【单选题】
事故处理的分级管辖的原则是指：事故的调查处理是依照___来进行的。
A. 事故的严重级别
B. 行政管辖范围
C. 属地管辖
D. 行业管辖范围
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【单选题】
指导安全生产活动的通用规则，在具体生产过程中一般以___、规范、工艺要求、管理制度等形式体现，并要求员工严格执行。
A. 标准、规定、规则
B. 标准、规定、考核条例
C. 标准、规定、生产指标
D. 标准、考核条例、生产指标
【单选题】
《安全生产法》立法的目的是为了加强安全生产监督管理，防止和减少___,保障人民群众生命和财产安全，促进经济发展。
A. 生产安全事故
B. 火灾、交通事故
C. 重大、特大事故
D. 一般事故
【单选题】
___不是串联谐振电路的特征。
A. 电容中电流等于电感中的电流
B. 电阻上的电压等于电路中的端电压
C. 电感、电容上的电压UC=UL=QU(Q为品质因数)
D. 谐振时电路阻抗最小，为纯阻性，电流最大
【单选题】
___不是并联谐振电路的特征。
A. 电容中电流等于电感中的电流
B. 电阻上的电压等于电路中的端电压
C. 电感、电容上的电流IC=IL=QI(Q为品质因数)
D. 谐振时电路阻抗最大，Z=L/RC，电流最小
【单选题】
三相四线制供电线路中，下列有关中线的叙述正确的是___。
A. 中线的开关不宜断
B. 中线上应安装熔断器
C. 不管负载是否对称，中线上都不会有电流
D. 当三相负载不平衡时，中线能保证各相负载电压对称
【单选题】
用万用表判断三极管的三个电极，任意测两极间的电阻，若有一个极与另外两极间的阻值在一个方向同时为低阻值，交换一下表笔，又同时为高阻值，则说明这个极是___。
A. 基极
B. 发射极
C. 集电极
D. 无法确定
【单选题】
电池A电动势为2V，内阻为1Ω，电池B电动势为2.5V，内阻为2.5Ω，先后用A、B作电源向同一电阻供电，电流相等，这个电阻阻值R=___。
A. 0.5Ω
B. 1.25Ω
C. 2.5Ω
D. 5Ω
【单选题】
IP地址是___。
A. 接入Internet的计算机地址编号
B. Internet中网络资源的地理位置
C. Internet中的子网地址
D. 接入Internet的局域网
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【单选题】
According to one study, what do green spaces do to people? ___
A. Improve their work efficiently.
B. Add to their sustained happiness.
C. Help them build a positive attitude towards life.
D. Lessen their concerns about material well-being.
【单选题】
What does Dr. White say people usually do to make themselves happier? ___
A. Earn more money.
B. Settle in an urban area.
C. Gain fame and popularity.
D. Live in a green environment.
【单选题】
What does Dr. White try to find out about living in a greener urban area? ___
A. How it affects different people.
B. How strong its positive effect is.
C. How long its positive effect lasts.
D. How it benefits people physically.
【单选题】
What did Dr. White’s research reveal about people living in a green environment? ___
A. Their stress was more apparent than real.
B. Their decisions required less deliberation.
C. Their memories were greatly strengthened.
D. Their communication with others improved.
【单选题】
According to Dr. White, what should the government do to build more green spaces in cities? ___
A. Find financial support.
B. Improve urban planning.
C. Involve local residents in the effort.
D. Raise public awareness of the issue.
【单选题】
The survey by the Kaiser Family Foundation is mentioned to illustrate the idea that . ___
A. kids don’t always follow parents’ rules
B. only few parents believe the good news
C. much media use results in bad health
D. parents’ rules make a huge difference
【单选题】
What did the kids do when parents set any time or content limits, according to the Kaiser Family Foundation? ___
