本帖最后由 Queenie17 于 2017-9-4 10:00 编辑 6 V, T6 R; o) X7 E* o1 O- o ( ?! H; J* ^2 cHigh School Contest Books 4 X& i4 b% e1 c7 xExcellent practice for the SAT! ; P F* O0 M, p$ T! ?* X, n) QThese 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. 6 Z- B t; p- ?. g _
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