[外语类试卷]大学英语六级模拟试卷739及答案与解析.doc
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1、大学英语六级模拟试卷 739及答案与解析 一、 Part I Writing (30 minutes) 1 Publicizing Lists of Uncivilized Residents 1目前某市政府在媒体上曝光不文明的市民 2人们对这种做法反应不一 3你的看法 二、 Part II Reading Comprehension (Skimming and Scanning) (15 minutes) Directions: In this part, you will have 15 minutes to go over the passage quickly and answer t
2、he questions attached to the passage. For questions 1-4, mark: Y (for YES) if the statement agrees with the information given in the passage; N (for NO) if the statement contradicts the information given in the passage; NG (for NOT GIVEN) if the information is not given in the passage. 2 Just Too Lo
3、ud Ted Rueter isnt joking about possibly moving to New Zealand. And if he does go, it wont be the rage or the expense of living in the U.S. that drives him away. It will be the leaf blowers. Americans now own more than 90 million of the evil things, he says, each of them making the job of lawn clear
4、ing much easierand much, much louder. Rueter, a professor at UCLA who is head of the advocacy group Noise Free America, already fled Los Angeles to get away from the leaf-blower bother, only to move to New Orleans and find the problem just as bad there. “Everywhere has turned into leaf-blower hell.“
5、 he says. Its not just the blowers that are driving Rueter daft. Its the boom carsthose high-decibel(分贝 ), low-frequency speakers on wheels that cause your windshield to buzz and your eardrums to pulse when they pull up next to you at a stoplight. Its the car alarms too, as well as the barking dogs
6、and the banging garbage trucks and the screaming airplanes and the roaring highways. Its the explosion of ambient(周围的 ) noise that seems to be everywhere, costing more and more people not only their sleep and their sanity but increasingly their hearing and health as well. According to the National I
7、nstitutes of Health, more than 10 million Americans already suffer some permanent noise-induced hearing loss. They report that some 30 million are exposed to daily noise levels that will eventually reduce their ability to hear. One in eight children between the ages of 6 and 19 already have some deg
8、ree of hearing loss, and adults who are going deaf are doing so earlier and earlier. “The greatest increase in noise-related hearing loss occurs for people a5 to 64 years old,“ says Dr. James Battey, director of the National Institute on Deafness. “This is almost 20 years younger than we would expec
9、t.“ And its not just our ears the noise is hurting. It-takes sounds in excess of 85 db to damage hearing, but noise at less than 75 db may be linked to hypertension, and that at just 65 db leads to stress, heart damage and depression. Think the noise in your environment doesnt rise to that level? Th
10、ink again. A ringing telephone can reach 80 db; a hair dryer hits 90 db; an ambulance siren can top out at 120 db. “Noise pollution is truly a public health threat, “says Representative Nita Lowey of New York, who has reintroduced a bill in Congress to turn down the volume. “Its critical,“ she says,
11、 “that we work to diminish the impact noise has on our communities.“ The booming of America has many causes. Population growth in city centers, loss of rural land to suburban sprawl, and the soaring number and size of cars on the highways all play a role. So too does the entertainment industry, with
12、 Walkmans, Pods and surround-sound theaters pouring noise into consumers cars. Even sports stadiums, always noisy places, have got louder as earsplitting commercials fill the comparatively quiet interludes that used to prevail during pauses in the action. Whatever the roots of the problem, the noise
13、 is now everywhereand the workplace may be the worst place of all. At least 20% of US workers do their jobs in environments that could endanger their hearing, according to NIOSH. The US government estimates that more than 90% of coal miners suffer hearing impairment by age 50. Even farms are not exc
14、eptional: according to the New York Center for Agricultural Medicine and Health, a staggering 75% of farmers now exhibit some hearing impairment, mostly as a result of noisy equipment. “Hearing loss is one of the most common workplace conditions, “says audiologist Ted Madison. For kids, the racket s
15、tarts in the cradle. A squeaky toy held close to the earwhich is precisely where babies may put themcan reach 94 db. A toy xylophone(木琴 ) can ring in at 92 db. And since babies car canals are so small, a sound that gets in them may knock around harder than it docs in an adults ears and do comparably
16、 more damage. Noise can be controlled to an extent, depending on the source. Some of the biggest sources of ambient noise are highways and roads, but the cause is less honking(使鸣响 ) horns or gunning enginesthough those play a rolethan tires hitting pavement, flexible rubber making contact with aspha
17、lt(沥青 ) doesnt seem as if it would produce a lot of noise but in fact it does. As any spot on the tire strikes the highway, it hits with the trunk of a little rubber hammer. Also, the patch of tire thats in contact with the ground at any instantthe so-called tread blockan squeak like a sneaker on a
18、gym floor. Air pumping through tire grooves makes noise of its own. The solution, says engineer Bob Bernhard, is to change not the tires but the road surface. “You can make the pavement porous,“ he says,“ which affects the air-pumping mechanism. You can also mix a little rubber in with the asphalt,
19、which changes the roads stiffness. “Porous surfaces are already being rolled out in parts of Georgia, Florida and Arizona, as well as in Europe. Road noise that cannot be eliminated can be covered. More and more highways are being framed by high walls, additions that do little for the view but an aw
20、ful lot for the peace and quiet of the people living nearby. The walls reduce noise by either reflecting or absorbing it. This low-tech though pricey fixabout $1 million a mileeduces sound levels only as much as 7 db, but given the exponential way noise propagates, thats a lot. “A 10-db reduction ma
21、y work out to a halving of loudness,“ says Nicholas Miller, head of Harris Miller and I spent years playing in bars throughout the South. In my mid-30s I moved to Nashville. After two years of hard work, I somehow managed to get a songwriting deal, and a record label was showing interest in me. Then
22、 my wife and I started having marital problems, and we moved to another state. The move was like driving the last nail in the coffin on my dream. It felt as if Id given up on myself. One day during a trip I made to Nashville, a friend offered me a hit of methamphetamine from a little pipe. I didnt k
23、now then that meth is our biggest drag problem in rural America that its the easiest, cheapest drug to obtain, and also one of the most addictive. So I smoked it. And that was all that I thought about for the next year and a half. I ended up with a one to two gram-a-day habit, at a hundred dollars a
24、 gram. When the police arrested me, I looked like death, and didnt care. My body was so beat up from doing drugs that my eyes were sunk back in my head, and my teeth and hair were failing nut from malnourishment ( 营养不良 ). The first seven days in jail, I just slept, going cold turkey(强制戒毒 ). When I w
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