[外语类试卷]国家公共英语（四级）笔试模拟试卷156及答案与解析.doc

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1、国家公共英语（四级）笔试模拟试卷 156及答案与解析 PART A Directions: For Questions 1-5, you will hear a conversation. While you listen, fill out the table with the information you have heard. Some of the information has been given to you in the table. Write only 1 word in each numbered box. You will hear the recording twi

2、ce. You now have 25 seconds to read the table below. 0 PART B Directions: For Questions 6-10, you will hear a passage. Use not more than 3 words for each answer. You will hear the recording twice. You now have 25 seconds to read the sentences and the questions below. 5 PART C Directions: You will he

3、ar three dialogues or monologues. Before listening to each one, you will have 5 seconds to read each of the questions which accompany it. While listening, answer each question by choosing A, B, C or D. After listening, you will have 10 seconds to check your answer to each question. You will hear eac

4、h piece ONLY ONCE. （ A） Teacher and student. （ B） Shop assistant and customer. （ C） Travel agent and traveler. （ D） Bus driver and tourist. （ A） Eight. （ B） Ten. （ C） Eleven. （ D） Twelve. （ A） 6 or 8 months （ B） 10 weeks （ C） 6 or 8 weeks （ D） 10 months （ A） cools （ B） air rises （ C） deserts （ D） wa

5、rm （ A） air swirls （ B） moisture （ C） rainfall （ D） sinking air （ A） over-farming and soil erosion （ B） soil moisture （ C） water conservation （ D） natural disasters （ A） Because both of them can be detected by human senses. （ B） Because both of them can be sensed by a radio receiver. （ C） Because bo

6、th of them are harmful. （ D） Because both of them can only be detected by devices. （ A） Because people expose too much to the computer. （ B） Because people dont care about the low levels of radiation. （ C） Because the cells are killed by radiation. （ D） Because the cells produce themselves in an unu

7、sual way. （ A） Radiation at low levels is harmless. （ B） Radiation produces cells in a strange way. （ C） Radiation can lead to cancer. （ D） Radiations damage is obvious. （ A） Cancer can be passed on to the next generation. （ B） Senior citizens are more vulnerable to the hurt of radiation. （ C） The i

8、mpact of radiation can be accessible over generations. （ D） Scientists have found out solutions to radiation. 一、 Section II Use of English (15 minutes) Directions: Read the following text. Choose the best word for each numbered blank and mark A, B, C or D on ANSWER SHEET 1. 20 There are many medical

9、 problems in the modern society. One of the most alarming medical problems in the world is a【 21】 _disease named HIV virus. This kind of virus is first【 22】 _twenty years ago. It weakens the body and develops fully blown AIDS. AIDS is not obvious in the early stage. Sometimes symptoms occur within a

10、 few weeks after 【 23】 _ . They are often flu-like, such as 【 24】 _ , fever, headache, diarrhea and night sweats. The three main 【 25】 _ routes of HTV are sexual contact, exposure to infected body fluids or tissues and from mother to 【 26】 _ or child during perinatal period. This kind of virus can a

11、lways 【 27】 _ some families apart. Peoples first 【 28】_ is a denial about their loved ones condition. HIV positive people are those who have tested positive for the virus. 【 29】 _ they are related to conditions that are far less serious than HIV, they can only be treated when potential patients are

12、【 30】 _ of the risk of infection. They choose to deal with the risk instead of avoiding of it. 【 31】 _ tests are the best way to monitor HIV because they can slow the progress of the virus【 32】 _time. But we have to admit that it is no longer associated 【 33】 _ death immediately, but drugs are not 【

13、 34】 _ . Doctors 【 35】 _ HIV positive people to have regular tests to monitor the progress of the disease. By now there is still not successful vaccination against HIV, so much effort has been 【 36】 _ mainly on educating the public about 【 37】 _ HIV is passed on . In addition, more emphasis is contr

14、ibuted to introduce to the citizens about personal measures that 【 38】 _ the risk of infection. “We are concerned about these individuals, because we know that early treatment can help 【 39】 _ their life and ensure that they do not 【 40】 _ others, including their newborn children. “ Dr Donald Gelhor

15、n (president of the College of Family Physicians of Canada) says. 21 【 21】 （ A） serious （ B） deadly （ C） tough （ D） dangerous 22 【 22】 （ A） identified （ B） diagnosed （ C） examined （ D） recognized 23 【 23】 （ A） defection （ B） infection （ C） reflection （ D） connection 24 【 24】 （ A） fatigue （ B） tootha

