英语九上第三单元为什么是sixteen-year-olds,old不应该用单数吗
英语九上第三单元为什么是sixteen-year-olds,old不应该用单数吗
sixteen year olds 还是sixteen year old?
sixteen-year-olds跟sixteen-year-old有什么区别?
sixteen -year -olds和sixteen -year -old有什么区别
sixteen year old、sixteen-year-olds、sixteen-year-old有什么区别
16岁 英语 怎么说是 sixteen-years-old还是sixteen-year-olds?还有 不加一横的?越来
sixteen-year-olds可以直接使用,sixteen-year-old不可以直接使用后面要加boy?
Sixteen-year-olds should be allowed drive.
the six-year-olds是复数还是单数呀
year olds还是years old?
sixteen-year- olds should be allowed to drive
请教英语简单语法1.系表结构后接不定式和动名词的区别?4.sixteen-year-olds 十六岁 sixteen-y