问题描述：
英语翻译
It was the first time that Mary was alone at home.Her grandfather was ill,so her parents had to go to see him.
r如果找到相关的阅读理解请帮忙翻译
It was the first time that Mary was alone at home.Her grandfather was ill,so her parents had to go to see him.
r如果找到相关的阅读理解请帮忙翻译
问题解答：
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