Supposeyouareavisito的精選

問題詳情：SupposeyouareavisitorinthelandofMongolia,somefriendsaskyoutoeatwiththem.Whatkindofmanners(禮貌)dotheywantyoutohave?Theywantyoutogivealoudburp(飽嗝)afteryoufinisheating.Burpingwouldshowthatyoul...