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1、2019年12月13日大陆地区GRE考试真题（考生回忆版）数学部分数学 1根号108=a根号b，问a+b可能的值数学 2一个人有5件衬衫，4条裤子，3双鞋子，其中有一件衬衫和有一条裤子不能一起搭配，问一共有多少种搭配法数学 3有一个梯形，上底和下底的长度分别是3和9，两个斜边长度是4和6，然后画一条平行于上下底的线段把梯形分成上下周长相等的两个梯形，问下边梯形的斜边之和数学 4n条电话线，每条接不通的概率是0.3，每条独立。问要有多少条电话线可以保证至少有一条接通的概率在0.99以上数学 5把abc三个字母填入一个九宫格里面，要求每一行不能有同一个字母且每一列也不能有同一个字母，问一共有多少种
2、排法数学 6123456789499500（这个数字是由从1到500这样连续的500个数字组成的），求这个数字一共有多少位数学 7n, p, k都是整数，np=10k+3，问n可能是多少A. 11B. 12C. 15D. 17E. 19数学 8事件A发生的概率是0.8，事件B发生的概率是0.6，问事件Ab同时发生的概率的取值范围数学 9一共有10天，三个人出席课堂的时间分别是6天，7天，8天，然后有且只有1天三个人同时出席课堂，问有多少天刚好只有两个学生出席课堂数学 10n是正整数，n除以3，余数是1，问n2+n-2一定可以整除哪个两位数数学 11填空部分【所有题目均出自于真经填空机经1250
3、题】填空 79-3Britains Queen Victoria, however (i)_ she had been at the beginning of her reign, was politically much more (ii)_ by the end of her time on the throne, as she resigned herself to the emergence of an increasing powerful electorate that prevented her from stubbornly insisting on getting her o
4、wn way in matters of state.A. naveD. powerfulB. personableE. arbitraryC. obdurateF. malleable填空 83-6The difficulty for nineteenth-century advocates of the claim that forests helped regulate climate was that their argument (i)_ historical anecdote and observations. Proving the forest-climate link thr
5、ough verifiable and experimental scientific means rather than observation was (ii)_ for these individuals, a situation that eventually led to the link (iii)_ justifications for forest conservation.A. lackedD. problematicG. being revived inB. discountedE. unnecessaryH. dropping out ofC. employedF. st
6、raightforwardI. losing out to填空 37-4So, perhaps the lesson is that rather than wanting their monarchy to (i)_ its modernized Scandinavian counterparts, the British public cherishes it most when it is most (ii)_.A. commendD. egalitarianB. discountE. anachronisticC. emulateF. regal填空 96-2While the cur
7、rent coffee craze was sparked by the emergence of flavorful, high-quality gourmet varieties, a slew of studies suggesting that concerns about coffees health effects may be _ has nurtured the trend.A. underemphasizedB. exacerbatedC. unfoundedD. documentedE. recapitulated填空 73-4There has been (i)_ ele
8、phants fabled mental capacities until recently, when these behavioral observations have begun to be (ii)_ by brain science. MRI scans of an elephants brain suggest that even relative to its overall size it has a large hippocampus, the component in the mammalian brain linked to memory and an importan
9、t part of its limbic system, which is involved in precessing emotions.A. surprising credence given toD. buttressedB. a widespread dismissal ofE. anticipatedE. anticipatedF. overwhelmed填空 56-5To pay for the extra spending under this international poverty plan, each American would have to contribute l
10、ess than the cost of buying a premium cup of coffee once a week. But financial aid is not (i)_, and even if the funding recommended here were to (ii)_, the grandest objectives may well remain unfulfilled. Nonetheless, carefully targeted aid can reward responsible governments, (iii)_ individual initi
11、ative, and alleviate suffering. Many will think thats worth of a cup of coffee.A. an impedimentD. be insufficientG. obviateB. a panaceaE. recedeH. temperC. a maladyF. materializeI. encourage填空 5-9Although one can adduce myriad of examples of ecosystem disruption by nonindigenousspecies, nevertheless
12、 most introduced species that survive in fact appear to have quite _ effects on the ecosystem they have invaded.A. minimalB. triflingC. markedD. conspicuousE. intriguingF. deleterious填空31-10The performer can be _ in his comedy, but he is fundamentally a bighearted person who displays a core sweetnes
13、s even at his most manic.A. inflammatoryB. pedestrianC. gloomyD. uninspiredE. puerileF. provocative填空 70-7Every illness is a story, and when Annies began it was characterized by the kinds of _ details that mean nothing until seen in hindsight.A. salientB. unexceptionalC. conspicuousD. suggestiveE. a
14、bundantF. nondescript填空 88-2Shirky argues that the Internet (i)_ the needs for hierarchical structures and the sluggish organizations that (ii)_ them: the Internet makes it possible to do things cheaply and efficiently on ones own.A. delineatesD. circumventB. obviatesE. perpetuateC. redoublesF. unde
15、rvalue填空 110-6The amount of water flowing through United States streams has (i)_ during this century, although without giving rise to more frequent floods, according to a new study by the United States Geological Survey. The country appears to be getting (ii)_ even as its stream flow becomes less (iii)_.A. markedly declinedD. wetterG. benignB. steadily increasedE. hotterH. predictableC. slowly stabilizedF. drierI. destructive填空 18-5