16、che （ C） illness （ D） depression 25 【 25】 （ A） transportation （ B） transmission （ C） communication （ D） contraction 26 【 26】 （ A） kid （ B） child （ C） boy （ D） infant 27 【 27】 （ A） tear （ B） set （ C） put （ D） leave 28 【 28】 （ A） reflection （ B） realization （ C） recognition （ D） reaction 29 【 29】 （ A）

17、 Because （ B） However （ C） Therefore （ D） Though 30 【 30】 （ A） admit （ B） aware （ C） acknowledge （ D） argue 31 【 31】 （ A） monthly （ B） daily （ C） frequent （ D） regular 32 【 32】 （ A） on （ B） at （ C） in （ D） within 33 【 33】 （ A） to （ B） about （ C） into （ D） with 34 【 34】 （ A） useful （ B） indispensable

18、 （ C） almighty （ D） necessary 35 【 35】 （ A） impel （ B） spur （ C） force （ D） urge 36 【 36】 （ A） focused （ B） paid （ C） given （ D） input 37 【 37】 （ A） how （ B） why （ C） what （ D） that 38 【 38】 （ A） compress （ B） condense （ C） reduce （ D） cut 39 【 39】 （ A） spread （ B） extend （ C） stretch （ D） magnify 4

19、0 【 40】 （ A） influence （ B） affect （ C） effect （ D） infect Part B Directions: Read the following four texts. Answer the questions below each text by choosing A, B, C or D . Mark your answers on ANSWER SHEET 1. 40 Taking a nap is frowned upon by many people and is viewed as fondness for the elderly a

20、nd children. Mention nap and you could be seen as lazy, depressed and unwilling to work. However, taking a nap is one of the best but most underused tools for busy people to ease weariness. The majority of people experience drowsiness in the afternoon and notice their work efficiency and mood starti

21、ng to slip and taking a nap will help combat this. The results of research suggest that taking a nap can make you more alert, reduce stress and improve cognitive function compared to those who working all day without rest. A mid-afternoon nap means that productivity can last long into the night. Res

22、earchers at NASA found that a 30-minute full nap increased cognitive function by 40%. The volunteers on the tests found that their memory improved as well as experiencing an increase in concentration. Those who didnt nap would score lower on IQ test than those who did (after a day of work). If you f

23、eel tired in the afternoon and from then on cant perform at your best, I recommend taking a short power nap to get yourself feel alert and ready for work. You will notice your mood and alertness to be improved. I advise keeping the nap between 15 and 30 .minutes if you want to ayoid getting into dee

24、per stages of sleep. If you do, youll find it harder to wake and may experience the unstable feeling for a while. For those who are worried about the after-affect of a nap, there is the caffeine nap. A caffeine nap is taken after an intake of caffeine, so that you are asleep while your body digests

25、the caffeine. After a 15 -30 minutes nap, you wake up and have the caffeine in your system. This is great if you need to be instantly on the move after a nap, and you can bounce out of your sleeping state and jump into refreshed work feeling. Finding 15 -30 minutes to take a nap in a day sometimes s

26、eems difficult, but doing so is very helpful to your productivity. Even 10 minutes of a nap every day will be better than nothing at all, and may give you the energy you need to be successful. If youre willing to have a try, make sure you can find a comfortable place before setting your head down. I

27、f you can feel secure and let go, then your rest will be even more beneficial. 41 Which of the following statements is true according to the passage? （ A） It is easy for people to find 15-30 minutes to have a nap every day. （ B） A caffeine nap is bad for our health. （ C） When we have a nap less than

28、 30 minutes, we can avoid getting into deeper stages of sleep. （ D） If we have a nap in the afternoon, we will not sleep at night. 42 What can be inferred from the first paragraph? （ A） Taking a nap is useless for busy people. （ B） Taking a nap is viewed as something for curing disease. （ C） Taking

29、a nap is regarded as lazy to work. （ D） Taking a nap can promote your work efficiency. 43 What is the meaning of “digest“in the second line of the fourth paragraph? （ A） have （ B） drink （ C） absorb （ D） take 44 Which one is not the benefit of taking a nap? （ A） decrease stress and improve cognitive

30、function （ B） keep the best state of mind and energy （ C） feel refresh and alert （ D） feel unstable and depressed 45 What is the best title of this passage? （ A） Function of nap （ B） Nap and work （ C） Nap and caffeine （ D） Nap and busy people 45 Human creativeness is boundless. With the advance of s

31、cience and technology, a complete new means of communication Mobile Phone came to the world, which, being not fixed in one place like ordinary phones, greatly facilitates telephone communication. Although using mobile phone is convenient, it also has some negative factors. It tells us that we should

