I am five years old.同义

is five years old.I am five years old,too（改为同义句） i am five years old.old是什么词性? I am five years old 改为否定句 I am a twelwe years old girl的同义句 I am fourteen-years-old student 的同义句 I am eleven years old ths year.的同义句 I am thirteen years old ,too的同义句 I am thirteen years old,too .改为同义句 I am fourteen years old的同义句 You are fifteen years old.I am fifteen years old,too.(同义句)__ My best friend is 13 years old,and I am 13 years old too同义句 1同义句Sue is 16 years old.I am 16 years old,too.