热门试题:
[单项选择]对DNA基因表达有专一调控作用的是()
A. 碱性蛋白
B. 酸性蛋白
C. 组蛋白
D. 非组蛋白
[单选题]电缆井、隧道内工作或隧道内长时间巡视时,气体检测仪应()。
A.每半小时检测一次
B.进行持续监测
C.不做限制
D./
E./
F./
[单项选择]管理者实施人本管理的前提,就是对()的认识和把握。
A. 人的个体差异
B. 人的本性
C. 人的个性
D. 人的社会本性
[多选题]网上订单的后台处理的过程主要包括( )
A.订单传递
B.收发电子邮件
C.订单登录
D.订单处理状态追踪
[单选题]If the whole operation__________beforehand,a great deal of time and money would have been lost.
A.was not planned
B.has not been planned
C.had not been planned
D.were not planned
[单项选择]Task 4
Some people seem to have a knack for learning languages. They can pick up new vocabulary, master rules or grammar, and learn to write in the new language more quicldy than others. They do not seem to be any more intelligent than others, so what makes language learning so much easier for them Perhaps if we take a close look at these successful language learners we may discover a few of the techniques which make language learning easier for them.
First of all, successful language learners are independent learners. They do not depend on the book or the teacher; they discover their own ways to learn the language. Instead of waiting for the teacher to explain, they try to find the patterns and the rules for themselves. They are good guessers who look for clues and form their own conclusions. When they guess wrong, they guess again. They try to learn from their mistakes.
Successful language learning is active learning. Therefore, successful learners do not wait f
A. They find it easy to communicate.
B. They look for inexact information.
C. They want to teach the language to others.
D. They want to learn from people who speak the language.
[单选题]燃烧是一种放热发光的( )。
A.化学反应
B.物理反应
C.光电反应
D.分解反应
[单项选择]
Food Safety and Foodborne Illness
Food safety is an increasingly important public health issue. Governments all over the world are intensifying their efforts to improve food safety. These efforts are in response
(51) an increasing number of food safety problems and
(52) consumer concerns.
Foodborne illnesses are
(53) as diseases, usually either infectious or toxic in nature, caused by agents that enter the body through the ingestion of food. Every person is
(54) risk of foodborne illness.
Foodbome diseases are a widespread and growing public health problem, both in developed
(55) developing countries. The global
(56) of foodborne disease is difficult to estimate, but it has been reported that in 2005
(57) 8 million people died from diarrhoeal diseases. A great
(58) of these cases can be attributed to contamination of food and drinking w
A. Nevertheless
B. However
C. Whatever
D. Additionally
[多选题]客票系统发生突发事件后应立即逐级上报客运主管部门,报告内容包括( )。
A.事件等级
B.业务类别
C.现象
D.影响范围
[判断题]CA07 ( )FOCKE408条盒透明纸包装机清洁喷胶嘴装置时不需要拧开喷胶嘴上的锁紧环就可以取下喷射杯。
A.正确
B.错误
[单选题]健康医务人员患血源性传染病的原因最主要的是
A. 针刺伤
B. 对患者的侵袭性操作
C. 接触患者的污染体液
D. 为污染伤口换药
[单项选择]《行政处罚法》规定,依法作出当场行政处罚决定并可以当场收缴罚款的.有两种情形:一是依法给予()元以下罚款的,二是不当场收缴事后难以执行的。
A. 200
B. 20
C. 10
D. 100
[多选题]以公司股东承担责任的范围和形式为标准,可以将公司划分为( )。
A.无限公司
B.有限责任公司
C.股份有限公司
D.两合公司
E.资合公司
[单选题]FAD面板上的洗手间马桶、废水指示灯亮时,表示____
A.洗手间有人吸烟
B.洗手间有人占用
C.洗手间马桶有故障
D.洗手间洗手盆下水有故障
[多选题]下列消声设计计算法中,正确的是( )。
A.空调设备噪声源的声功率级数据应采用产品样本中的计算分析数据
B.对于直管段,当风速小于5m/s时,可不计算气流再生噪声
C.对于直管段,当风速大于8m/s时,可不计算噪声自然衰减量
D.系统所需的消声量,应通过计算确定
[单选题]哌替啶比吗啡应用多的原因是( )。
A.镇痛作用强
B.对胃肠道有解痉作用
C.成瘾性及抑制呼吸作用较吗啡弱
D.无成瘾性
[单选题]根据《农村电网低压电气安全工作规程》DL/T477-2010第11.1.10条规定,以下关于低压电缆作业说法错误的是()。
A.电缆隧道应有防火、防水、通风的措施
B.电缆井内工作时,禁止只打开一只井盖(单眼井除外)
C.电缆沟的盖板开启后,应自然通风一段时间后方可下井工作
D.电缆井、隧道内工作时,通风设备应保持常开,以保证空气流通
[多选题]临时限速服务器集中管理临时限速命令,具备全线临时限速命令的( )设置、取消及临时限速设置时机的辅助提示功能。
A.存储
B.校验
C.撤销
D.拆分、
[判断题]4号线信号车载系统设备ATO主机A2灯正常情况为常亮状态。( )
A.正确
B.错误
[填空题]UM71电气绝缘节死区段为29米。( )
[单项选择]事业单位的货币性资产损失无论金额大小,都要按照财务制度和《办法》的规定,经主管部门审核并报()审批后,方可核销。
A. 财政部门
B. 人民法院
C. 人民银行
D. 税务机关
[单项选择]某公司正在实施一项经营性审计项目,其目的是评价比较电话销售代表相对于去年的业绩。该组织销售两种类似的产品,这两种类型的产品价格相差20%。在两年的审计期间销售价格没有变动,并且两种产品的毛利率相同。销售代表的报酬包括底薪加上佣金。下列哪项是说明该公司的销售代表今年业绩比去年好的最佳证据()
A. 今年每位销售代表的收入比去年高。
B. 今年销售额比去年多。
C. 今年新顾客数量与潜在顾客数量的比率比去年高。
D. 今年的单位销售额增长率比去年高。
[判断题]进入压力管道内部人员,应防止随身携带的手机等小物品掉落。
A.正确
B.错误
[多选题]网络安全应具有的特征包括( )。
A.时效性
B.完整性
C.可用性
D.可控性
[单项选择]Between the side frames on a vessel,support for the deck beams is provided by().
