how old is your (old) brother 怎么填

How old is your brother?回答 How old is your brother 同义句 How old is your brother改为同义句, brother,old,is,how,your(?)如何拼成一句话 How old is your brother?的中文意思是什么啊? How old is your mother怎么回答 how old is your father怎么回答 How old are your twin brother? How old is your brother?改为同义句 _____the____ ____ your brother How old is your mather How old is your mother? How old is your father?