Tom gauged the distance to the river to be about a mile.分析下结构
问题描述：
Tom gauged the distance to the river to be about a mile.分析下结构
答
Tom 主语
gauged 谓语,过去时
the distance 宾语
to the river 介词短语,作distance的定语
to be about a mile 不定式短语,也作distance的定语
汤姆估测到河边的距离大约有一英里.