公共英语习题练习

公共英语考试PETS三级易错题(2018/5/24)
1、2、3、4、5题: There was one thought that air pollution affected only the area immediately around large cities with factories and heavy automobile traffic. At present, we realize that although these are the areas with the worst air pollution, the problem is literally worldwide. On several occasions over the past decade, a heavy cloud of air pollution has covered the east of the United States and brought health warnings in rural areas away from any major concentration of manufacturing and automobile traffic. In fact, the very climate of the entire earth may be infected by air pollution. Some scientists consider that the increasing concentration of carbon dioxide in the air resulting from the burning of fossil fuels (coal and oil) is creating a “greenhouse effect”— conserving heat reflected from the earth and raising the world’s average temperature. If this view is correct and the world’s temperature is raised only a few degrees, much of the polar ice cap will melt and cities such as New York, Boston, Miami, and New Orleans will be in water.
Another view, less widely held, is that increasing particular matter in the atmosphere is blocking sunlight and lowering the earth’s temperature — a result that would be equally disastrous. A drop of just a few degrees could create something close to a new ice age, and would mane agriculture difficult or impossible in many of our top farming areas. Today we do not know for sure that either of these conditions will happen (though one recent government report drafted by experts in the field concluded that the greenhouse effect is very possible) Perhaps, if we are lucky enough, the two tendencies will offset each other and the world’s temperature will stay about the same as it is now. Driven by economic profits, people neglect the damage on our environment caused by the “advanced civilization”. Maybe the air pollution is the price the human beings have to pay for their development. But is it really worthwhile?
56. 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 
57. 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
58. The word “offset” in the second paragraph could be replaced by _________.
A、 slip into                 B、 make up for
C、 set up                  D、 catch up with
59. 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.
60. 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.
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6题:Thecarbythesideoftheroadandthedrivertriedtorepairit.()
A、breaksdown
C、hasbrokendown
B、wasbreakingdown
D、brokedown
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7、8、9、10、11题:The human body has developed its millions of nerves to be highly aware of what goes on both inside and outside of it. 
This helps us adjust to the outside world. Without our nerves and our brain, which is a system of nerves, we couldn’t know whats happening. But we pay for our sensitivity. We can feel pain when the slightest thing is wrong with any part of our body. The history of torture ( 折磨 ) is based on the human body being open to pain.   
But there is a way to handle pain. Look at the Indian fakir ( 苦行僧 ) who sits on a bed of nails. Fakirs can put a needle fight through an arm, and feel no pain. This ability that some humans have developed to handle pain should give us ideas about how the mind can deal with pain.   
The big thing in withstanding pain is our attitude toward it. If the dentist says, "This will hurt a little," it helps us to accept the pain. By staying relaxed, and by treating the pain as an interesting sensation ( 感觉 ), we can handle the pain without falling apart. After all, although pain is an unpleasant sensation, it is still a sensation, and sensations are the stuff of life.   
41. The human body has developed a system of nerves that enables us to   
A、 stay relaxed   
B、 avoid pain   
C、 stand torture   
D、 feel pain   
42. What does the writer mean by saying "we pay for our sensitivity" in the first   paragraph?   
A、 We have to take care of our sense of pain.   
B、 We suffer from our sense of feeling.   
C、 We should try hard to resist pain.   
D、 We are hurt when we feel pain.   
43. When the author mentions the Indian fakir, he shows that   
A、 fakirs possess magic power   
B、 Indians are not afraid of pain   
C、 people can learn to cope with pain   
D、 some people are born without a sense of pain   
44. What is essential for people to stand pain according to the writer?   
A、 Their relaxation.   
B、 Their interest.   
C、 Their nerves.   
D、 Their attitude.   
45. The author believes that   
A、 feeling pain is part of our life   
B、 pain should be avoided at all costs   
C、 feeling pain can be an interesting thing   
D、 magic power is essential for reducing pain   
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12、13、14、15、16题:Obviously television has both advantages and disadvantages.
In the first place, television is not only a convenient source of entertainment, but also a comparatively cheap one. With a TV set in the family people don’t have to pay for expensive seats at the theatre, the cinema, or the opera .All they have to so is to push a button or turn a knob, and they can see plays, films, operas and shows of every kind. Some people, however, think that this is where the danger lies. The television viewers need do nothing. He does not even have to use his legs if the has a remote control. He makes no choice and exercises, no judgment. He is completely passive and has everything presented to him without any effort in his part.
Television, it is often said, keeps one informed about current events and the latest developments in science and politics. The most distant countries and the strangest customs are brought right into one’s sitting room. It could be argued that the radio performs this service as well; but on television everything is much more living, much more real. Yet here again there is a danger. The television screen itself has a terrible, almost physical charm for us. We get so used to looking at the movements on it ,so dependent on its pictures, that it begins to control our lives. People are often heard to say that their television sets have broken down and that they have suddenly found that they have far more time to do things and the they have actually begin to talk to each other again. It makes one think, doesn’t it?
There are many other arguments for and against television. We must realize that television itself is neither good nor bad. It is the uses that it is put to that determine its value to society.
51. 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 sate the primary uses of TV
52. Television, as a source of entertainment, is ______.
A. not very convenient         B. very expensive
C. quite dangerous            D. relatively cheap
53. Why are some people against TV?
A. Because TV programs re not interesting
B. Because TV viewers are totally passive
C. Because TV prices are very high.
D. Because TV has both advantages and disadvantages 
54. 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 
55. 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 
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17、18、19、20、21题: Do you find it very difficult and painful to get up in the morning? This might be called laziness, but Dr. Kleitman has a new explanation. He has proved that everyone has a daily energy cycle.
During the hours when your labor through your work you may say that you’re “hot”. That’s true. The time of day when you feel most energetic is when your cycle of body temperature is at its peak. For some people the peak comes during the forenoon. For others it comes in the afternoon or evening. No one has discovered why this is so, but it leads to such familiar monologues as: “Get up, Peter! You’ll be late for work again!” The possible explanation to the trouble is that Peter is at his temperature-and-energy peak in the evening. Much family quarrelling ends when husbands and wives realize what these energy cycles mean, and which cycle each member of the family has.
You can’t change your energy cycle, but you can learn to make your life fit if better. Habit can help, Dr. Kleitman believes. Maybe you’re sleepy in the evening but feel you must stay up late anyway. Counteract your cycle to some extent by habitually staying up later than you want to. If your energy is low in the morning, but you have an important to do early in the day, rise before your usual hour. This won’t change your cycle, but  you’ll get up steam and work better at your low point.
Get off to a slow start which saves your energy. Get up with a leisurely yawn and stretch. Sit on the edge of the bed a minute before putting your feet on the floor. Avoid the troublesome search for clean clothes by laying them out the night before. Whenever possible, do routine work in the afternoon and save requiring more energy or concentration for your sharper hours.
51. 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.
52. Which of the following may lead to family quarrels according to the passage?
[AJ 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.
53. 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
54. 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 your energy cycle under control all day
55. 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.
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