2015年8月21日GRE预测

　　2015年8月21日的GRE考试就快到了，为了让大家在21号准备更充分地迎接8月21日的GRE考试，下面出国留学网为大家整理了2015年8月21日GRE数学机经预测，欢迎参考。

　　点击下载：2015年8月21日GRE考试机经预测

　　2015年8月21日GRE机经预测(数学部分)：

　　1. 从1,2,3,4,5,6,7,8,9中选出三个数字组成一个三位数,这个三位数的digits中有两个相同,另一个digit与其它两个都不同,问共有多少个这样的三位数?

　　(A) 72

　　(B) 144

　　(C) 180

　　(D) 216

　　(E) 54

　　2. 符合 X^2+Y^2<=100的整数解共有多少对?

　　3. A box contains 100 balls, numbered from 1 to 100. If three balls are selected at random and with replacement from the box,what is the probability that the sum of the three numbers on the balls selected from the box will be odd?

　　(A) 1/4

　　(B) 3/8

　　(C) 1/2

　　(D) 5/8

　　(E) 3/4

　　4. Right triangle PQR is to be constructed in the xy-plane so that the right angle is at P and PR is parrallel to the x-axis. The x-and y-coordinates of P,Q,and Rare to be integers that satisfy the inequalities -4<=x<=5,6<=y<=16,how many different triangles with these properties could be constructed?

　　(A) 110

　　(B) 1100

　　(C) 9900

　　(D) 10000

　　(E) 12100

　　5. (0-9) 要组成三位电话号码,第一位不能是0或1,三位数中相邻两位不能为同一数. (e.g. 227 not acceptable, but 272 acceptable),求可以组成多少个这样的电话号码?

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　　2015年8月21日的GRE考试就快到了，为了让大家在21号准备更充分地迎接8月21日的GRE考试，下面出国留学网为大家整理了2015年8月21日GRE填空机经预测，欢迎参考。

　　点击下载：2015年8月21日GRE考试机经预测

　　2015年8月21日GRE机经预测(填空部分)：

　　1. The corporation expects only - increases in sales　next year despite a yearlong effort to revive its retailing　business.

　　A. unquestionable

　　B. sequential

　　C. modest

　　D. exaggerated

　　E. groundless

　　2. No computer system is immune to a virus, a particularly　malicious program that is designed to - and electronically - the disks on which data are stored.

　　A. prepare.. improve

　　B. restore.. disable

　　C. infect.. damage

　　D. preserve.. secure

　　E. invade.. repair

　　3.Recent research indicates that a system of particles　which has apparently decayed to randomness from______　state can be returned to that state; thus the system　exhibits a kind of memory of its______ condition.

　　A. an equilibrium.. lesser

　　B. an ordered.. earlier

　　C. an unusual.. settled

　　D. a chaotic.. last

　　E. a higher.. present

　　4.It is difficult to distinguish between the things that　charismatic figures do_____ and those that are carefully　contrived for effect.

　　A. formally

　　B. publicly

　　C. prolifically

　　D....

　　下文就是出国留学网GRE频道为您整理的2015年8月21日GRE写作真题预测部分内容，同学们如果想查看下载更多与2015年8月21日GRE机经预测有关的辅导资料，可以去出国留学网[ GRE下载]频道。

　　点击下载：2015年8月21日GRE考试机经预测

　　2015年8月21日GRE写作机经预测部分内容：

　　1.The following appeared as a letter to the editor from a Central Plaza store owner.

　　"Over the past two years, the number of shoppers in Central Plaza has been steadily decreasing while the popularity of skateboarding has increased dramatically. Many Central Plaza store owners believe that the decrease in their business is due to the number of skateboard users in the plaza. There has also been a dramatic increase in the amount of litter and vandalism throughout the plaza. Thus, we recommend that the city prohibit skateboarding in Central Plaza. If skateboarding is prohibited here, we predict that business in Central Plaza will return to its previously high levels."

　　Write a response in which you discuss what questions would need to be answered in order to decide whether the recommendation is likely to have the predicted result. Be sure to explain how the answers to th...