大学英语六级87及答案解析.doc

1、大学英语六级 87及答案解析(总分：428.02，做题时间：132 分钟)一、Part I Writing (3(总题数：1，分数：30.00)1.For this part, you are allowed thirty minutes to write an composition on the topic of A Speech on Tele-education. You should write no less than 150 words and base your composition on the outline below: A Speech on Tele-educati

2、on. 1人们对远程教育的看法不一。 2表明你的观点和看法。 （分数：30.00）_二、Part II Reading C(总题数：1，分数：71.00)Internet Users Turn Addicts If youre an Internet user, you know who you are. They are among all of us in society, although many may choose not to acknowledge that they too, frequently use the Internet. As I sit here and loo

3、k across the street, I see a man in front of his own computer; the screen glowing against the window behind him. He does not use his personal computer for work, he is a farmer. He has become what is known as an “Internet Junky“. The addiction begins innocently. At the start, you are not even aware o

4、f the possibilities that may form from your excessive computer use. You begin to take an avid interest in e-mailing with your friends and family. Once the novelty of keeping in touch with your colleagues wears off, and researching starts to bore you, you may possibly expand your computer usage to ch

5、atting. Yes, chatting. It is something that is becoming more acceptable in our lives, but it is still looked down upon by many skeptics. Chatting through the Internet involves choosing an appropriate nickname for yourselffor example, Fishermanand then finding a room where you feel compelled to spend

6、 time in. Once youve entered the room, other fellow chatters may say, “Hello. a/s/1 (age/sex/location) please.“ And so begins the addiction. Once you become involved in meeting people online, it is difficult to break such a habit. You may even make a daily habit of it. People have been found to carr

7、y out exactly the same behavior, not only across the nation, but across the globe. In any one room, you may come across people from five different countries of the world. Granted, not everyone who stays online for hours on end, are enveloped in chatting, but it is more often than not, the cause for

8、Internet Addiction Disorder (IAD). The prevalence of Internet Addiction Disorder has been increasing in number, hence a support group, among many the Internet Addiction Support Group (IASG) has been developed. IAD, a “maladaptive“ pattern for Internet use, is leading to impairment and/or distress ca

9、used by three (or more) of the following, at any time in a period of one year: -A need for markedly increased amounts of time on Internet to achieve satisfaction; -Markedly diminished effect with continued use of the same amount of time on Internet; -Reduction in Internet use which has been prolonge

10、d. Symptoms of Internet Addiction Disorder include: -Psychomotor agitation; -Anxiety; -Obsessive thinking about what is happening on Internet; -Fantasies or dreams about Internet; -Voluntary or involuntary typing movements of the fingers. These symptoms begin to cause conflict in social, occupationa

11、l, or another important area of functioning. People who become addicted, use the Internet to relieve or avoid withdrawal symptoms, which are similar to those brought on by the halt of drug use. The disorder is recognized by the “persistent desire“ or “unsuccessful efforts“ to minimize the Internet u

12、se. On June 14, 1998, ABC news reported that an “Internet crazed“ Cincinnati woman was arrested for neglecting her three young children. The woman reportedly spent 12 hours straight online, while her hungry kids were locked away in a room so she could be online without interruption. The Internet is

13、rapidly becoming an addictive source to a lot of its users. Users of the Internet include: students, housewives, and business professionals. Some of these users spend a minimum of thirty-eight hours per week on the “net“ ; hence, losing touch with reality and reeking havoc on their studies, family l

14、ives, and even their careers. Based on level of addiction, there are three groups of Internet addicts: -the “Im-not-addicted-users“; -the “I-only-use-it-when-I-have-to-users“; -the “Internet Junkies“. The “Im-not-addicted-users“ are those who try to convince themselves that they are not addicted to

15、the Internet. This group includes college students who dont go online during the day to prove to fellow classmates that they can do without getting online; only, to stay up all night in a chat room. College students are not the only people who fit in this category though. In general, these users are

16、 addicts but portray themselves otherwise in the presence of people. The “I-only-use-it-when-I-have-to-users“, are those who make convenient excuses to go online. And finally, the “Internet Junkies“ are unlike the addicts in the previous two groups, these users neither sneak online nor make excuses

