nine-year-old算一个单词还是三个单词

nine-year-old算一个单词还是三个单词 two( )twins. A. nine-years-old B. nine-year-old C. nine years old D. nine year old 英语翻译18-year-old看成一个单词吗？ Wang Li is a _____ girl.A.nine years old B.nine-years-old C.nine-year-old1.Wang Li is a _____ girl.A.nine years old B.nine-years-old C.nine-year-old My daughter is nine year old 怎么改错 英语 8 year-old算是一个单词还是?要求：填写不超过两个字的答案Adults must accompany children under________我写的是,8 year-old 对还是错? Maria is a nine-year-old girl.(改为同义句)maria is ___ ___ ___ nine. sixteen year olds 还是sixteen year old? year olds还是years old? The man is thirty years old,同义句He is a （）（）thirty-year-old 算一个单词吗?我这后面只给了两个空 My nine-year-old daughter,Maria,is in Year Four.怎么翻译 My nine-year old daughter,Maria,is in her fourth year now. a eleven-year-old还是an eleven-year-old 是a eight-year-old 还是an eight-year-old I’m ten years old now.用last year替换now改写句子I（）nine years old last year. 一个单词代表一个句子时,首头字母要大写吗?比如：How many kinds of jobs are mentioned in the passage?回答是 nine ,还是Nine. l was ten years old last year.(用or改为选择疑问句）（nine) I is a nine-year-old boy.的中文意思是什么