【单选题】
An effective way to prevent the burnout of young athletes is __________.___
A. to increase their sense of success
B. to make sports less competitive
C. to reduce their mental stress
D. to make sports more challenging
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相关试题
【单选题】
According to the passage sport is positive for young people in that __________.___
A. it can help them learn more about society
B. it enables them to find flaws in themselves
C. it teaches them how to set realistic goals for themselves
D. it can provide them with valuable experiences
【单选题】
Many coaches and parents are in the habit of criticizing young athletes __________.___
A. without realizing criticism may destroy their self-confidence
B. in order to make them remember life's lessons
C. believing that criticism is beneficial for their early development
D. so as to put more pressure on them
【单选题】
According to the passage parents and coaches should __________.___
A. help children to win every game
B. pay more attention to letting children enjoy sports
C. train children to cope with stress
D. enable children to understand the positive aspect of sports
【单选题】
The author's purpose in writing the passage is _________.___
A. to persuade young children not to worry about criticism
B. to stress the importance of positive reinforcement to children
C. to discuss the skill of combining criticism with encouragement
D. to teach young athletes how to avoid burnout
【单选题】
As pointed out at the beginning of the passage, people used to think that air pollution _______.___
A. cause widespread damage in the countryside
B. affected the entire eastern half of the United States
C. had damaged effect on health
D. existed merely in urban and industries areas
【单选题】
As to the greenhouse effect, the author ________.___
A. share the same view with the scientist
B. is uncertain of its occurrence
C. rejects it as being ungrounded
D. thinks that it will destroy the world soon
【单选题】
The underlined word "offset" in the second paragraph could be replaced by _________.___
