ten years old 和ten-year-old的区别
问题描述:
ten years old 和ten-year-old的区别
答
ten years old 是短语
ten-year-old 是连字符单词,是形容词
两者有不同用法.例句
The boy,who is ten years old,will be staring high school in September.
The ten-year-old boy will be starting highs school in September.