five-six-year olds是什么意思与five six-year olds的区别是什么

five-six-year olds是什么意思与five six-year olds的区别是什么 为什么six-year-olds 是正确的 -----olds are on the lake A.Five-six-year B.Five-six years C.Five six-years D.Five six years为啥选A the six-year-olds是复数还是单数呀 six-year-old与six-year-olds的区别 什么情况下用five-year-olds? six years old 和 six- year- old 和 six- year- olds的区别如题 may is six-year-olds这样说对吗? 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? five -year- olds像这样的泛指做主语谓语动词用单数还是复数?哎,到底是复数还是单数啊,纠结中 fifteen-year-olds是什么意思? seven-year-olds Twelve-Year-Olds翻译 英语翻译Teaching histroy to five-year-olds in a meaningful way can be very difficult. They were children.Four and five-year-olds,为什么old加s 是add five to six还是five add to six 英文歌开头是five six five six.注意不是five six seven eight. 2道英语题目 谢谢大家了1.根据首字母填空you are s__ to say so. Jim is ___A.six-year-old B.a six -years-old boyC.six-year-olds C.six years old