A. They cut down on their screen time.
B. They appreciated their parents’ love.
C. They spent more time staying outdoor.
D. They accepted parents’ rules unwillingly.
【单选题】
What will Kenneth Ginsburg most probably suggest that parents should do? ___
A. Avoid setting firm rules.
B. Avoid ruling with an iron grip.
C. Set rules after family discussion.
D. Set rules that are easy to understand.
【单选题】
Margaret Broe -Fitzpatrick finds it impossible. ___
A. to achieve just- right parenting
B. to keep track of everything done by the kids
C. for the kids to face rules alone
D. for the kids to observe rules without protest
【单选题】
The passage is mainly intended for parents . ___
A. whose kids have difficulty in self- discipline
B. whose kids are addicted to media use
C. who have doubts about setting rules
D. who are too busy to care for their kids
【单选题】
The word “it” (Para. 2) most probably refers to. ___
A. the lack of stable communities
B. the breakdown of informal information channels
C. the increased mobility of families
D. the growing number of people moving from place to place
【单选题】
The main problem people may encounter today arises from the fact that . ___
A. they have to learn new things consciously
B. they lack the confidence of securing reliable and trustworthy information
C. they have difficulty obtaining the needed information readily
D. they can hardly carry out casual communications with an extended family
【单选题】
From the passage we can infer that _______. ___
A. electronic mail will soon play a dominant role in transmitting messages
B. it will become more difficult for people to keep secrets in an information era
C. people will spend less time holding meetings or conferences
D. events will be reported on the spot mainly through satellites
【单选题】
Technology facilitates _______. ___
A. sharing information
B. storing and sending information
C. providing people with easy access to more information
D. all of the above
【单选题】
We can learn from the last paragraph that _______. ___
A. it is necessary to obtain as much
B. people should make the best use of the information
C. we should realize the importance of accumulating information
D. it is of vital importance to acquire needed information efficiently
【单选题】
The author thinks that people are _________. ___
A. satisfied with their appearance
B. concerned about appearance in old age
C. far from neglecting what is in fashion
D. reluctant to follow the trends in fashion
【单选题】
Fashion magazines and TV advertisements seem to link fashion to _________. ___
A. confidence in life
B. personal dress
C. individual hair style
D. personal future
【单选题】
Present-day society is much freer and easier because it emphasizes _________. ___
A. uniformity
B. formality
C. informality
D. individuality
【单选题】
Which is the main idea of the last paragraph? ______________ ___
A. Care about appearance in formal situations.
B. Fashion in formal and informal situations.
C. Ignoring appearance in informal situations.
D. Ignoring appearance in all situations.
【单选题】
Permissive parents would ________. ___
A. let their children read any books they like to
B. not let their children see any films they like to
C. not let their children read any books without first checking their contents
D. let their children see the films with their first checking
【单选题】
The fact that parents check the contents of the book or the film for their children to read or see shows __________. ___
A. the necessity of censorship
B. that many books and films are bad
C. that children need their parents to help them understand more
D. that the parents are permissive
【单选题】
Which of the following statements is NOT true?____________ ___
A. Some adults can’t tell right from wrong.
B. Censorship is compared to the law because both of them perform good service to society as a whole.
C. Censors pay attention only to genuine works of art.
D. Censorship is necessary because many books, plays and films are far from being “works of art”.
【单选题】
What does the word “corrupt” in Para.4 mean?__________ ___
A. Make morally bad.
B. Hurt.
C. Injure.
D. Damage.
【单选题】
What would be the best title of this passage?_____________ ___
A. Permissive Parents and Responsible Parents.
B. Censorship and the Law.
C. Censors Value Artistic Merits .
D. Censorship Performs Good Service to Society.
【单选题】
Lie detectors are widely used in the United States because _____________. ___
A. they can help detect people’s emotional stress
B. they can help detect people's physiological changes
C. they can help find out whether a person is telling the truth or not
D. they can measure the subject’s electrical resistance
【单选题】
According to the passage, we know that Britain______________. ___
A. will adopt lie detectors widely
B. will adopt lie detectors on a smaller scale
C. adopt lie detectors
D. has not decided whether to adopt lie detectors or not
【单选题】
The tests themselves are by no means free from error..." (Line 1-2.Para.3) means ____________. ___
A. the tests definitely have no error
B. the tests sometimes make mistakes
C. the polygraphers do not make mistakes
D. the polygraphers can avoid error by using some techniques
【单选题】
Which of the following is true? ________________ ___
A. The tests are conducted by qualified polygraphers.
B. Innocent people may blush or stammer when questioned.
C. Guilty people can definitely be found out by answer questions
D. Guilty people may escape by refusing to answer questions.
【单选题】
What troubles lie detector researchers most is that _______________. ___
A. innocent people are convicted crimes
B. innocent people will learn to tell lies
C. lie detectors may cause industrial unrests
D. lie detectors are sometimes not dependable
【单选题】
In the passage the author's attitude towards "mixed-ability teaching" is _______. ___
A. critical
B. questioning
C. approving
D. objective
【单选题】
By "held back" (Line 1) the author means _____. ___
A. made to remain in the same classes
B. forced to study in the lower classes
C. drawn to their studies
D. prevented from advancing
【单选题】
The author argues that a teacher's chief concern should be the development of the student's _________. ___
A. personal qualities and social skills
B. total personality
C. learning ability and communicative skills
D. intellectual ability
【单选题】
Which of the following is NOT MENTIONED in the third paragraph? __________ ___
A. Group work gives pupils the opportunity to learn to work together with others.
B. Pupils also learn to develop their reasoning abilities.
C. Group work provides pupils with the opportunity to learn to be capable organizers.
D. Pupils also learn how to participate in teaching activities.
【单选题】
The author's purpose in writing this passage is to ______. ___
A. argue for teaching bright and not-so-bright pupils in the same class
B. recommend pair work and group work for classroom activities
C. offer advice on the proper use of the library
D. emphasize the importance of appropriate formal classroom teaching
【单选题】
According to the author, the deaths among youth are mainly caused by _____. ___
A. traffic accidents
B. smoking-related diseases
C. murder
D. all of these
【单选题】
Every day there are over_____high school students who will become regular smoker. ___
A. 75
B. 23
C. 30
D. 3000
