问题描述： eight-year-old和eight years old做选择题时该怎么看 1个回答 分类：英语 2014-10-27 问题解答： 我来补答 eight-year-old,通常用在名词前,作定语eight years old,通常用在be动词后,作表语His brother is eight years old.The eight-year-old boy is his brother. 展开全文阅读
