aops的書很適合自學，問題是，孩子小沒有自製力，沒法堅持呀。隻能父母有時間或者老師堅持帶著監督才行。

來源: HappyWed 於 2025-04-24 10:30:29 [舊帖] [給我悄悄話] 本文已被閱讀：次

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