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1、- 1 -20122012 年年 1212 月月 份份 全全 国国 大大 学学 英英 语语 四四 级级 考考 试试- -注注 意意 事事 项项一、将自己的校名、姓名、准考证号写在答题卡 1 和答题卡 2 上，将本试卷代 号划在答题卡 2 上。 二、试题册、答题卡 1 和答题卡 2 均不得带出考场，考试结束，监考员收卷后 考生才可离开。 三、仔细读懂题目的说明。 四、在 30 分钟内做完答题卡 1 上的作文题。30 分钟后，考生按指令启封试题 册，在接着的 15 分钟内完成快速阅读理解部分的试题，然后监考员收取答题卡 1，考生在答题卡 2 上完成其余部分的试题。全部答题时间为 125 分钟，不得
2、拖 延时间。 五、考生必须在答题卡上作答，凡是写在试题册上的答案一律无效。 六、多项选择题每题只能选一个答案；如多选，则该题无分。选定答案后，用 HB-2B 浓度的铅笔在相应字母的中部划一横线。正确方法是：ABCD 使 用其它符号答题者不给分。划线要有一定粗度，浓度要盖过字母底色。 七、在考试过程中要注意对自己的答案保密。若被他人抄袭，一经发现，后果 自负。 全国大学英语四、六级考试委员会 2011 年 12 月partI Writing (30 minute) 注意：此部分试题在答题卡 1 上。 Directions:For this part ,you are allowed 30minu
3、te to write a short essay on the topic of students selecting their - 2 -fectures.You should write at least 120 words following the outline when bellow: 1.随着全球变暖现象越来越严重，我身边的着怎样的变化。2.日常生活中，你认为怎么做才是真正的绿色生活。On Students Selecting LecturersPart II Reading Comprehension (Skimming and Scanning) (15 minutes)
4、Directions: In this part, you will have 15 minutes to go over the passage quickly and answer the questions on Answer Sheet 1.For questions 1-7, markY (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 passa
5、ge;NG (for NOT GIVEN) if the information is not given in the passage.For questions 8-10, complete the sentences with the information given in the passage.Gulf Wracked By Katrinas Latest Legacy-Disease, Poisons, MoldA month after Hurricane Katrina tore through the U.S. Gulf Coast, medical experts are
6、 now struggling with the latest crisis in the region; contamination(污染).Katrina left New Orleans and other communities tainted with oil, sewage, and possibly poisons leached from federal toxic waste sites, the U.S. Environmental Protection Agency (EPA) says.The pollution, combined with the lack of r
7、egular medical services in the region, has raised serious questions about the safety of New Orleans and other coastal towns as people longing for home begin to go back.“I dont think New Orleans is safe for people to return to, from a public health and environmental health standpoint,“ said Miriam As
8、chkenasy, an environmental health expert working with Oxfam America in the region.Much of the contamination rests in the brown, filmy sediment(沉淀物) left behind by Katrinas polluted floodwaters.Recent EPA tests of the sediment confirmed high levels of E. coli bacteria, oil and gas chemicals, and lead
9、, as well as varying quantities of arsenic.The health risks posed by the sediment are immediate, experts say, because the sludge(淤泥) is nearly impossible for returning residents to avoid. In New Orleans, it covers every surface that was flooded, from cars and now-dead lawns to the entire contents of
10、 flooded homes, stores, hospitals, and schools.“When people come back, they are exposed to the sediment,“ said Wilma Subra, a chemist from New Iberia, Louisiana, who is analyzing the sediment. “Its in their yards and houses.“Old Pollution ResurfacingPlaquemines Parish, a rural county on the peninsul
11、a south of New Orleans, is now covered with even more toxic sediment than it was two weeks ago, thanks to Hurricane Rita.“Six inches up to one foot (15 to 30 centimeters) of sludge,“ Subra reported.Much of the sludge in Plaquemines is the product of nearby bayous and bay bottoms, where sediment was
12、lifted up by Katrinas and Ritas storm surges.The sediment has been polluted over the years with industrial chemicals and heavy metals, said Subra, who tested the sediment for the Southern Mutual Help Association, a nonprofit organization in New Iberia, Louisiana.- 3 -“These water bodies have receive
13、d industrial wastes for decades,“ she said. “This material has toxic chemicals, metals, and organic petrochemicals(石化产品).“Matters have only been made worse by multiple oil spills caused by Katrina and Rita. According to the U.S. Coast Guard, 11 oil spills have occurred in southern Louisiana, totalin
14、g 7.4 million gallons (28 million liters) of oil, most of which has been contained.Bacteria levels are also especially high in the Plaquemines sludge, said Rodney Mallett, spokesperson for the Louisiana Department of Environmental Quality.“The sewage treatment plants were underwater,“ he explained.
15、“Between the animal waste and the human waste, youve got a lot of bacteria.“Protection KitsHealth and environmental agencies are advising people to avoid contact with the sludge. They recommend that people wear gloves, goggles, and dust masks, and that they wash promptly if exposure occurs.EPA offic
16、ials are directing people to its Web site (www.epa.gov) to inform themselves of the contamination risks.But most people returning to the area dont have computers to get that information, said Erik Olson, an attorney for the Natural Resources Defense Council, an environmental advocacy group.“If you do read the Web site,“ he added, “you practically have to ha
