有點羅嗦,還行.關鍵是得配教科書..有時候有講述公式,孩子如果不做筆記,就得翻書找公式來解決書後的問題.

來源: Pilsung 於 2025-01-16 14:57:08 [舊帖] [給我悄悄話] 本文已被閱讀：次

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