2。ds x>y (lao jj )
1). x ^1/2 >y
2)x >y ^1/2 my answer :e
3.ds x^3y ^4=5000 y =?
1)y is a positive integer
2)x is a integer . my answer : c
4. a number consists of three digits. two digits are same. and one is different. none of them is zero. how many numbers are there. my answer : 9c1 8c1 3=216
6。ds 定义max (x, y )= the larger one of x, y .and min (x, y )=the smaller one of the two numbers. for example max (5 2)=5,and min (5 2)=2. question : min (10 w )=？
1) w =max (20 z)for some z.
2)w= max(10 w). my answer : d
喔对了， 我觉得我碰到了许多单位换算的题目， 没什么技巧，需要死算。
verbal 部分，感觉很奇怪， 我觉得我应该做的不错，碰到的语法都是长划线。 可是结果分数比我平常做的分数低了很多。我看见成绩的时候都不相信。
