【单选题】
The underlined word "they" in the last sentence refers to __________.___
A. the trainers
B. the systems
C. the researchers
D. the dogs
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相关试题
【单选题】
The new law passed in Rome will ________.___
A. help improve fishing environment
B. stop people from catching goldfish
C. guarantee better conditions for goldfish
D. discourage keeping goldfish at home
【单选题】
People in Rome believe that the civilization of a city can be judged by _________.___
A. awareness of animal protection
B. exchanges with other cities
C. protection of ancient ruins
D. recognition of animal lovers
【单选题】
The underlined word "compassion" in Para 2 is the closest in meaning to __________.___
A. support
B. pity
C. help
D. love
【单选题】
People may break the law in Turin if they ________.___
A. keep their dogs or cats in cars
B. shut their dogs home all day long
C. raise their cats near ancient ruins
D. feed homeless animals in car parks
【单选题】
We can infer from the passage that _________.___
A. the owners can leave their dogs in hot cars
B. the cat only lives in modern life
C. the new law can prevent cruelty to animals
D. the new law gives recognition to the
people who feed homeless cat
【单选题】
If a person finds getting up early a problem, most probably ________.___
A. he is a lazy person
B. he refuses to follow his own energy cycle
C. he is not sure when his energy is low
D. he is at his peak in the afternoon or evening
【单选题】
Which of the following may lead to family quarrels according to the passage?___
A. Unawareness of energy cycles.
B. Familiar monologues.
C. A change in a family member's energy cycle.
D. Attempts to control the energy cycle of other family members.
【单选题】
If one wants to work efficiently at his low point in the morning, he should __________.___
A. change his energy cycle
B. overcome his laziness
C. get up earlier than usual
D. go to bed earlier
【单选题】
You are advised to rise with a yawn and stretch because it will __________.___
A. help to keep your energy for the day's work
B. help you to control your temper early in the day
C. enable you to concentrate on your routine work
D. keep your energy cycle under control all day
【单选题】
Which of the following statements is NOT true?___
A. Getting off to work with a minimum effort helps save one's energy.
B. Dr. Kletman explains why people reach their peaks at different hours of day.
C. Habit helps a person adapt to his own energy cycle.
D. Children have energy cycles, too.
【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
【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
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走线时，应尽量遵循传输机房的“三线分离”原则，电源线、电缆、光纤、地线分别用尼龙扎带捆扎稳固；
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作单站测试时，将复用段一网元单站自环，该网元上线路业务不中断；且拔掉一侧光纤，业务有保护功能。
【单选题】
割接时全部在用芯连接完毕后，联系网管确认业务正常、传输恢复后封合接头，封合完毕后再与网管确认一切正常后 后撤离。___
A. 收拾设备
B. 拆除光缆
C. 清理现场
D. 清洁卫生
E.
F.
【单选题】
光进铜退体现了发展的科学技术在现在社会中的应用，以下非光进铜退原因的是___
A. 成本降低
B. 兼容性高
C. 电力供应保障性高
D. 带宽提升
E.
F.
【单选题】
隔离开关因没有专门的 装置，故不能用来接通负荷电流和切断短路电流___
A. 快速机构
B. 灭弧
C. 封闭
D. 绝缘
E.
F.
【单选题】
各级 （ ）必须具备表一中所列的客户资料内容，便于对客户的投诉进行预处理，有针对性地做好与客户的沟通配合___
A. 动力中心
B. 监控中心
C. 全业务中心
D. 传输中心
E.
F.
【单选题】
各省公司网络维护部门要建立跨省集团客户传输专线的例行巡检维护制度，巡检周期重要客户每（ ）1次。___
【单选题】
各省公司应加强对代维公司的安全生产指导、定期进行安全生产检查，并将其（）纳入考核___
A. 应急保障情况
B. 安全生产情况
C. 应急演练情况
D. 安全保障情况
E.
F.
【单选题】
各省公司应以（ ）等形式明确与代维公司的安全生产职责.___
A. 安全管理制度
B. 安全生产协议
C. 安全生产承诺书
D. 安全生产责任书
E.
F.
【单选题】
各省公司应以（）等形式明确与代维公司的安全生产职责___
A. 安全管理制度
B. 安全生产协议
C. 安全生产承诺书
D. 安全生产责任书
E.
