本帖最后由 Queenie17 于 2017-9-4 10:00 编辑 9 }$ J4 H {6 w) c$ U; u; x. F/ S: ^1 {: [1 u! I# n, j
High School Contest Books 8 x$ J( Z% D% g% ~+ i- qExcellent practice for the SAT! 4 ~4 f# N9 O' N. ~1 h4 J, W! Q: YThese books gives classes, clubs, teams, and individuals diversified collections of high school math problems. All of these contests were used in regional interscholastic competition throughout the United States and Canada. ) z5 p2 @" t0 p/ t3 x+ I$ r ) m" e3 R% ]3 V7 U7 N! i z5 @9 SCall 780 - 264 - 1998
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