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你娃这个年纪可以试试报个班,有氛围有互动可能就有动力了。俺家那个坐不住,报班也是浪费银子。要不就自学AOPS,或上网课。要竞赛光靠学校不行。

hopeto (秋去冬来)
(#11980193@0)
2019-3-12
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