six years old,six-year-old,six-year-olds在用法上有什么区别?有six-years-old的_英语解答

six years old,six-year-old,six-year-olds在用法上有什么区别?有six-years-old的形式吗?

人气：354 ℃　时间：2019-10-23 07:24:53

解答

1.当形容词用 She is a six-year-old girl.
2.当表语 She is six years old.
3.表一类人They are the six-year-olds
没有six-years-old这种形式