- 問題詳情:MymotherandIwalkeddowntotherockycoastlinenearthecabininMaine.Wecollectedstones.BythetimeIwas7,mymotherhadtaughtmetoknowtheonesworth__6__(keep):Wehuntedforpolishedrocks,marbledgreenstone.Wewanderedfarapartthatday.Onmysideofthelongbeach,Ipickedupa...
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