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1、备注:本套试卷附有答案解析，答案解析字体为白色， 预览无法观看，如需观看试题的答案解析，请下载试卷CTRL+A 选中全部文字，然后将答案字体调整为黑色即可。2022年河北联合大学轻工学院自考英语(二)练习 题汇总(附答案解析)第1题【单选题】阅读理解】Gyorgy Buzsaki of Rutgers University and his colleagues analyzed the brain waves of sleeping rats and mice. Specifically, they examined the electrical activity emanating from
2、 the somatosensory neocortex (an area that processes sensory information) and the hippocampus, which is a center for learning and memory. The scientists found that oscillations in brain waves from the two regions appear to be intertwined. So-called sleep spindles (bursts of activity from the neocort
3、ex) were followed tens of milliseconds later by beats in the hippocampus known as ripples. The team posits that this interplay between the two brain regions is a key step in memory consolidation. A second study, also published online this week by the Proceedings of the National Academy of Sciences,
4、links age-associated memory decline to high glucose levels. What is the result of the experiment with rats and mice carried out at Rutgers UniversityA The electrical activity is emanating from the somatosensory neocortex.第18题【单选题】【阅读理解】Two United Nations agencies warned on Tuesday that children are
5、most at risk of developing skin cancers as a result of the long-term decline in the earths protective ozone layer. The agencies, the World Health Organization (WHO) and the UN Environmental Programme (UNEP) , issued the warning as they launched a global programme aimed at alerting schools to the dan
6、gers of exposure to the sun.Why does the risk of developing skin cancers in children become greater and greaterA、 Because they pay little attention to their skin health.B、Because they are short of physical training.C、Because the earths protective ozone layer declines year after year.D、Because the ea
7、rth is getting warmer and warmer.【正确答案】C第19题【单选题】【阅读理解】Decibels (分贝)measured in water are different from those measured on land. A noise of one hundred-twenty decibels on land causes pain to human ears. In water, a decibel level of one-hundred ninety-five would have the same effect.Which of the foll
8、owing is discussed in the paragraph?A、The same noise level produces a different effect on land and in the ocean.B、Different places may have different types of noises.C、The decibel is not a suitable unit for measuring underwater noise.D、Different ocean animals may have different reactions to noises.【
9、正确答案】A第20题【单选题】【填句补文】Children think that being grown up means being able to do exactly as they please. The chance to discover whether that freedom is as wonderful as it sounds is a chance more and more Americans are taking.A、Its now socially acceptable, even fashionable, to live alone.B、The number o
10、ne reason given by most people for living alone is that they simply enjoy doing what they want when they want to do it.C、Living alone is a luxury.D、It seems that many grown-ups today are realizing that childhood dream.【正确答案】D第21题【单选题】【阅读理解】Once all this ended, I followed Ed and Helen home to be sure
11、 they arrived safely. After I waved goodbye and wished them my best, I thought, “That is the kind of love in life. The love is not physical or romantic but care in any time.We can learn from the story that.A、life is full of surprisesB、love is both physical and romanticC、care is a kind of love in lif
12、eD、you will feel good when helping those in trouble【正确答案】C第22题【单选题】【阅读理解】Decibels （分贝）measured in water are different from those measured on land. A noise of one hundred-twenty decibels on land causes pain to human ears. In water, a decibel level of one-hundred ninety-five would have the same effect
13、.Which of the following is discussed in the paragraph?A、The same noise level produces a different effect on land and in the ocean.B、Different places may have different types of noises.C、The decibel is not a suitable unit for measuring underwater noise.D、Different ocean animals may have different rea
14、ctions to noises.【正确答案】A第23题【单选题】【填句补文】Five-year-old Lani still takes seven medicines with her breakfast every morning. Shes very good about it, says her father David. Lani is alive today because of her father David, in more than one way; when she was one year old she received part of her fathers li
15、ver in a liver-transplant operation. Lani was born with a liver illness. Doctors advised that a transplant was the only way in which she would live.A、She had one operation when she was six weeks old, which was not successful.B、David quickly recovered from the operation.C、David was finally able to ri
16、de his bike again after about a year.D、Doctors hope that she will continue to get stronger and stronger.【正确答案】A第24题【单选题】【填句补文】The typical person living alone is neither old nor lonely. The majority of these people have chosen to live alone. They are responding to decreasing social pressure to get ma
