six years old,six-year-old,six-year-olds在用法上有什么区别?有six-years
six-year-old和six years old用法有什么区别?
six years old 和 six- year- old 和 six- year- olds的区别
six-year-old boy和six years old boy 有什么区别?一样么?为什么?
six-year-old与six-year-olds的区别
请问是six-year-old还是six years old还是six-years-old?(这个空签名有个a )
six years old与six-year-old有什麽区别拜托了各位
The boy six years old this year.哪里错了
为什么Six Years Old.中Year要加S呢?
My little brother is ____.A.a six-years old boy B.a six-year
Mary is six years old(对six years old提问
-----olds are on the lake A.Five-six-year B.Five-six years C
16-year-old和16-year-olds和16 years old有什么区别?