大学英语四级（2013年12月考试改革适用）模拟试卷239及答案解析.doc

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1、大学英语四级（2013 年 12月考试改革适用）模拟试卷 239及答案解析(总分：118.00，做题时间：90 分钟)一、Writing(总题数：2，分数：4.00)1.Part I Writing（分数：2.00）_2.For this part, you are allowed 30 minutes to write a letter of appeal calling for student participation in an aid-education project in Western areas following the outline given below. You s

2、hould write at least 120 words but no more than 180 words.1市教委组织了一次西部支教的活动，学生会呼吁大学生积极参与 2活动的时间、要求及作用 A Call for Participation in an Aid-education Project（分数：2.00）_二、Listening Comprehens(总题数：12，分数：50.00)3.Part II Listening Comprehension_4.Section A_A.Half of Malawians live under the poverty line.B.Mo

3、bile phone charge more than half of Malawians income.C.Most Malawians couldnt afford their mobile phone charge.D.Half of Malawians are unemployed with no income.A.Because of the governments interference.B.Because of the high-level consumer-service.C.Because of lack of competition in the market.D.Bec

4、ause of the low income of consumers.A.They usually promote pre-Black Friday sales.B.They do nothing but just wait for the battle.C.They work hard to keep themselves happy.D.They open stores after Thanksgiving morning.A.Employ fewer staff.B.Keep customer wait longer.C.Pay attention to online sales.D.

5、Charge more shipping fees.A.Parents are urged to get free sugar app to check products.B.There are too many advertisements on free apps.C.Children should lose weight by taking more exercise.D.More parents prefer to choose outdoor activities for children.A.They consume too much sugar every year.B.They

6、 tend to choose healthier alternatives.C.They have a lot of potentials.D.They are influenced by advertisements.A.By blocking anonymous advertisements.B.By improving parents-children relationships.C.By reducing the purchases of food with sugar.D.By encouraging children to do more exercises.5.Section

7、B_A.A lot of preparation is needed before doing real climbing.B.Rock-climbing is not dangerous if you are strong enough.C.The man has chosen the class of rock-climbing.D.The man likes rock-climbing very much.A.Hi-tech safety equipment ensures ones safety.B.One is safe if he is very careful.C.There a

8、re safety equipments prepared on the ground.D.A lot of people do rock-climbing and they are OK.A.She can make a lot of friends.B.She can learn mental discipline.C.She can get more familiar with the man.D.She can lose weight.A.Take a climbing trip.B.Tell the woman once he has made a decision.C.Join t

9、he class.D.Join the class if the woman does.A.To ask for suggestions on family holiday.B.To complain about the holiday plan.C.To inquire about camping information.D.To discuss about the accommodation.A.He hasnt enough money to go where he wants.B.He wants to visit many places.C.His family have diffe

10、rent ideas.D.He doesnt know his likes and dislikes.A.He plans to buy a new apartment.B.He is longing to spend his holiday in France.C.He wants to go fishing during the holiday.D.He doesnt care how much money to spend.A.Frame tent.B.Sleeping bags.C.A tin opener.D.Nothing at all.6.Section C_A.Happy mo

11、ods.B.Good memory.C.Proper reasoning.D.Some training.A.To improve old peoples memory and thinking ability.B.To test how long thinking skill lasts in trained older people.C.To help old people do daily work.D.To examine how long a well-trained old people can live.A.Speed of finishing short training cl

12、ass.B.Speed of receiving and understanding information.C.Speed of learning memory and thinking skills.D.Speed of generating correct reasoning.A.They disappear after the training.B.They endure for five years.C.They last for a full ten years.D.They remain forever.A.Its strong currency.B.Its high cost

13、of buying a car.C.Its beautiful environment.D.Its massive immigrants.A.Sydney.B.Paris.C.Tokyo.D.New York City.A.High renting fees.B.Costly traveling expenses.C.High costs of groceries.D.High costs of education.A.Those who seldom sleep.B.Those who seldom drink.C.Those who often smoke.D.Those who ofte

14、n eat junk food.A.No smoking or drinking guarantees happiness.B.Kids with happy characters are less inclined to drink.C.Unhappy kids are more likely to be less healthy.D.Eating junk food worsens kids health.A.Eating fruits.B.Making friends.C.Drinking alcohol.D.Doing exercise.三、Reading Comprehensio(总