A. slip into
B. make up for
C. set up
D. catch up with
【单选题】
It can be concluded that ____________.___
A. raising the world's temperature only a few degrees would not do much harm to life on earth
B. lowering the world's temperature merely a few degrees would lead major farming areas to disaster
C. almost no temperature variations have occurred over the past decade
D. the world's temperature will remain constant in the years to come
【单选题】
This passage is primarily about __________.___
A. the greenhouse effect
B. the burning of fossil fuels
C. the potential effect of air pollution
D. the likelihood of a new ice age
【单选题】
What is the major function of paragraph 1?___
A. To arouse the reader's concern.
B. To introduce the theme of the whole passage.
C. To summarize the whole passage.
D. To state the primary uses of TV.
【单选题】
Television, as a source of entertainment, is ________.___
A. not very convenient
B. very expensive
C. quite dangerous
D. relatively cheap
【单选题】
Why are some people against TV?___
A. Because TV programs are not interesting.
B. Because TV viewers are totally passive.
C. Because TV prices are very high.
D. Because TV has both advantages and disadvantages.
【单选题】
One of the most obvious advantages of TV is that _________.___
A. it keeps us informed
B. it is very cheap
C. it enables us to have a rest
D. it controls our lives
【单选题】
According to the passage, whether TV is good or not depends on ___________.___
A. its quality
B. people's attitude towards it
C. how we use it
D. when we use it
【单选题】
What regulation was issued by New York State concerning beverage containers?___
A. A fee should be charged on used containers for recycling.
B. Throwaways should be collected by the state for recycling.
C. Consumers had to pay for beverage containers and could get their money back on returning them.
D. Beverage companies should be responsible for collecting and reusing discarded plastic soda bottles.
【单选题】
The returned plastic bottles in New York used to _____________.___
A. be turned into raw materials
B. be separated from other rubbish
C. have a second-life value
D. end up somewhere underground
【单选题】
The key problem in dealing with returned plastic beverage containers is ______________.___
A. how to reduce their recycling costs
B. to sell them at a profitable price
C. how to turn them into useful things
D. to lower the prices for used materials
【单选题】
Recycling has become the first choice for the disposal of rubbish because ______________.___
A. recycling causes little pollution
B. other methods are more expensive
C. recycling has great appeal for the jobless
D. local governments find it easy to manage
【单选题】
It can be concluded from the passage that ____________.___
A. recycling is to be recommended both economically and environmentally
B. local governments in the U.S. can expect big profits from recycling
C. rubbish is a potential remedy for the shortage of raw materials
D. landfills will still be widely used for waste disposal
【单选题】
The author chose to study engineering at a small liberal-arts university because he ________.___
A. intended to be a sensible student with noble ideals
B. wanted to be an example of practicality and rationality
C. intended to be a combination of engineer and humanist
D. wanted to coordinate engineering with liberal-arts courses in college
【单选题】
According to the author, by interacting with people who study liberal arts, engineering students can __________.___
A. broaden their horizons
B. receive guidance in their careers
C. become noble idealists
D. balance engineering and the liberal arts
【单选题】
In the eyes of the author, a successful engineering student is expected ______________.___
A. to be imaginative with a value system to guide him
B. to be a technical genius with a wide vision
C. to have an excellent academic record
D. to be wise and mature
【单选题】
The author's experience shows that he was ________.___
A. creative
B. ambitious
C. irrational
D. unrealistic
【单选题】
The underlined word "they" in "... together they threaten to confuse." (Para.5) refers to ____________.___
A. practicality and rationality
B. engineering and the liberal arts
C. reality and noble ideals
D. flexibility and a value system
【单选题】
It can be learned from the passage that the Ouchidas' house __________.___
