考研英语一真题答案解析.docx

1、考研英语一真题答案解析2005年全国硕士研究生入学统一考试英语试题Directions:Read the following text. Choose the best word(s) for each numbered blank and mark A, B, C or D on ANSWER SHEET 1 (10 points)The human nose is an underrated tool. Humans are often thought to be insensitive smellers compared with animals,1this is largely bec

2、ause,2animals, we stand upright. This means that our noses are3to perceiving those smells which float through the air,4the majority of smells which stick to surfaces. In fact,5, we are extremely sensitive to smells,6we do not generally realize it. Our noses are capable of7human smells even when thes

3、e are8to far below one part in one million.Strangely, some people find that they can smell one type of flower but not another,9others are sensitive to the smells of both flowers. This may be because some people do not have the genes necessary to generate10smell receptors in the nose. These receptors

4、 are the cells which sense smells and send11to the brain. However, it has been found that even people insensitive to a certain smell12can suddenly become sensitive to it when13to it often enough.The explanation for insensitivity to smell seems to be that brain finds it14to keep all smell receptors w

5、orking all the time but can15new receptors if necessary. This may16explain why we are not usually sensitive to our own smellswe simply do not need to be. We are not17of the usual smell of our own house, but we18new smells when we visit someone elses. The brain finds it best to keep smell receptors19

6、for unfamiliar and emergency signals20the smell of smoke, which might indicate the danger of fire.1.A although B as C but D while2.A above B unlikeC excluding D besides3.A limited B committed C dedicated D confined4.A catching B ignoring C missingD tracking5.A anyway B though C instead D therefore6.

7、A even ifB if only C only if D as if7.Adistinguishing B discovering C determining D detecting8.A diluted B dissolved C dispersed D diffused9.A when B sinceC for D whereas10.A unusual B particular C unique D typical11.A signs B stimuli C messages D impulses12.A at first B at allC at largeD at times13

8、.A subjected B left C drawnD exposed14.A ineffective B incompetent C inefficientD insufficient15.A introduce B summon C trigger D create16.A still B also C otherwise D nevertheless17.A sure B sickC aware D tired18.A tolerate B repel C neglect D notice19.A available B reliable C identifiable D suitab

9、le20.A similar to B such as C along with D aside fromSection II Reading ComprehensionPart ADirections:Read the following four texts. Answer the questions below each text by choosing A, B, C or D. Mark your answers on ANSWER SHEET 1. (40 points)Text 1Everybody loves a fat pay rise. Yet pleasure at yo

10、ur own can vanish if you learn that a colleague has been given a bigger one. Indeed, if he has a reputation for slacking, you might even be outraged. Such behaviour is regarded as “all too human”, with the underlying assumption that other animals would not be capable of this finely developed sense o

11、f grievance. But a study by Sarah Brosnan and Frans de Waal of Emory University in Atlanta, Georgia, which has just been published inNature, suggests that it is all too monkey, as well.The researchers studied the behaviour of female brown capuchin monkeys. They look cute. They are good-natured, co-o

12、perative creatures, and they share their food readily. Above all, like their female human counterparts, they tend to pay much closer attention to the value of “goods and services” than males.Such characteristics make them perfect candidates for Dr. Brosnans and Dr. de Waals study. The researchers sp

13、ent two years teaching their monkeys to exchange tokens for food. Normally, the monkeys were happy enough to exchange pieces of rock for slices of cucumber. However, when two monkeys were placed in separate but adjoining chambers, so that each could observe what the other was getting in return for i

14、ts rock, their behaviour became markedly different.In the world of capuchins grapes are luxury goods (and much preferable to cucumbers). So when one monkey was handed a grape in exchange for her token, the second was reluctant to hand hers over for a mere piece of cucumber. And if one received a grape without having to provide her token in exchange at all, the other either tossed her own token at the researcher or out