a fourteen years old boy 在句子中对吗是a fourteen -year- old boy

a boy is fourteen years old a fourteen years old boy 在句子中对吗是a fourteen -year- old boy fourteen year old和fourteen years old和fourteen-year-old和fourteen-years-old的区别 为什么 关于年龄的英语表达A选项不对?------Tony,a______like you should stay at home at this time.------Ok,Mom.A.fourteen years old B.fourteen-years-oldC.fourteen-year-old D.fourteen year old为什么a不对? I am fourteen years old.提问 He's fourteen years old fourteen years old对划线部分提问 she is only a (fourteen years old )girl.（）里的有错吗? I'm a student ___ I'm fourteen years old.A.andI'm a student ___ I'm fourteen years old.A.and B.too C.with D.but She is fourteen years old 对它提问怎么提? He is fourteen years old同义句He is () () boy Tom is fourteen years old?改写成同义句 I am fourteen years old的同义句 I am fourteen-years-old student 的同义句 Tom is fourteen years old.Jack is eighteen I'm fourteen years old.(对划线部分提问) I am fourteen years old.What about your sister.改为同义句 I am fourteen years old.（ ） （ ）yoI am fourteen years old.What about your sister.改为同义句I am fourteen years old.（ ） （ ）your sister. My classmate is fourteen years old.对划线部分提问 we are fourteen years old,( 改成反问句