I·m a 25 years old man,I want to find one at the age of 18 t

I·m a 25 years old man,I want to find one at the age of 18 t when i'm 4 years old为什么加years old 而at the age of 4不加years ol I'm at the age of 16有这种用法吗?若有,后加years old行吗? The old man began to learn to drive a car at the age of —— i am a girl,28 years old.i want to find a friend whose nativ At the age of five years old I’m a forty-year-old man.Looking back at the kids’ life in t That old man died ____________ the age of eighty.选项:a、on b、i I'm a 25years old girl.I want to go aboard and have a job.I The old man began to learn to drive a car at the age of —— a I began to study English at the age of six.Now l am 15 years OK.I think I'm not the one you want to find.