F.
【单选题】
OPSF邻接的状态2way意味着什么？___
A. 路由器收到从邻居发来的带有自己Router ID的Hello包
B. 路由器收到从DR发来的Hello包
C. 一个路由器正交换LSU包
D. 一个路由器正等待从DR发来的LSU包
E.
F.
【单选题】
给您分配一个B类IP网络172.16.0.0，子网掩码255.255.255.192,则您可以利用的网络数为（ ），每个网段最大主机数（ ）___
A. 512 126
B. 1022 62
C. 1024 62
D. 256 254
E.
F.
【单选题】
根据 OSPF 协议规定：在一个广播类型的网络中，由于有 DR 的存在，两台 DROther 路由器之间不再交互链路状态信息，也不再互相发送 HELLO 报文.（ ）___
A. TRUE
B. FALSE
C.
D.
E.
F.
【单选题】
根据《中国移动集团客户网络分级服务（SLA）规范》，金牌级集团客户专线需每（ ）进行一次客户端现场巡检.___
A. 半年
B. 季度
C. 一年
D. 月
E.
F.
【单选题】
光纤产生损耗的原因很多，下列哪一项不是其主要类型___
A. 固有损耗；
B. B、外部损耗；
C. C、传输损耗；
D. D、应用损耗。
E.
F.
【单选题】
根据SLA规范APN专线终端到客户端设备延时的指标要求为（ ）___
A. ≤20ms
B. ≤30ms
C. ≤50ms
D. ≤100ms
E.
F.
【单选题】
根据SLA规范MPLS VPN业务PE节点之间的丢包率的指标要求为___
A. ≤2%
B. ≤5%
C. ≤10%
D. ≤15%
E.
F.
【单选题】
根据SLA规范MPLS VPN业务PE节点之间的时延抖动的指标要求为___
A. ≤5m
B. ≤10m
C. ≤20m
D. ≤30m
E.
F.
【单选题】
根据SLA规范互联网专线集团用户至网内热点网站的Ping网络时延的指标要求为___
A. ≤20ms
B. ≤30ms
C. ≤40ms
D. ≤50ms
E.
F.
【单选题】
根据SLA规范互联网专线集团用户至网内热点网站的网络丢包率的指标要求为___
A. ≤0.5%
B. ≤1%
C. ≤1.5%
D. ≤2%
E.
F.
【单选题】
根据SLA规范集团彩信集团成员接收彩信成功率的指标要求为___
A. ≥70%
B. ≥80%
C. ≥90%
D. ≥100%
E.
F.
【单选题】
根据SLA规范集团短信集团客户短信下发端到端成功率的指标要求为___
A. ≥70%
B. ≥80%
C. ≥90%
D. ≥100%
E.
F.
【单选题】
OPSF邻接的状态down意味着什么？___
A. 互联的接口处于line
B. 在接口上没有Hello包被发送
C. 接口是处于关闭状态
D. 在这个端口上没有收到Hello包
E.
F.
【单选题】
根据SLA规范集团短信集团客户短信下发平均时延的指标要求为___
A. ≤5m
B. ≤10m
C. ≤20m
D. ≤30m
E.
F.
【单选题】
根据SLA规范数据专线对包率的指标要求为___
A. ≤0.5%
B. ≤1%
C. ≤1.5%
D. ≤2%
E.
F.
【单选题】
光纤接续后应用接头套管保护，余纤在光纤盘片内的曲率半径应大于（ ）mm，盘绕方向应一致。___
A. A.20
B. B.25
C. C.50
D. D.30
E.
F.
【单选题】
根据SLA规范数据专线误码率的指标要求为___
A. ≤1e-7
B. ≤1e-8
C. ≤1e-9
D. ≤1e-10
E.
F.
【单选题】
根据SLA规范语音专线丢包率平均值的指标要求为___
A. ≤2%
B. ≤5%
C. ≤10%
D. ≤15%
E.
F.
【单选题】
根据SLA规范语音专线端到端呼叫接通率的指标要求为___
A. ≥70%
B. ≥80%
C. ≥90%
D. ≥100%
E.
F.
【单选题】
根据SLA规范语音专线时延抖动平均值的指标要求为___
A. ≤30ms
B. ≤40ms
C. ≤50ms
D. ≤80ms
E.
F.
