AWA AA: local clothing stores got lower profit between August and October, while home products stores got higher profit. So a manager recommends the department store should increase the size of its homehold products department. AI: 政府不应该对环保负责
Reading
(1) Marx's theory about the relationship between technology and unemployment (2) Experiment on Starling's mimic behavior Math (1) DS: r≠0, what is the value of s? E a. s-9=r-9 b. s2=4 (2) ABCDEFG序列转换。首先是BCDAGEF，问多少次转换后回到最先状态? 12 (3) x, y ≠0, what is y/x? E a. 2y-3q=20 b. y2=q2 (4) 有关通项公式的题目比较多 | 
