laneser
13 years ago
本週女兒的數學練習狀況, 嗯, 兩位數的減法做了快 20 題, 還是偶而會錯...https://lh5.googleuserco... , refer to https://plus.google.com/...
賽柏飛
13 years ago
好用好用!!筆記
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