[外语类试卷]大学英语四级改革适用(阅读)模拟试卷53及答案与解析.doc
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1、大学英语四级改革适用(阅读)模拟试卷 53及答案与解析 Section A 0 Global warming is a trend toward warmer conditions around the world. Part of the warming is natural; we have experienced a 20,000-year-long warming as the last ice age ended and the ice【 C1】 _away. However, we have already reached temperatures that are in【 C2】
2、 _with other minimum-ice periods, so continued warming is likely not natural. We are【 C3】 _to a predicted worldwide increase in temperatures【 C4】 _between 1C and 6C over the next 100 years. The warming will be more【 C5】 _in some areas, less in others, and some places may even cool off. Likewise, the
3、【 C6】 _of this warming will be very different depending on where you are coastal areas must worry about rising sea levels, while Siberia and northern Canada may become more habitable(宜居的 )and【 C7】 _for humans than these areas are now. The fact remains, however, that it will likely get warmer, on【 C8
4、】 _, everywhere. Scientists are in general agreement that the warmer conditions we have been experiencing are at least in part the result of a human-induced global warming trend. Some scientists【 C9】 _that the changes we are seeing fall within the range of random(无 规律的 )variation some years are cold
5、, others warm, and we have just had an unremarkable string of warm years【 C10】 _but that is becoming an increasingly rare interpretation in the face of continued and increasing warm conditions. A)appealing B)average C)contributing D)dramatic E)frequently F)impact G)line H)maintain I)melted J)persist
6、 K)ranging L)recently M)resolved N)sensible O)shock 1 【 C1】 2 【 C2】 3 【 C3】 4 【 C4】 5 【 C5】 6 【 C6】 7 【 C7】 8 【 C8】 9 【 C9】 10 【 C10】 10 Genetically modified(GM)foodstuffs are here to stay. That s not to say that food produced by【 C1】 _agriculture will disappear, but simply that food buying patterns
7、 will polarize. It may even be that GM food will become the food of【 C2】_because consumers come to appreciate the health benefits of reduced【 C3】_use. The reason GM food will not go away is that we need a three-fold increase in food production by the year 2050 to keep【 C4】 _with the worlds【 C5】_popu
8、lation growth to ten or eleven billion. It s not just a question of more mouths to feed either. What is often forgotten is that all these extra people will take up space, reducing the overall land【 C6】 _for agriculture. It may well be that in the long term it is the developing world that benefits mo
9、st from GM foods. Its true that for the next ten years or so GM crops may be too expensive. But the lesson of personal computers is applicable here once the technology has been developed for money-spinning crops,【 C7】 _maize, soy beans and cotton, it will become【 C8】 _for all. This doesnt mean, unfo
10、rtunately, that families will【 C9】_, but severity and duration will be helped by an【 C10】 _ability to produce and distribute food. A)predicted B)common C)conventional D)like E)available F)disappear G)purpose H)depression I)improved J)preference K)correlation L)pace M)pesticide N)affordable O)variety
11、 11 【 C1】 12 【 C2】 13 【 C3】 14 【 C4】 15 【 C5】 16 【 C6】 17 【 C7】 18 【 C8】 19 【 C9】 20 【 C10】 20 Accidents are caused; they dont just happen. The reason may be easy to see: a shelf out of【 C1】 _, a patch of ice on the misfortune frustration, tiredness or just bad temper that show what the accident rea
12、lly is, a sort of attack on oneself. Road accidents, for example, happen frequently after a family quarrel, and we all know people who are accident-prone, so often at【 C2】 _with themselves and the world that they seem to cause accidents for themselves and others. By【 C3】 _, an accident is something
13、you cannot【 C4】 _or avoid, and the idea which used to be current, that the majority of road accidents are caused by a【 C5】 _of criminally careless drivers, is not supported by insurance statistics. These show that most accidents involve ordinary motorists in a moments of carelessness or thoughtlessn
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