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1、DThe global energy crisis is approaching. What can we do? Here are some steps you can take. Cooling puts the greatest stress on your summer energy bill and the power grid（电网）. Just as a tune-up for your car can improve your gas mileage, a yearly tune-up of your heating and cooling system can improve
2、 efficiency and comfort. Clean or replace filter monthly or as needed. For central air conditioning systems and room air conditioners, look for the ENERGY STAR, the federal governments symbol for energy efficiency. For central air, purchase the system with the highest possible Seasonal Energy Effici
3、ency Ratio（SEER）. Use energy-efficient ceiling fans either alone or with air conditioning Ceiling fans do a great job of circulating air. When used with air conditioning, fans allow you to raise the thermostat（恒温器）and cut costs. Ceiling fans cool people, not rooms, so before you leave, turn off the
4、ceiling fan. Let a programmable thermostat “remember for you” to automatically adjust the indoor climate with your daily and weekend patterns to reduce cooling bills by up to 10 percent. You can come home to a comfortable house without wasting energy and creating pollution all day while you are at w
5、ork. Try to make your home airtight enough to increase your comfort, make your home quieter and cleaner and reduce your cooling costs up to 20 percent. Cut your air conditioning load, and reduce pollution by planting leafy trees around your home and fixing reflective bricks on your roof. Close blind
6、s or shades on south-and west-facing windows during the day, or fix shading equipment to avoid heat build-up. Turn off everything not in use: lights, TVs, computers. And use fluorescent bulbs（荧光灯）, which provide bright, warm light while using at least two-thirds less energy, producing 70 percent les
7、s heat and lasting up to 10 times longer than incandescent bulbs（白炽灯）. Drive the car that gets better gas mileage whenever possible if you own more than one vehicle. If you drive 12,500 miles a year, switching 10 percent of your trips from a car that gets 20 miles per gallon to one that gets 30 mpg
8、will save you more than $65 per year. Carpool. The average U.S. commuter（乘车上班族）could save about $260 a year by sharing cars twice a week with two other people in a car that gets 20. 1 mpgassuming the three passengers share the cost of gas. 68. According to the passage, the thermostat is used to . A.
9、 make rooms quieterB. control room temperatureC. turn off the air conditionerD. reduce room air pollution69. We can conclude from the passage that the author probably discourages . A. planting leafy trees around your homeB. turning off the ceiling fan before you leave your houseC. keeping your south
10、-facing windows open during the dayD. using fluorescent bulbs instead of incandescent bulbs70. According to the passage, you can save fuel by _. A. using energy-efficient ceiling fansB. sharing cars with others on workdays C. turning off everything not in useD. reducing 10% of your car trips every y
11、ear71. This passage is mainly about . A. energy-saving tipsB. fuel-saving tipsC. do-it-yourself tipsD. environment-protecting tipsEA new study has found no evidence that sunscreen, commonly used to reduce the risk of skin cancer, actually increases the risk. Researchers from the University of Iowa b
12、ased their findings on a review of 18 earlier studies that looked at the association between sunscreen use and melanoma(黑素瘤). They said that they found flaws in studies that had reported associations between sunscreen use and higher risk of melanoma. Most health experts believe that by protecting th
13、e skin from the harmful effects of the sun, sunscreen helps prevent skin cancer, which is increasing in incidence (发生率) faster than any other cancer in the United States. But questions have been raised about sunscreen and whether it may have the opposite effect, perhaps by allowing people to remain
14、exposed to the sun longer without burning. The researchers said that among the problems with some earlier studies is that they often failed to take into account that those people most at risk for skin cancerpeople with fair skin and freckles（雀斑）, for exampleare more likely to use sunscreen. As a res
15、ult, it may appear that sunscreen users get cancer more often. The studies, which generally relied on volunteers to recall their sunscreen use, were also unable to prove how well the products had been applied, said the new study. 72. The underlined word “flaws” in the 2nd paragraph most probably mea
16、ns . A. evidencesB. factsC. faultsD. failures73. People with fair skin and freckles . A. seldom use sunscreenB. are more in danger of skin cancerC. can be free from the harm of the sunD. often expose themselves to the sun74. We can learn from the passage that . A. sunscreen users get skin cancer mor
17、e oftenB. the volunteers have proved the effect of sunscreenC. the new study was based on the experiences of volunteersD. the number of skin cancer patients is increasing in America75. Which of the following can be the best title for this passage?A. Sunscreen to Prevent Skin Cancer B. Sunscreen to I
18、ncrease Skin CancerC. Skin Cancer Caused by Sunscreen D. Skin Cancer Caused by Freckles第卷（非选择题共35分）第四部分 写作（共两节，满分35分）第一节 短文改错（共10小题：每小题1分，满分10分）此题要求改正所给短文中的错误。对标有题号的每一行作出判断；如无错误，在该行右边横线上画一个勾（）；如有错误（每行只有一个错误），则按下列情况改正此行多一个:把多余的词用斜线()划掉，在该行右边横线上写出该词，并也用斜线()划掉。此行缺一个词：在缺词处加一个漏字符号（），在该行右边写出该加的词。此行错一个词：在错
19、的词下划一横线，在该行右边横线上写出改正后的词。注意：原行没有错的不要改。Dear Ken, I am very exciting to learn that youre coming to 76. _Beijing for the Olympics. Both my parent miss you a77. _lot. So do our friend, Cathy. August is the best time78. _of the year to visit Beijing, because of there is only79. _a few rain and the weather
20、 is neither too hot nor too 80. _cold. There are so many places I want to take you to 81. _after I finish my work like a volunteer. When you come,82. _you can stay with ourselves. My home is about three kilometers83. _far away from the National Stadium, also known as84. _the “Birds Nest”, where open
21、ing ceremony, will be held. 85. _ Best regards, Janet68. B. 根据第五段第一句automatically adjust the indoor climate with可以得知the thermostat是用来自动调节室内温度的. 69. C. 根据第八段Close blinds or shades on south-and-west-facing windows during the day一句可以判断C选项为错误做法，而其他三个选项文中都认为是正确做法. 70. B. 要注意审题，本题问的是save fuel. 71. A. 通篇讲的
22、是save energy，而save fuel仅仅只是其中的一部分. 72. C. 文章第一段就开门见山指出：到目前为止还没证据表明sunscreen会增加skin cancer的几率，接下来的段落也解释了使用sunscreen跟skin cancer没有必然的联系，故排除A、B选项. 73. B. 根据第五段中的that those people most at risk for skin cancerpeople with fair skin and freckles (雀斑),可以找到正确答案. 74. D. 根据第三段中的,which is increasing in incidenc
23、e (发生率) faster than any other cancer in the United States. 可以获取正确信息. 75. A. 读完全文可知：sunscreen有助于防癌. 76. exciting excited 我很激动。而不是使人激动的。人做主语，用-ed分词形容词。77. parent parents 父母应为复数。78. do does 我的朋友Cathy 作主语，谓语动词应用第三人称单数。79. 去掉第二个of because of 后一般接名词或动名词。80. few little little 修饰不可数名词，few修饰可数名词。81. 82. like as work as 做工作，充当，担任。83. ourselves us 根据句意，应该用宾格。84. 去掉far far 表示距离，与about three kilometers 重复。85. 在where 后加the 开幕式为特指，所以加the.