[外语类试卷]大学英语六级改革适用(阅读)模拟试卷184及答案与解析.doc
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1、大学英语六级改革适用(阅读)模拟试卷 184及答案与解析 Section A 0 When you think about the growth of human population over the last century or so, it is all too easy to imagine it merely as an increase in the number of humans. But as we【 C1】 _so do all the things associated with us, including our livestock. At present, ther
2、e are about 1.5 billion【 C2】 _and domestic buffalo and about 1.7 billion sheep and goats. With pigs and poultry, they form a【 C3】 _part of our enormous biological footprint upon this planet. Just how enormous was not really【 C4】 _until the publication of a new report, called “Livestocks Long Shadow,
3、“ by the Food and Agriculture Organization of the United Nations. Consider these numbers. Global livestock grazing and feed production use “30 percent of the land surface of the planet.“ Livestock which consume more food than they【 C5】 _ also compete directly with humans for water. And the drive to
4、expand grazing land destroys more biologically sensitive land, rain forests【 C6】 _than anything else. But what is even more striking, and【 C7】 _is that livestock are responsible for about 18 percent of the global warming effect, more than transportations【 C8】_Greenhouse gases, such as methane and ni
5、trogen, are resulted from their digestion. Grazing land, which destroys forests, adds to the effect. There are no easy trade-offs when it comes to global warming such as cutting back on livestock to make room for cars. The human【 C9】 _for meat is certainly not about to end anytime soon. As “Livestoc
6、ks Long Shadow“ makes clear, our health and the health of the planet depend on pushing livestock production in more【 C10】_directions. A)yield B)contribution C)stain D)ideally E)apparent F)multiply G)cattle H)passion I)scrape J)critical K)liable L)sustainable M)deposit N)alarming O)especially 1 【 C1】
7、 2 【 C2】 3 【 C3】 4 【 C4】 5 【 C5】 6 【 C6】 7 【 C7】 8 【 C8】 9 【 C9】 10 【 C10】 10 People can now avoid having to sort through albums from several different friends when trying to relive parties, weddings and other shared events. Its the latest innovation in the increasingly【 C1】 _photo-sharing market th
8、at has Facebook, Google, Yahoo and others all【 C2】 _for photo uploads. The Facebook user who makes a Shared Album Feature can add up to 50 contributors, who in【 C3】 _can add up to 200 photos each. Previously created albums can be turned into shared albums as well. The creator sets the【 C4】 _settings
9、 for the entire album, which can be contributors only, friends of contributors only or public. When people are tagged in photos, the audience【 C5】 _expands to friends of the person tagged. Each contributor is【 C6】 _when new photos are added. The album creator may delete any contributors photos, so i
10、t may be a good idea to preserve a backup【 C7】 _ Contributors can upload photos or【 C8】 _an existing album into the shared one. They may also add other contributors and edit their own photos. A contributor whos kicked out or【 C9】 _an album has to go to their Activity Log to delete the photos in the
11、album. Mobile users can upload photos to a shared album. However, a shared album cant be created from a mobile device yet. Facebook programmers started designing the feature and put a working version together in a matter of hours. But the【 C10】 _of the feature more than eight months later shows the
12、effort Facebook must now go through to deliver a version of something that works for all of the 1.1 billion people on the social network. A)privacy B)merge C)cultivated D)harness E)leaves F)notified G)somewhere H)turn I)forthcoming J)automatically K)striving L)explicit M)release N)competitive O)henc
13、eforth 11 【 C1】 12 【 C2】 13 【 C3】 14 【 C4】 15 【 C5】 16 【 C6】 17 【 C7】 18 【 C8】 19 【 C9】 20 【 C10】 20 The U.S. dollar was supposed to be at the end of its rope. Kicking the bucket. A dying symbol of a dying empire. Well, maybe not. The dollar continues to【 C1】_gloom-and-doom predictions. After a swoo
14、n(低迷 )last year, the dollar is again enjoying a major【 C2】 _The U.S. dollar index, which measures the dollars value against other major currencies, is just off an eight-month high. The main reason behind the dollars recovery is actually no real surprise at all. There is no【 C3】 _able to replace the
15、dollar as the worlds No.l currency. What makes currencies so fascinating is that their perceived value is always relative to other currencies. Sure, the U.S. budget deficit is【 C4】 _the governments debt is increasing, and Wall Street is still repairing itself. But the dollar remains the prettiest of
16、 a flock of ugly ducklings. Is any other major industrialized economy【 C5】 _better off than the U.S.? Not really. Just about the【 C6】 _developed world is suffering with the same problems. Thats why when investors get nervous, they still rush to the good old dollar. The dollar wins because no one els
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