A. failed to meet energy conservation standards
B. was designed and constructed in a scientific way
C. is well worth the money spent on its construction
D. is almost faultless from the point of energy conservation
【单选题】
What made the Ouchidas' new house a horrible dream?___
A. Lack of fresh air.
B. Gas leakage in the kitchen.
C. The newly painted walls.
D. Poor quality of building materials.
【单选题】
The underlined word "accentuate" (Para. 3) most probably means "________".___
A. worsen
B. accelerate
C. relieve
D. improve
【单选题】
Why were cracks in old houses not a big concern?___
A. Because environmental protection was given top priority.
B. Because indoor cleanness was not emphasized.
C. Because they were technically unavoidable.
D. Because energy used to be inexpensive.
【单选题】
This passage is most probably taken from an article entitled "_________".___
A. Energy Conservation
B. Air Pollution Indoors
C. House Building Crisis
D. Traps in Building Construction
【单选题】
We need to plan ahead in order to ___________.___
A. keep a record of all the events
B. better organize our activities
C. store everything in our head
D. pile up little tasks neatly
【单选题】
Strategic times are best for us to ___________.___
A. save energy
B. check e-mails
C. study efficiently
D. organize activities
【单选题】
Which of the following could be used as a motivation to do our assignments?___
A. Remembering our urgent tasks.
B. Any activities we're eager to do.
C. Taking a break in the afternoon.
D. The promise to study efficiently.
【单选题】
What can help us to keep refreshed throughout the day?___
A. Doing some physical exercise.
B. Taking a short nap in the afternoon.
C. Rushing through some assignments.
D. Playing a game of chess with a friend.
【单选题】
Which of the following could be the best title for this article?___
A. Study Habits and Time Management
B. Business Management and Leadership
C. University Education and Campus Life
D. Life Goals and Academic Development
【单选题】
It is implied in the text that it is hard to ________.___
A. carry life learning though
B. tell the nature of life learning
C. learn without going to school
D. find a specially trained teacher
【单选题】
According to the author, the schooling framework often ________.___
A. produces slow students with poor memories
B. ignores some parts of the official curriculum
C. fails to provide enough knowledge about life
D. gives little care to the quality of teaching materials
【单选题】
Life learners recognize that learning will not be difficult if they are _________.___
A. clear about why to learn
B. careful to make a time table
C. able to respect other people
D. cautious about any mistakes
【单选题】
According to the author, life learning ________.___
A. could prevent one from running risks
B. could be a road full of trials and errors
C. makes a kid independent of his parents
D. teaches a kid how to avoid being scorned
【单选题】
Through life learning, children ________.___
A. will grow without the assistance from parents
B. will learn to communicate with the real world
C. will be driven to learn necessary life knowledge
D. will be isolated from the negative side of society
【单选题】
A good title for this passage is __________.___
A. Sleep
B. Good Health
C. Dreams
D. Work and Rest
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【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，高压开关柜的手车开关应拉至“试验”或“检修”位置。高压开关柜相邻间隔没有可靠隔离的，工作时应___。
A. 做好安全措施
B. 加装隔离
C. 同时停电
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【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，某线路检修，工作票“应装设栏”已在检修地段首尾各装设一组接地线。该工作需要分区段工作，工作班自行装设的接地线等安全措施___。
A. 必须一次完成
B. 可分段执行
C. 自行变更变更
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，硬质梯子的横档应嵌在支柱上，梯阶的距离不应大于40cm，并在距梯顶___处设限高标志。
A. 0.5m
B. 0.7m
C. 0.8m
D. 1.0m
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，线路工作时，工作负责人办理完成___，在工作地段各端装设好接地线，落实现场其他所需安全措施后，方可开始工作。
A. 工作许可手续
B. 停电检修申请
C. 工作间断
D. 工作票手续
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在门型构架的线路侧停电检修，工作地点在厂站接地点外侧，应在___装设接地线。
A. 线路侧
B. 旁路母线侧
C. 线路杆塔上
D. 断路器侧
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，雨天操作室外高压设备时，应使用有___的绝缘棒，并穿绝缘靴、戴绝缘手套。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，若专责监护人长时间离开工作现场时，应由___变更专责监护人，履行变更手续，现、原专责监护人对工作进行交接，并告知全体被监护人员。
