[外语类试卷]大学英语四级模拟试卷651及答案与解析.doc
《[外语类试卷]大学英语四级模拟试卷651及答案与解析.doc》由会员分享,可在线阅读,更多相关《[外语类试卷]大学英语四级模拟试卷651及答案与解析.doc(46页珍藏版)》请在麦多课文档分享上搜索。
1、大学英语四级模拟试卷 651及答案与解析 一、 Part I Writing (30 minutes) 1 For this part, you are allowed 30 minutes to write a short essay entitled On the Extravagant Spending Among College Students. You should write at least 120 words following the outline given below: 1现在有些大学生花钱大手大脚 2出现这种现象的原因 3我的看法 On the Extravagan
2、t Spending Among College Students 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 the questions attached to the passage. For questions 1-7, mark: Y (for YES) if the statement agrees wit
3、h 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. 1 Americas Top 5 Cleanest Cities What is a clean city? Ideally, its a place where the air quality is good, the wate
4、r is safe to drink, and factories arent dumping harmful chemical waste into the environment. Its also a place where you look up and down streets that are free of garbage, and stroll through parks without wading through litter. San Francisco Background: Once a prominent shipping and manufacturing cen
5、ter, San Francisco now has booming financial and business sectors. Since 1980, the citys population has increased by more than a third and its per capita income ranks among the nations highest. Few places have a citizenry that is more environmentally conscious. Problems: Like nearly every traffic-cl
6、ogged urban area, San Francisco has struggled with high emissions of greenhouse gases. Its Hunters Point area is home to two polluting power plants and a highly contaminated Naval Shipyard. In 2002, a national report found that while the source water was safe, its tap water contained high levels of
7、a cancer-causing pollutant known as TTHM. Solutions: The citys Environment Department something many municipalities lack is seeking to close the power plants at Hunters Point, and the federal EPA is overseeing a massive cleanup of the shipyard there. Meanwhile, San Francisco is in the forefront of e
8、fforts to promote the use of clean-air vehicles, with its public transportation leading the way. The citys bus fleet over 700 electric-drive vehicles will be converted to this clean-air technology by 2020. As for concerns about its drinking water, San Francisco responded by modifying its water treat
9、ment process, which brought the TTHM levels back down into the safe zone. Finally, the local government is finding ways to push energy savings. Columbus, Ohio Background; rt was the only major city in the state to grow in population. Its economy is light on industry less than 12% of its job force wo
10、rks in the manufacturing sector. The big growth has been in financial and insurance businesses, as well as retail. Meanwhile, per capita income is slightly below our 50-city average. Problems: Columbuss steady development has made it tough to keep the citys watersheds clean. Also, an aging storm wat
11、er and underground water system has caused overflows in recent years. Litter has been a manageable problem, although Columbus has a recycling rate of just 4%. And finally, the late 1990s were marked by a sudden increase in ugly graffiti (涂鸦 ) on both public and private property. Solutions: The mayor
12、 recently unveiled (将 公之于众 ) a new initiative, “Get Green Columbus“ which established an Office of Environmental Stewardship. Also underway is a program to update the sewage and storm water systems. Columbus has committed to removing graffiti within two days of its appearance. Through the citys Neig
13、hborhood Pride program, a handful of communities each year get a solid week of concentrated cleanup, including tree trimming (修剪 ), bulk trash pickup and litter removal. Buffalo, New York Background: Long known as a Rust Belt city where steel was king, Buffalo was hit hard when that industry went in
14、to steep decline over two decades ago. As steel plants shut down, Buffalo was forced to rebuild its economy from the ground up. But with the clean hydroelectric energy generated by nearby Niagara Falls, Buffalo has begun luring new, non-manufacturing businesses to the area. Problems: A heavily pollu
15、ted Buffalo River, acres of brown-fields, dwindling population, shrinking tax base and fiscal problems meant drastic cuts in city services including cleaning. As a result, huge trash piles often accumulated in front of homes, sometimes going uncollected for days on end. At the same time, Buffalo was
16、 struggling with a sizable rat trouble. Solutions: Buffalo has made great strides in cleaning up brown-fields and contaminated sites. Meanwhile, plans are underway to turn part of the former Bethlehem Steel site into a wind farm that will generate clean power for businesses and residents. The state
17、is also overseeing a Buffalo River cleanup, already successful enough to draw boaters and fishermen back to the waterway. As for the trash problems, Buffalo undertook an award-winning restructuring of its garbage collection system. 13 high-tech street sweepers, 24 hours a day during non-winter month
18、s, now help keep the streets clean. And the city has dramatically curbed the rat problem by distributing large, securely covered garbage bins to every residence in the city. San Jose, California Background: The booming high-tech business during the 1980s and 1990s earned it the name Silicon Valley.
19、Numerous semiconductor and computer chip manufacturers brought in huge numbers of highly educated workers, driving up house values and living costs. Then the dot-com bust hit, and San Jose suddenly lost 200 000 jobs. Now the city is seeking to reinvent itself as a center for innovation and research
20、in diverse fields. Problems: In the early 1980s, a leaking underground storage tank was found to be polluting the drinking water of 65 000 people. Besides high-tech contamination, the Valleys rapid growth resulted in extensive sprawl, which means traffic, and air pollution. Solutions: The widespread
21、 pollution gave rise to a strong grass-roots environmental movement that pressured industry to clean up its mess. Industry responded by setting higher standards for itself than required. Because of the groundwater pollution, the Santa Clara Valley Water District became a national leader in testing a
22、nd protecting drinking water. Portland, Oregon Background: Portland, long an important port and shipbuilding center, now also has a burgeoning (急速 发展的 ) high-tech sector, and a robust manufacturing base in paper, metal products and sportswear. Nonetheless, the per capita income is below the average
23、for the 50 cities in our analysis. Problems: The sewer system is ancient and poorly designed, combining storm water runoff with sewage in the same piping system. Industries in Multnomah County. Portlands home, continue to spew an estimated 1.85 million pounds of toxics into the air, water and land.
24、Solutions: Portland belongs to the countrys only elected regional government, which means the city coordinates its planning and growth decisions with its neighbors. This arrangement has allowed Portland to make far-ranging decisions, such as the establishment of a growth boundary around its urban ce
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
2000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 外语类 试卷 大学 英语四 模拟 651 答案 解析 DOC
