【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
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相关试题
【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
【单选题】
The word drowsy in the last paragraph means __________.___
A. sick
B. stand up
C. asleep
D. a little sleepy
【单选题】
This passage suggests that not getting enough sleep might make you ___________.___
A. dream more often
B. have poor health
C. nervous
D. breathe quickly
【单选题】
During REM, ___________ .___
A. your eyes move quickly
B. you dream
C. you are restless
D. both A and B
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2 公司的企业价值观：共享成功 ___
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3 公司的企业愿景：创行业标杆 ___
【单选题】
铁在电积过程发生的反应有___
A. 氧化反应
B. 置换反应
C. 催化反应
D. 水解反应
【单选题】
按照国标规定，0#锌中镉含量应控制在___范围内。
A. 0.001%
B. 0.0015%
C. 0.002%
D. 0.0005%
【单选题】
以下不是锌电解液中的锰离子存在的价态的是___
A. +2价
B. +4价
C. +7价
D. +5价
【单选题】
锌电解新液成分中， Fe一般控制范围是___g／L。
A. Fe≤0.002
B. Fe≤0.02
C. Fe≤0.0002
D. Fe≤0.03
【单选题】
Pb-Ag两元合金阳极板，含Ag一般在___。
A. 0.2%-0.7%
B. 0.5%-0.9%
C. 0.6%-1%
D. 0.9％～l％
【单选题】
出装槽过程中有时因为烧板而发生“放炮”现象，放炮是（ ）反应产生的爆炸声音。___
A. 氧气与氢气反应
B. 氢气与酸雾反应
C. 电火花与酸雾反应
D. 氧气与酸雾反应
【单选题】
在一个供电系统中，列与列、槽与槽之间是 电路，而每个电解槽内的阴阳极则构成 电路。___
A. 串联、串联
B. 串联、并联
C. 并联、串联
D. 并联、并联
【单选题】
下列不属于电解槽上操作的“把四关”是___。
A. 导电关
B. 检查关
C. 添加剂关
D. 流量关
【单选题】
下列不属于提高电流效率途径的是___
A. 相对稳定的锌、酸含量
B. 合理使用添加剂
C. 消除或减少漏电损失
D. 控制适当高的电解液温度
【单选题】
在PH值为（ ）时，Zn2SO4会发生水解沉淀。___
A. 0.5-1.0
B. 4.8-5.2
C. 5.4-5.6
D. 5.2-5.4
【单选题】
根据生产经验，我们一般判断有机物烧板主要体现在析出锌的___。
A. 上半部
B. 下半部
C. 中间部位
D. 析出线和上半部
【单选题】
锌皮码垛高度要求是___
A. 800mm
B. 900mm
C. 850mm
D. 视情况而定
【单选题】
阳极泥中的锰主要是___形态存在的。
A. +2价
B. +4价
C. +5价
D. +7价
【单选题】
净液工段使用（ ）置换液体中的杂质，达到除杂的目的。___
【单选题】
阳极泥中含有多种有价金属，其中下列哪种金属含量最少___。
【单选题】
电解液中比锌具有更负电性的金属离子是___。
【单选题】
锌电解废液含酸偏高，对浸出直接的影响有___
A. 中上清跑混
B. 加大了浓硫酸的使用量
C. 加大了投料量
D. 废液消耗不下
【单选题】
氢的超电压受（ ）因素影响。___
A. 电流密度
B. 阳极板平整度
C. 吐酒石的加入
D. 析出周期的长短
【单选题】
锌电解生产中的技术经济指标主要包括：（ ）、直流电单耗、阴极板单耗、阳极板单耗、碳酸锶单耗、骨胶单耗等。___
A. 槽电压
B. 交流单耗
C. 漏电量
D. 电流效率
【单选题】
电解液中的（ ）、镁、锰和碱金属的盐类及硅胶等，将增大电解液的电阻。___
【单选题】
锌皮熔铸过程中，炉内没有以下那种气体？___
【单选题】
以下不是“设备使用者的“三好”要求”。___
A. 管好设备
B. 检查好设备
C. 修好设备
D. 用好设备
【单选题】
以下不是熔铸锌金属熔化后通常发生的反应：___
A. Zn+1／202=ZnO
B. Zn+H20=ZnO+H2
C. C+02 = C02
D. Zn+C02=ZnO+C
【单选题】
以下不是净化方法的是：___
A. 锌粉-锑盐法
B. 锌粉-黄药法
C. 锌粉-砷盐法
D. 以上均不是
【单选题】
使用灭火器扑救火灾时要对准火焰（）喷射。 ___