17、to get online. They put their lives on hold while engrossed with their computer usage. People who seem addicted to the Internet often show signs of psychiatric disorders such as, manic-depression. Psychiatrist Nathan Shapira of the University of Cincinnati College of Medicine, studied 14 people who

18、had spent so much time online, that they were facing problems at home, job loss, and flunking out of school. Nine of the 14 people studied, were found to have manic-depression at the time of the interview; half of the users had anxiety disorder such as “social phobia“ ; three suffered from eating di

19、sorders; four had uncontrollable burst of anger; and eight had abused alcohol or drugs at some time in their life. People with no prior sign of psychiatric trouble have gotten hooked on the Internet too. Yes, it is avoidable, but still many people fall into the addictive track, just as if it were sm

20、oking, drinking, or any other habitual behavior. The addiction can attack anyone of any age. Todays youth live with the Internet as a daily part of their lives. Chatting after school and on the weekends is listed among the usual activities like sporting events and shopping. Help is available, but do

21、nt get yourself tangled into the addiction. Its hard to break once youve got yourself wound into the habit. Good luck fellow Internet users. （分数：71.00）(1).Excessive use of computer has much to do with Internet addiction.（分数：7.10）A.YB.NC.NG(2).Users with IAD often find it difficult to get along in th

22、eir work.（分数：7.10）A.YB.NC.NG(3).College students are heavy Internet users.（分数：7.10）A.YB.NC.NG(4).The “Internet Junkies“ have nothing to be ashamed of about themselves.（分数：7.10）A.YB.NC.NG(5).It is difficult to_ as soon as you are so obsessed with meeting people online.（分数：7.10）_(6).The Internet Addic

23、tion Support Group has been established to treat_.（分数：7.10）_(7).College students do not admit they are Internet addicts in the presence of people, but they_.（分数：7.10）_(8).The “Internet Junkies“ are too engrossed with their Internet world to_ their actual life.（分数：7.10）_(9).According to Psychiatrist

24、Nathan Shapira, the psychiatric disorders symptoms of the Internet addicts include（分数：7.10）_(10).Since Internet has become part of daily life, it is highly essential to_.（分数：7.10）_三、Listening Comprehens(总题数：1，分数：15.00)A.Furnished apartments will cost more.B.The apartment can be furnished easily.C.Th

25、e apartment is just what the man is looking for.D.She can provide the man with the apartment he needs.A.The patient must receive treatment regularly.B.The patient cant leave the hospital until the bleeding stops.C.The patients husband can attend to the business in her place.D.The patient must take a

26、 good rest and forget about her business.A.The woman should work harder to improve her grades.B.The woman will benefit from the effort shes put in.C.It serves the woman right to get a poor grade.D.It was unfair of the teacher to give the woman a C.A.In a bar.B.In a restaurant.C.In a hotel.D.In a gro

27、cers.A.The woman deserved the award.B.The man helped the woman succeed.C.The woman is thankful to the man for his assistance.D.The man worked hard and was given an award.A.He didnt want to warm up for the game.B.He didnt want to be held up in traffic.C.He wanted to make sure they got tickets.D.He wa

28、nted to catch as many game birds as possible.A.The woman has a very tight budget.B.He does not think the fur coat is worth buying.C.Hes willing to lend the woman money for the fur coat.D.The woman is not careful enough in planning her spending.A.Take a break.B.Go to work.C.Do the other problems.D.Ke

29、ep trying.四、Section A(总题数：2，分数：10.00)A.Both a final examination and a term paper.B.Only a final examination.C.Only a term paper.D.Either a final examination or a term paper.A.A report.B.A book review.C.A research study.D.A five-page composition.A.An essay examination.B.An objective examination.C.An

30、open-book examination.D.A take-home examination.A.English.B.Psychology.C.Political Science.D.Chemistry.A.Membership in a co-op.B.The benefits of health food.C.Shopping in the supermarket.D.The current cost of food.A.Lowering its prices.B.Selling more household necessities.C.Changing its membership r

31、ules.D.Opening up more checkout lines.A.Avoid junk food.B.Attend monthly meetings.C.Buy cleaning supplies at the co-op.D.Work at the co-op for an hour every week.A.To save money on food.B.To buy food without additives.C.To do all his shopping in one place.D.To meet other health-conscious people.五、Se