A. 值班负责人
B. 工作票签发人
C. 工作负责人
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，绝缘导线的接地线应装设在___上或裸露的导电部分。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，工作需要延期时，应经___同意并办理工作延期手续。
A. 工作票签发人
B. 值班负责人
C. 工作许可人
D. 工作负责人
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，张某在同一段时间内被列为多张工作票的工作人员时，应经各___同意，并在每张工作票的备注栏注明人员变动情况。
A. 工作许可人
B. 工作班成员
C. 专责监护人
D. 工作负责人
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，移动电缆接头一般应停电进行。如需带电移动，应先调查该电缆的历史记录，采取___，由有经验的施工人员在专人统一指挥下，平正移动。
A. 悬吊保护措施
B. 固定保护措施
C. 隔离保护措施
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，上横担进行工作前，应检查横担联结是否牢固和腐蚀情况，检查时___应系在主杆或牢固的构件上。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，测量低压熔断器和水平排列低压母线电流时，测量前应将各相熔断器和母线用绝缘材料加以包护隔离，以免引起___，同时应注意不得触及其他带电部分。
A. 相间接地
B. 相间放电
C. 相间短路
D. 三相短路
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，低温或高温环境下进行高处作业时，应采取保暖和防暑降温措施，作业时间___过长。
【单选题】
依据《中国南方电网有限责任公司电力事故事件调查规定》，某市人民政府工业和信息化委员会发文确定本市人民医院为一级重要用户，由于电网故障照成该医院中断供电26小时，构成___电力安全事件。
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依据《中国南方电网有限责任公司电力安全工作规程》，电压表、携带型电压互感器和其他高压测量仪器的接线和拆卸无需断开高压回路的，可以带电工作。但应使用___，导线长度应尽可能缩短，不应有接头，并应连接牢固，以防接地和短路。
A. 导线
B. 绝缘导线
C. 耐高压导线
D. 耐高压的绝缘导线
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在室内配电装置上，接地线应装在该装置导电部分的规定地点，应刮去这些地点的油漆，并划有___。
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依据《中国南方电网有限责任公司电力安全工作规程》，工作人员和工器具与10kV及以下邻近或交叉的带电线路的距离不得小于___。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，凡装有攀登装置的杆塔、变压器、融冰装置等，攀登装置上应设置___标示牌。
A. 禁止攀登，高压危险
B. 禁止合闸，有人工作
C. 止步，高压危险
D. 禁止合闸，线路有人工作
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，___时，应使用相应电压等级的验电器在设备的预接地处逐相（直流线路逐极）验电。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在没有栏杆的脚手架上工作，高度超过___m时，应使用安全带，或采取其他可靠的安全措施。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，金属材料的配电箱、电表箱应可靠接地，且接地电阻应满足要求。工作人员在接触运用中的配电箱、电表箱前，应检查接地装置是否良好，并用___确认箱体确无电压后，方可接触。带电接电时作业人员应戴绝缘手套。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，为防止客户侧___，作业前，应检查双电源和有自备电源的客户已采取机械或电气联锁等防反送的强制性技术措施，确保有明显的断开点。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，风力超过___时，不应砍剪高出或接近导线的树木。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，检修杆塔不准随意拆除___，如需要拆除时，应事先作好补强措施。调整杆塔倾斜、弯曲、拉线受力不均或迈步、转向时，应根据需要设置临时拉线及其调节范围，并应有专人统一指挥。
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依据《中国南方电网有限责任公司电力安全工作规程》，所有测量用装置必要时应设遮栏或围栏，并悬挂“止步，高压危险！”标示牌。仪器的布置应使工作人员距离10kV及以下带电部位不得小于___m。
A. 0.7
B. 1.0
C. 1.5
D. 2
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，二次措施单作为工作票必要的补充，宜与___同步填写。二次措施单的正确性和具体执行由工作负责人负责。
A. 工作票
B. 操作票
C. 抢修票
D. 低压配电网工作票
【单选题】
依据《工作票实施规范》（调度检修申请单部分）规定，调度检修申请单必须使用规范的___，概括说明需开展的工作内容及工期，明确工作要求的相应调度机构调度管辖设备的安全措施（含一、二次设备等）。
A. 操作术语
B. 设备调度命名及编号
C. 调度命名
D. 调度编号
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，工作间断后，工作班人员忘记东西返回工作现场是___的。间断后所有（B）可保持不变，但复工前应派人检查，确认安全措施完备后，方可开始工作。
A. 恰当、组织措施
B. 不对、安全措施
C. 不对、施工方案
D. 恰当、技术措施
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，操作中发生疑问，应立即___，并及时汇报，经查明问题并确认后，方可继续操作，不应擅自更改操作票。
A. 恢复原状
B. 停止操作
C. 汇报工作负责人
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在电缆隧道内工作时，通风设备应保持常开，以保证空气流通。在通风条件不良的电缆隧道内进行长距离巡视时，工作人员应携带便携式有害气体测试仪及___。
A. 自救呼吸器
B. 防毒面具
C. 正压式呼吸器
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，高压电气设备应具有防止误操作闭锁功能（装置），无防误闭锁功能（装置）或闭锁功能（装置）失灵的隔离开关或断路器应加挂___。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，测量设备绝缘电阻时，应将被测设备从各方面断开，验明无电压，确实证明设备无人工作后，方可进行。在测量中不应让他人接近___。在测量绝缘前后，应将被测量设备对地放电。
A. 带电部分
B. 导体
C. 带电设备
D. 被测量设备
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，低压电气工作前，应用___检验检修设备、金属外壳和相邻设备是否有电。
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在工作地段有感应电伤害风险时，应在作业地点装设___。
A. 个人保安线
B. 工作接地线
C. 架空地线
D. 保护接地线
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，个人保安线是用于保护工作人员防止___的接地线，横截面（A）平方毫米。
A. 感应电伤害、16
B. 跨步电压、16
C. 感应电伤害、25
D. 直流电击、15
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，高压设备接地故障时，室内不得接近故障点4m以内，室外不得接近故障点8m以内。进入上述范围的人员应穿（），接触设备的外壳和构架应戴___。
A. 安全带、绝缘靴
B. 护目镜、戴绝缘手套
C. 绝缘靴、安全带
D. 绝缘靴、绝缘手套
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，挖掘出的电缆或接头盒，如下面需要挖空时，应采取___。电缆悬吊应每1m-1.5m吊一道；接头盒悬吊应平放，不得使接头盒受到拉力；若电缆接头无保护盒，应做好充分保护措施，方可悬吊。
A. 悬吊保护措施
B. 固定保护措施
C. 隔离保护措施
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在线路带电情况下，砍剪靠近线路的树木时，工作负责人必须在工作开始前，向全体人员说明：电力线路有电，人员、树木、绳索与10kV、35kV、110kV导线分别保持___的安全距离。
A. 0.7m、1.0m、2.0m
B. 0.8m、2m、2.5m
C. 0.9m、3.0m、4.0m
D. 1m、2.5m、3m