15、题数：8，分数：60.00)7.Part III Reading Comprehension_8.Section A_Dont let vacations or business travel sideline (使退出) your exercise routine. Physical activity is a great way to 1stress and adjust to a new time zone when youre traveling. Heres how to get the most out of it: Find fitness-friendly 2. Call ah

16、ead to make sure your hotel or motel has a good fitness facility or at least a place where youll feel safe and 3going for a walk. Take 4of the local attractions. Many places offer their own 5exercise opportunitiestrails through beautiful parks or forests, beach walks, boat rides on the lake, bike ri

17、des out of town. Check the travel 6of your bookstore or look on-line for information before you travel. Be sure to bring along what youll need. Walking shoes, gym shorts, a T-shirt, resistance bandsmake a checklist of all the things youll need while youre away and make sure to 7it all. Use every opp

18、ortunity. Too busy to set aside a block of time for 8? Look for every opportunity you can to be active. Book a room on the third floor and take the stairs. Walk whenever you canbetween meetings, while youre waiting at the airport, on your way from here to there. Be 9. If youre on a busy business tri

19、p, dont add to the stress by trying to do too much. Spending 1015 minutes on refreshing walking, along with climbing a few flights of stairs instead of taking the elevator, should hold you until you get home againand back to your regular routine.A) accommodations E) equipment I) pack M) sectionB) ac

20、tivity F) identically J) potential N) sketchC) advantage G) merely K) realistic O) uniqueD) enjoyable H) oppose L) relieve（分数：20.00）填空项 1:_填空项 1:_填空项 1:_填空项 1:_填空项 1:_填空项 1:_填空项 1:_填空项 1:_填空项 1:_填空项 1:_10.Section B_Worried about prescription drugs? How to weigh your risk?A When the pain reliever Vio

21、xx was withdrawn from the worldwide market last September after the announcement that it increased patients risk of heart attacks and strokes, millions panicked. Suddenly, ads for the drug were replaced with ads looking for Vioxx “victims“. Not only did patients stop taking Vioxx but, doctors say, m

22、any people stopped taking their other medicines, toosometimes putting their health at serious risk. The sometimes-sensationalized headlines didnt help. People wondered. Should I trust my doctors? Could what I thought would help me actually kill me? Is the drug safety system broken?B Americans have s

23、omehow come to believe they should get the best medical care with the latest remedies with no side effects. But there is no drug that doesnt have side effects. Peter Corr, head of worldwide research and development for drug manufacturer Pfizer says, “As a society we expect medicine to be perfect. Th

24、ere is no such thing. There is always a risk.“C Since there is no such thing as a pill that is completely safe, including aspirin, consumers have to accept the dichotomy (一分为二) that the same medicines that extend and enhance our lives may hurt us: some of them may merely have minor side effects, whi

25、le others are able to cause death. So how should you and your doctor proceed?1. Weigh the risks and benefits of any drug.D As a smart consumer you must decide whether a drug is “safe enough“ for you. The greater the benefit, the more risk you may be willing to take. If your illness is mild and not v

26、ery bothersome, you may decide that any risk is too big and opt against taking any medications at all. On the contrary, if your illness is serious or potentially life threatening, you may even be willing to try an experimental drug with greater risk for serious side effects.E Zena McAdams, 59, a reg

27、ional clergyman in Macon, Georgia, has lived with a condition that causes chronic pain for many years. For a long time she took OTC ibuprofen (布洛芬, 一种镇痛非处方药), “I mean lots of it,“ she says. In the spring of 2001, her doctor prescribed Vioxx. Taken only once a day, it was “remarkable,“ she says. “I t

28、ook it every day till it was taken off the market.“F After speaking to her doctor, she switched to Celebrex last October. It was also effective in controlling the aches and pains associated with her conditionuntil she heard concerns that it, too, had serious potential side effects. She talked to her

29、 doctor, weighed the risks versus the benefits and decided that her quality of life was most important. “There is always that nasty feeling about safety,“ she says, “but there is no reason to think that I have any heart problems. The benefits at this point in my life certainly outweigh the risks. Th

