最佳答案:待翻译内容:汤姆的妈妈的一个老朋友翻译后内容:An old friend of Tom's mother网络翻译,仅供参考!
最佳答案:Tom is a friend of Mary's mother's.trust me!(就像"he is a friend of mine"的"mine"一样
最佳答案:填空的话我觉得是填 :Lucy's mother's你可以比较下面两个句子,帮助理解She is a friend of Lucy's mother's.She