今年AB 明年BC就不难了，加州好像小中大都是pre Calc 然后直接BC。先过AB, 应该这四门课可以对付

来源: 米汤于 2024-02-01 20:54:18 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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