记性不是太好,典型的考过就忘,所以就只能跟大家说说作文了. AA: 就是那个 grocery store增加了一个pharmacy section , 利润增加后得出结论,要再增加其他部门,进一步增加 sales profits. AI: a nation shouid have a highly competitive educational system , encouraging students to compete with both those of their school's and those of other nations, to ensure the nation's economic development. 大概是这个意思,大家凑合这看一下