32、ction B(总题数：3，分数：10.00)A.They were drawing pictures.B.They were watching TV.C.They were making a telephone call.D.They were tidying up the drawing room.A.They locked the couple up in the drawing room.B.They seriously injured the owners of the house.C.They smashed the TV set and the telephone.D.They

33、took away sixteen valuable paintings.A.He accused them of the theft.B.He raised the rents.C.He refused to prolong their land lease.D.He forced them to abandon their traditions.A.They wanted to protect the farmers interests.B.They wanted to extend the reservation area for birds.C.They wanted to steal

34、 his valuable paintings.D.They wanted to drive him away from the island.A.They extend their water pipes.B.They give out faint cries.C.They make noises to drive away insects.D.They become elastic like rubber bands.A.Thirsty plants.B.Well-watered plants.C.Quiet plants.D.Healthy plants.A.They could dri

35、ve the insects away.B.They could keep the plants well watered.C.They could build devices to trap insects.D.They could make the plants grow faster.A.Given by the local government.B.Born by a large number of bitches.C.Bought from different cities and villages.D.Captured over grassland.A.11-week course

36、 for control duty.B.11-week course for patrol duty.C.9-week course for control duty.D.9-week course for patrol duty.A.Catching runaway criminals.B.Scratching the hidden bombs.C.Patrolling the dangerous town.D.Drug-sniffing and bomb-sniffing.六、Section C(总题数：1，分数：10.00)A fire is always exciting and da

37、ngerous. People crowd around to watch the smoke, the flames, and the fire fighters, who risk their lives to save others lives. Fire fighters are in danger of burns and smoke injuries. (36) 1, they save thousands of lives and (37) 2 of dollars of property every year. Fighting fires is not just risky.

38、 It is also very (38) 3. Fire fighters do their jobs in rain or shine, (39) 4its 100 F or 20 F below zero. At a fire, they carry heavy gear up and down stairs or ladders. They search for (40) 5people. They hack holes in the roof to (41) 6smoke and gas. They hold hoses on the fire. The hoses are heav

39、y, and the water in them shoots out under great (42) 7 . In fact, it usually takes two fire fighters to hold one hose. Fire fighters also have many other duties. Sometimes they have to give first aid, and their (43) 8must be kept in order. They must visit factories and public buildings to check fire

40、 dangers. (44) 9. Fighting fires is an important job. That means there will always be jobs for fire fighters. However, the number of jobs available and the rate of pay depend upon the budget. (45) 10. A person has to pass certain tests in order to be hired as a fire fighter. Among these are tests of

41、 intelligence and strength. (46) 11. Applicants must also be at least 18 years old. After they are hired, new fire fighters spend a few weeks in a training school. They are assigned to a fire company. （分数：10.00）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:_填空项 1:_七、Reading Co

42、mprehensio(总题数：2，分数：177.00)A controversy erupted in the scientific community in early 1998 over the use of DNA (deoxyribonucleic acid) fingerprinting in criminal investigations. DNA fingerprinting was introduced in 1987 as a method to identify individuals based on a pattern seen in their DNA, the mo

43、lecule of which genes are made. DNA is present in every cell of the body except red blood cells. DNA fingerprinting has been used successfully in various ways, such as to determine paternity(父亲的身份)where it is not clear who the father of a particular child is. However, it is in the area of criminal i

44、nvestigations that DNA fingerprinting has potentially powerful and controversial uses. DNA fingerprinting and other DNA analysis techniques have revolutionized criminal investigations by giving investigators powerful new tools in the attempt to prove guilt, not just establish innocence. When used in

45、 criminal investigations, a DNA fingerprint pattern from a suspect is compared with a DNA fingerprint pattern obtained from such material as hairs or blood found at the scene of a crime. A match between the two DNA samples can be used as evidence to convict a suspect. The controversy in 1998 stemmed

46、 from a report published in December 1991 by population geneticists Richard C. Lewontin of Harvard University in Cambridge, Mass, and Daniel L. Hartl of Washington University School of Medicine in St. Louis, Mo. Lewontin and Hartl called into question the methods to calculate how likely it is that a

47、 match between two DNA fingerprints might occur by chance alone. In particular, they argued that the current method can not properly determine the likelihood that two DNA sample will match because they came from the same individual rather than simply from two different individuals who are members of the