17、rried and have a family.A、This is a dramatic change from the extended families of just a couple of generations ago.B、The growing number of women with good jobs has done much to increase the number of people living alone.C、Theres more pressure to get married nowadays.D、In fact, a quarter of the 23 mi
18、llion single people in the U.S. are under the age of 35.【正确答案】D第25题【单选题】2005.4 when you go through the mental exercises to come up with a tentative definition should you open the dictionary to see if youre right.A、SimplyB、PreciselyC、OnlyD、Particularly【正确答案】C第26题【单选题】Another worry is that telecommuni
19、cation systems may isolate people each other.A、fromB、forC、withD、to【正确答案】A第27题【单选题】2004.10 the saying goes, practice makes perfect.A、SinceB、AsC ForD、Like【正确答案】B第28题【单选题】阅读理解】”Scientific conservatism suggests that a biological explanation should be the last choice after all non-biological explanations
20、 are addressed, Allen said. We have a lot of work to do to rule out （排除的可能性）possible non-biologicalexplanations. It is more likely that a chemical process, without biology, can explain these results.What can be inferred from what Allen said?A、Scientists have different arguments over whether there is
21、 life on Titan.B、Scientists all agree that there is life on Titan.C、Scientists all suggest that a biological explanation is reasonable.D、Scientists all agree that a non-biological chemical reaction is a possible explanation.【正确答案】A第29题【单选题】【阅读理解】I found in my baby/s behaviour a metaphor for the new
22、generation. My wife and I had given him some books to examine，but he merely spit upon them. When we read to him, he did not feel comfortable. And so it is in the schools. We find that our students dont read, that they look down upon reading and scold those of us who teach it. All they want to do is
23、watch TV. After this experience with the baby, however, I have reached a conclusion: let them watch it. If television is that much more attractive to children than books, why should we fight it? Let them watch it all they wantiFrom the passage we know that the author isA、a doctor.B、an editor.C、a wri
24、ter.D、a teacher.【正确答案】D第30题【单选题】【阅读理解】It had been boring hanging about the hotel all afternoon. The road crew were playing a game with dollar notes. Folding them into small planes to see whose would fly the furthest. Having nothing better to do, I joined in and won five, and then took the opportunit
25、y to escape with my profit. Despite the evil-looking clouds, I had to get out for a while. Why did the writer want to leave the hotelA、To enjoy the good weather.B、To have a change of scene.C、To spend all his winnings.D、To get away from the crew.【正确答案】B第31题【单选题】The picture on the wall is painted by m
26、y nephew.A、having hungB、hangingC、 hangsD、being hung第32题【单选题】【填句补文】The weather of the Caribbean Sea is almost always warm and sunny. Sandy beaches line the coasts of many islands. Many tourists arrive on cruise ships.A、They are Cuba, Puerto Rico, Jamaica, and Hispaniola.B、The Caribbean Islands are kn
27、own by several names.C、Some of these islands are no more than tiny slivers （小片）of exposed coral.D、This is why millions of tourists visit the islands each year.【正确答案】D第33题【单选题】【概括大意】There is a vital need to understand the potential risks and long-term health effects of living on naturally contaminate
28、d soils. Future environmental investigations of naturally polluted soils should concentrate on the potential pathways of metals into the food chain and human body. Geologists should be part of such studies as they can provide the essential background information on rock and soil chemistry as well as
29、 the chemical forms of heavy metal pollution.The main idea of this paragraph is.A、Long- term Health Effects on ChildrenB、Research on Channels of Heavy Metals Getting into Human Food ChainC、Potential Hazards of Human Contaminated SoilsD、No Evidence to Indicate Bad Effects of Naturally Contaminated So
30、il【正确答案】B第34题【单选题】【阅读理解】After notifying the nurse of the situation we exchanged cell phone numbers in case Ed showed up. Once arriving in the parking lot of the restaurant Helen received a call from the nurse, who had found Ed sitting on a bench in front of the hospital a few buildings down waiting
31、for her. What a relief! Ed was found at last.A、in front of the hospitalB、in the local restaurantC、in the parking lot of the restaurantD、on a bench near the restaurant【正确答案】A第35题【单选题】概括大意I love sunny days because they are ideal for outings. I remember the sunny weekend when two roommates and I had a
32、marvelous time in the old Summer Palace. Under the blue sky, the trees are bathed in golden light. On rainy days, I enjoy the sound of raindrops beating on the windowpanes. I watch the rain washing the trees and grass clean, knowing they will glitter when it clears up and hoping a rainbow will follo
