At fourteen years old,he went to America alone for the(two) time用所给词的适当形式填空

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? 英语翻译the average life expectancy of a new-born baby at only fourteen years fourteen year old和fourteen years old和fourteen-year-old和fourteen-years-old的区别 Tina is fourteen years old.She was born ( )a cold winter evening.(选择填空：A：inB：onC：at) I am fourteen years old.提问 a boy is fourteen years old His parents came to hawaii fourteen years He left school at the age of 14 同义句 He left schoHe left school at the age of 14 同义句 He left school_______________ fourteen years old. He's fourteen years old fourteen years old对划线部分提问 fourteen At fourteen years old,he went to America alone for the(two) time用所给词的适当形式填空 Bill was fourteen years old and in the ninth grade.He had a part-time job which got him up at five at the ago of fourteen什么意思 I first met Harry fourteen years ago.为什么 fourteen years ago 前面怎么没有介词?fourteen years ago 前面怎么没有介词 He is fourteen years old.(改为同义句)（ ）（ ） is fourteen. a fourteen years old boy 在句子中对吗是a fourteen -year- old boy He is fourteen years oid.的同义句 She is fourteen years old 对它提问怎么提?