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枫下家园 / 望子成龙 / 我记得前一阵有人推荐了一些美国的网上高中数学教育和练习题的网站,我搜不到了。请问哪位在推荐一下?谢谢。
-lucysong010(nothing);
2020-6-29
(#13054186@0)
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https://artofproblemsolving.com/wiki/index.php/AMC_12_Problems_and_Solutions
-235(不吃豹子);
2020-6-29
(#13054287@0)
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谢谢,没想要这么高级的竞赛题,就是平常多做练习的那种。
-lucysong010(nothing);
2020-6-29
(#13054727@0)
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Khanacademy.org
-235(不吃豹子);
2020-6-29
(#13054768@0)