32、 pay more attention to the mobile phone etiquette. There is a research on American mobile phone etiquette. People are using cell phones in a Manhattan subway. Most Americans believe that there are unspoken rules about using mobile phone etiquette, according to an online poll. Its impolite to shout d

33、own their cell phones which may frighten other passengers. Checking emails, sending text messages and making telephone calls while in the company of other passengers are definite breeches of mobile phone manners. Texting during a date is also strictly forbidden. But the majority of American people q

34、uestioned in the online poll said that they would not be offended if they received an electronic “thank you“ , instead of a written note and seventy-five percent had no objections to anyone using laptops, net books or cell phones in the bathroom. “ Etiquette is first and foremost a question of aware

35、ness, “ said the author and etiquette expert AnnaPost. But she described the results of the Harris Interactive poll commissioned by Intel as “ pretty surprising statistics“. Sixty-two percent of the 2, 625 adults who took part in the survey agreed that cell phones, laptops, net books and other elect

36、ronic devices are part of daily life. Fifty-five percent also thought that the demands of business mean people must stay connected, even if it involves taking a laptop on a holiday or answering a cell phone during a meal. Despite the need to be constantly connected and the general acceptance of the

37、technology, people were more sensitive about technology abuses during holiday and religious activities. Nearly ninety percent of Americans think that cell phone use is unacceptable during a religious service and thirty percent admitted they would be offended if they received an online gift wish. But

38、 more than half revealed that they intended to send an electronic greeting card, instead of a traditional one. “ These are issues about common sense, “ said Dr Genevieve Bell, an ethnographer and director of Intels User Experience Group, adding that the social rules of when and how it is appropriate

39、 to use the technology are still being formed. 46 Which of the following sentences is right according to the passage? （ A） 75 percent of people in the online poll had no objections to anyone using laptops, net books and cell phones in the bathroom. （ B） Nearly all of Americans think cell phone use i

40、s impolite during religious activities. （ C） 90 percent of people in the online poll admitted they would be unhappy if they were given an online gift wish. （ D） 30 percent of people in the online poll believe that people should get in touch with each other frequently because of the demand of busines

41、s. 47 When we stay with friends, it is polite to （ A） check emails （ B） chat with friends carefully （ C） send text messages （ D） make telephone calls 48 The attitude to technology abuses during holiday and religious activities is （ A） happy and joy. （ B） angry and depress. （ C） ignorant and unstable

42、. （ D） sensitive. 49 This article is most probably taken from a （ A） document. （ B） magazine. （ C） biography. （ D） science fiction. 50 What is mainly discussed in the text? （ A） The function of phone. （ B） How to use phone. （ C） The etiquette of using mobile phone. （ D） Phone. 50 Every other week, n

43、ew studies appear that either criticize or praise the roasted bean. Are there grounds for concern under the fragrant foam? Some people believe that coffee bean can lower the incidence of some diseases. First, the disease is diabetes. A study of 14, 000 people in Finland which is the worlds greatest

44、per-capita consumer of coffee found that women who drank three to four cups a day cut their risk of developing diabetes by 29 percent. For men, it was 27 percent. Researchers arent sure why, but suspect that the antioxidants in coffee help deliver insulin to the bodys tissues. Second, it can lower c

45、ancer. In Japan, a study of 90, 000 people revealed those who drank coffee every day for ten years were half as likely to get liver cancer. Meanwhile, German scientists have identified an active compound in coffee that boosts enzymes thought to prevent colon cancer. Finally, it can also lower Parkin

46、sons disease. Researchers in Hawaii monitored the health of more than 8, 000 Japanese-American men for 30 years and discovered that those who drank a cup of coffee a day had less than half the incidence of Parkinsons disease. A possible clue as to why: caffeine promotes the release of dopamine, a su

47、bstance involved with movement and usually consumed in Parkinsons sufferers. On the contrary, theres hot debate on whether drinking coffee is a cardiac risk. A Greek study of more than 3, 000 people found coffee drinkers has higher levels of bad substances in their blood than non-drinkers. But Harva

48、rd researchers looking at the health of coffee drinkers over 20 years could not localize any extra coronary problems. Nevertheless, a study of 2, 028 Costa Ricans found those with a gene variant that processes caffeine four times slower than average, and who also drank two to three cups of coffee a

49、day, upped their heart-attack risk by 36 percent. As this group metabolises caffeine slower, it remains in the body for longer possibly pushing up blood pressure. For most of us, the humble cup of coffee is simply a harmless and enjoyable way to kick start the day or give us an excuse for some time out. No more, no less. However, it is important to remember that different people exhibit different tolerance levels to caffeine it is, after all, a drug. 51 What i