A. stanchions
B. brackets
C. web frames
D. deck stringers
[单项选择]主动脉瓣狭窄的收缩期杂音
A. 一贯型
B. 递增递减型
C. 递增型
D. 连续型
E. 递减型
[单选题]对于球间隙,当金属球的直径D比球间隙距离S大得多时,属于()。
A.稍不均匀电场
B.极不均匀电场
C.均匀电场
[多选题]《普速旅客列车车门管理规定》(上铁客〔2015〕369号)规定:。遇有列车停车,不能判明临时停车时,应及时向( )询问确认。
A.列车长
B.其他列车员
C.所在地客运调度
D.必要时通过车辆乘务员与司机确认
[单项选择]
Everybody loathes it, but everybody does it. A recent poll showed that 40% of Americans hate the practice. It seems so arbitrary, after all. Why does a barman get a tip, but not a doctor who saves lives
In America alone, tipping is now a $16 billion-a-year industry. Consumers acting rationally ought not to pay more than they have to for a given service. Tips should not exist. So why do they The conventional wisdom is that tips both reward the efforts of good service and reduce uncomfortable feelings of inequality. The better the service, the bigger the tip.
Such explanations no doubt explain the purported origin of tipping—in the 16th century, boxes in English taverns carried the phrase "To Insure Promptitude" (later just "TIP"). But according to new research from Cornell University, tipping no longer serves any useful function.
The paper analyses data from 2,547 groups dining at 20 different restaurants. The correlation between l
A. It is regulated that the customers must pay a tip if they want to get good service.
B. There exists the tipping custom in each country.
C. In some countries, tipping has become an industry.
D. More and more people are in favor of tipping.
[多项选择]根据消费税的有关规定,下列说法中不正确的有()。
A. 受托方先将原材料卖给委托方,然后再接受加工的应税消费品,属于委托加工应税消费品,由委托方缴纳消费税
B. 纳税人委托个体经营者加工应税消费品,由受托方向所在地主管税务机关报缴消费税税款
C. 受托方没有按规定代收代缴消费税税款的,由受托方补缴税款和滞纳金
D. 委托加工的应税消费品,受托方在交货时已代收代缴消费税,委托方收回后无论是否加价销售,都不再征收消费税
E. 纳税人委托加工的应税消费品,其消费税的纳税义务发生时间为纳税人提货的当天
[单项选择]上大下小体形的女性,不能选择()。
A. 发型
B. 服装
C. 化妆
D. 帽饰
[单选题]施工控制网的布设应遵循的原则是( )。
A.采用多级布置,整体控制
B.采用分级布置,交叉控制
C.采用分级布置,逐级控制
D.采用多级布置,多级控制
[多项选择]工程质量抽样检验中,关于“两类风险”,下列说法正确的是()。
A. 第一类风险是将不合格品判断为合格品
B. 第一类风险是将合格品判断为不合格品
C. 两类风险经过我们的努力是完全可以避免的
D. 两类风险是不可能完全避免的
E. 在对工程产品进行检验时,容易出现第二类错误
[单选题]道岔查照间隔应不得( )。
A.小于1 391 mm
B.大于1 391 mm
C.小于1 348 mm
D.大于1 348 mm
[判断题]油管道法兰可以用塑料垫或胶皮垫作垫。
A.正确
B.错误
[多选题] 开启电缆井井盖、电缆沟盖板及电缆隧道人孔盖时( )。
A. 应注意站立位置,以免坠落
B. 应使用专用工具
C. 开启后应设置遮栏(围栏),并派专人看守
D. 作业人员撤离后,应立即恢复
[单项选择]目前我国已成功申报的21项世界文化遗产中,有一半以上与( )有关。
A. 汉文化
B. 唐文化
C. 宋文化
D. 明文化