用在制冷设备上是作为有油泵润滑装置的压缩机的润滑油系统的保护元件
C. 起保护主电动机的作用
D. 同时起上述三种作用
[单选题]研究者已经基本达成一致,认为责任感与工作成绩有最强的正相关( )。
A.≈0.1
B.≈0.2
C.≈0.3
D.≈0.4
[多项选择]信源又称信息源,是信息的出处,主要分三大类()。
A. 来自自然界
B. 来自社会
C. 他人的知识
D. 来自载体
[单选题]低压配电设备、低压电缆、集束导线停电检修.无法装设接地线时.应采取()或其他可靠隔离措施。
A.停电
B.悬挂标示牌
C.绝缘遮蔽
D.装设遮栏
[单项选择]电路中两节点间的电压高,说明()。
A. 这两个节点的电位都高
B. 这两个节点的电位一定大于零
C. 这两个节点的电位都低
D. 这两个节点的电位差大
[单选题]根据新建关口设置程序,建设管理部门在项目投运前( )天向关口管理部门提交项目预计投产时间表。
A.5
B.10
C.15
D.20
[单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}}
A. The job is not rewarding but challenging.
B. The job is both challenging and rewarding.
C. The job has both its strength and weakness.
D. The job is hard work and the pay is not satisfactory.
[单项选择]
Adidas-Salomon AG, the German athletic-apparel maker, reached an agreement Wednesday to purchase U.S. rival Reebok International Ltd. for $3.8 billion in a bid (企图) to boost its presence in North America and better compete with Nike Inc..
Adidas and Reebok are two of the world’s best-known consumer brands, but they’re in the shadow of Nike, the giant of the sports wear industry. This deal is intended to help them take on Nike.
"This is a once-in-a-lifetime opportunity to combine two of the most respected and well-known companies in the worldwide sporting goods industry," said Herbert Hainer, chairman and chief executive of Adidas-Salomon. Reebok’s top executive, Paul Fireman, said the combination would mean that "we are able to offer an enhanced portfolio (优化的投资组合) of global brands that truly addresses the needs of today’s and tomorrow’s consumers." Reebok will continue to have a separate identity, retainin
A. become popular
B. begin to have a particular quality
C. become an opponent in a competition
D. to catch up with
[多选题]下列哪些存款人可以申请开立基本存款账户?
A.企业法人
B.学校
C.外国驻华机构
D.企业集团下属分公司
E.独立核算的食堂
[单选题]发生以下哪种情况时小儿不能接种卡介苗
A.2个月以内的婴儿
B.1个月前曾患肺炎已愈
C.1个月前曾患腹泻已愈
D.OT试验阳性的1岁小儿
E.有先天性6指畸形
[判断题]除施工层之下层要挂设安全平网外,施工层以下每四层楼或每隔10米应设置一道固定安全平网。()
A.正确
B.错误
[单选题]158、关于右主支气管的叙述,下列哪项是错误的
A.不如左主支气管垂直
B.比左主支气管短
C.管径比左主支气管宽
D.构造与气管类似
E.在肺门处分为三个叶支气管
[多选题]物料提升机的稳定性能主要取决于物料提升机的下列哪些部件?( )
A. 基础
B. 缆风绳
C. 附墙架
D. 标准节
E. 地锚
[单选题]AB016任何电气设备在未验明无电之前,一律认为( )。
A.无电
B.也许有电
C.有电
D.也许无电
[单项选择]账户信息修改是指客户()、账户存期输入错误,或办理支票存款时起息日发生错误,事后进行修改更正的一种行为。(三级)
A. 地址
B. 姓名
C. 电话号码
D. 身份证件
[单选题]党中央、国务院决定设立雄安新区,最重要的定位、最主要的目的就是打造()
A.北京非首都功能疏解集中承载地
B.绿色生态宜居新城区
C.创新驱动引领区与协调发展示范区
D.开放发展先行区
[判断题]搅拌站进场材料可根据经验确定皮重简化手续。
[单项选择]关闭通风系统各种设备,先后顺序为()。
A. 先停回风机,再关闭加热器,最后停送风机
B. 先停送风机,再关闭加热器,最后停回风机
C. 先关闭加热器,再停送风机,最后停回风机
D. 先关闭加热器,再停回风机,最后停送风机
[判断题]1.643. 第643题 项目审计系统操作,所有申请调拨的项目将展示在【已调配项目查看】中,状态为“申请调拨”,经各单位
审计部系统管理员审核通过,状态变为“已调拨”后方可按照正常流程送审。
A.正确
B.错误
[填空题]高速铁路有砟桥面伸缩缝钢盖板长度与防护墙内侧净距一致,宽度应能保证与梁顶面的接触宽度不小于( ),顶面与防水层的保护层顶面齐平。
[多选题]Photoshop中文字的基本属性包括____。 ( )
A. 字符属性
B. 段落属性
C. 图层样式
D. 蒙版属性
[单项选择]Steven works in a farm tool factory. He and five of his friends are very interested (Example: (0) ) singing. So they have (41) a singing group which is called Happy Birds. They sing (42) songs both in Chinese and in foreign languages. They sing very (43) . The ot her workers and people (44) the villages around really like to h ear them (45) . Now New Year’s Day (46) here soon. The Happy Birds have been asked to (47) at different places. They’d (48) to go to all of them. (49) one friend has too much work and (50) may have to give up his holidays. The Happy Birds can’t sing without him.
A. many
B. much
C. lot
[单选题]不属于污水的是( )。
A.酸性水
B.含盐污水
C.雨水
D.烟脱污水