30、e drug works. It eases the pain.“2. Be especially cautious about new drugs.G New drugs are inherently risky. So if youre taking one, monitor yourself carefully. Have your eating and digestive habits changed? Are you feeling unusually tired or agitated (焦虑不安的)? Have your breathing patterns or skin co

31、lor changed? If so, call your doctor immediately, who may tell you to stop taking the drug. How does a consumer know that a drug is new? Ask your doctor or pharmacist (药剂师). If you have a choice between two or more equally effective drugs, choose the one with a longer track record of safety. If you

32、are taking a drug in the same class as one that has been recalled, it is careful to ask your doctor if that drug places you at greater risks.3. Know if youre in a high-risk group.H Although scientists still dont know precisely why, certain individuals have bad reactions to a drug or to a particular

33、dose of a drug, while others dont. Men metabolize (新陈代谢) drugs differently than women do, for example. Be especially watchful if you are very young, very old or pregnant. Drugs usually arent tested on these groups. “I worry the most about the elderly,“ says Avorn. “They are vastly under-represented

34、in trials of drugs, yet they are the most likely to be taking the drugs when they are approved.“4. Ask the right questions.I When you get a new prescription, never leave the doctors surgery without a clear understanding of why youre taking the drug, how to take it, and how youll know if its working.

35、 Even if it makes you a bit uncomfortable, ask. You are responsible for your own health and safety. “If the doctor doesnt want to answer questions, you should probably find another doctor,“ says Avorn. After your visit, if you still have questions, call or e-mail the doctor. Use your pharmacist as a

36、n expert consultant for any additional concerns you have about the drug or its side effects.J You can ask the pharmacist for the professional package insert for the drug, says Corr. Although its written for health care providers, it includes information on clinical trials and side effects. Also, if

37、theres been a label change, with new information about the drug or any warnings, it will be part of the PPI (保险证明). Or request more consumer-friendly information, which should tell you how to use the drug properly and warn of any precautions. You can also call the drug companys toll-free number for

38、more information, or go to its website.5. Be informed, and follow directions carefully.K Check that the pills you receive are the correct ones. Errors crop up in the dispensing of medications: Its easy to confuse products with similar names (for example, Zantac and Xanax). Read the instructions and

39、take your pills exactly as prescribed. Be alert for expiration dates, and stay attentive to recalls and warnings. Tell your doctor about any other medications you take, either prescribed or OTC (over the counter). Drug interactions can cause serious problems. For example, Posicor, an antihypertensiv

40、e drug (治疗高血压的药), was taken off the market because it could cause blood pressure to drop sharply when used with other heart medications. If you fill all your prescriptions at the same store, the pharmacist may be able to warn you of known interactions.L It is vitally important that patients and thei

41、r doctors provide feedback to manufacturers and regulators if they have any suspicion of a problem. Then these signals will be known and can be analyzed to see if they are more widespread, which could save lives.（分数：20.00）(1).Among drugs with equal effect, you should choose the one with a longer saf

42、ety record.（分数：2.00）填空项 1:_(2).Information on clinical trials and side effects of a drug can be found in its professional package insert.（分数：2.00）填空项 1:_(3).When Posicor is used with other heart medications, it may lead to sharp drop of blood pressure.（分数：2.00）填空项 1:_(4).Patients with a minor illnes

43、s are the least likely to try drugs with serious side effects.（分数：2.00）填空项 1:_(5).If patients and doctors can provide appropriate feedback to drug manufacturers, many lives could be saved.（分数：2.00）填空项 1:_(6).Avorn worries about the elderly most because they usually arent included in the trials of ne

44、w drugs.（分数：2.00）填空项 1:_(7).Drugs with similar names may result in errors of medication dispensing.（分数：2.00）填空项 1:_(8).According to Peter Corr, every drug has certain kind of side effects.（分数：2.00）填空项 1:_(9).For many years, Zena McAdams had to take medicines to control chronic pain.（分数：2.00）填空项 1:_(

45、10).It is suggested that we should change the doctor if he/she doesnt want to answer the questions about drug usage.（分数：2.00）填空项 1:_11.Section C_Girls think they are cleverer, more successful and harder working than boys from as young as four, a study has found. Boys come round to this view by the age of seven or eight and assume that girls will outperform them at school and behave better in lessons, research from the University of Kent shows. The studyGender Expectations and Stereotype Threat