33、w. In winter, a heavy snowfall offers a different type of pleasure. Cold as it often is, I always go outdoors and leave my footprints in the thick snow while throwing snowballs and making snowmen with my fellow students.The main idea of this paragraph is.A、A person should learn to be happy in all we
34、athers.B Ones mood should not be affected by bad weather.C、 People usually prefer fine weather to severe weather.D、I enjoy both sunny weather and rainy or snowy weather.第36题【单选题】【阅读理解】I found in my babys behaviour a metaphor for the new generation. My wife and I had given him some books to examine,
35、but he merely spit upon them. When we read to him, he did not feel comfortable. And so it is in the schools. We find that our students dont read, that they look down upon reading and scold those of us who teach it. All they want to do is watch TV. After this experience with the baby, however, I have
36、 reached a conclusion: let them watch it. If television is that much more attractive to children than books, why should we fight it? Let them watch it all they wantiFrom the passage we know that the author isA、a doctor.B、 an editor.C、a writer.D、a teacher.【正确答案】D第37题【单选题】【阅读理解】We find that bright chi
37、ldren are rarely held back by mixed-ability teaching. On the contrary, both their knowledge and experience are enriched. WeB、Oscillations in brain waves are from hippocampus.C、Somatosensory neocortex and hippocampus work together in memory consolidation.D、Somatosensory neocortex plays it primary rol
38、e in memory consolidation.【正确答案】C第2题【单选题】【2009.1 I was delighted her performance in NYU last night.A ofB、withC、fromD、for【正确答案】B第3题【单选题】【阅读理解】Mobile phones should carry a label if they proved to be a dangerous source of radiation, according to Robert Bell, a scientist. And no more mobile phone transm
39、itter towers （发射塔）should be built until the long-term health effects of the radiation they emit （放射）is scientifically evaluated, he said. Nobodys going to drop dead overnight but we should be asking for more scientific information/ Robert Bell said at a conference on the health effects of low-level
40、radiation. If mobile phones are found to be dangerous, they should carry a warning label untilfeel that there are many disadvantages in streaming pupils. It does not take into account the fact that children develop at different rates. It can have a bad effect on both the bright and the not-so-bright
41、 child. After all, it can be quite discouraging to be at the bottom of the top grade!The authors attitude towards mixed-ability teaching is,A、criticalB、questioningC、approvingD、objective【正确答案】C第38题【单选题】【填句补文】The basic tools for an interview are paper and two or three well-sharpened pencils. But keep
42、your notebook or paper out of sight until you need it. Theres nothing less likely to relax a person than the arrival of someone with a note-taking pad. Take a while just to chat, judging what sort of person youre dealing with, getting him or her to trust you.A、This fear is almost 100 percent unneces
43、sary.B、 Come back another day; it will go better.C、The rest is instinct, which can all be learned with experience.D、Both of you need time to get to know each other.第39题【单选题】填句补文】But Bali starlings are only found in a small area on the island of Bali in Indonesia. They live in the tall grasslands nea
44、r the coast.Today there are only 14 left in the wild on a single reserve. More than half of their habitat was converted into farmland, and forest plantation. Many of them were captured and sold as pets.A、We should take measures to protect them.B、Bali starlings are very beautiful birds.C、They grow fa
45、st because of a protein rich diet of insects.D、In 1984, there were only 150 birds left in the wild.【正确答案】D第40题【单选题】【阅读理解】The researchers also gave the students tests to tell whether the students believed that a math superstar had to be a boy. Then the researchers turned to the teachers To find out w
46、hich teachers were anxious about math, the researchers asked the teachers how they felt at times when they came across math, such as when reading a sales receipt. A teacher who got nervous looking at the numbers on a sales receipt, for example, was probably anxious about math. According to the exper
47、iment, those teachers were probably anxious about math when they felt.A、nervous memorizing the numbers of a sales receiptB、helpless saving the numbers of a sales receiptC uneasy reading the numbers of a sales receiptD、hopeless filling in the numbers of a sales report【正确答案】c第41题【单选题】【阅读判断】Today, not
48、too far off Nixons deadline, America is looking at that possibility. Over the weekend, Hillary Rodham Clinton, wife of former president Bill Clinton, announced her run for 2008 presidency.Q: Bill Clinton will strongly support Hillary to run for the 2008 presidency.A、TrueB、FalseC、Not Given【正确答案】C第42题【单选题】2004.04 We very close, but things have changed recently.A、used to beB、are used to beingC、are used to beD、were used to being【正确答案】A第43题【单选题】【阅读理解】Somewhere around puberty （发育;青春期），something happens in the timing of the b