什么情况下用five-year-olds?
five-six-year olds是什么意思与five six-year olds的区别是什么
five -year- olds像这样的泛指做主语谓语动词用单数还是复数?
sixteen-year-olds跟sixteen-year-old有什么区别?
sixteen -year -olds和sixteen -year -old有什么区别
几岁怎样表示,比如五岁是five year old,还是什么,什么情况下old不加s,谢谢
-----olds are on the lake A.Five-six-year B.Five-six years C
fifteen-year-olds是什么意思?
seven-year-olds
英语翻译Teaching histroy to five-year-olds in a meaningful way c
They were children.Four and five-year-olds,为什么old加s
英语翻译Thousands of five-to seven-year-olds are still being tau
Five—year—olds are very naughty.I agree .They can't stop pla