How old John?怎么回答：Hello,Sarah!Tomorrow is my twelfth birthday.

how old is she/he?怎么回答? How old John?怎么回答：Hello,Sarah!Tomorrow is my twelfth birthday. How old was he when he became a player?怎么回答?是：When he was 20 years old. How old is your mother怎么回答 How old are you?怎么回答? how old is the moon?怎么回答 how old is your father怎么回答 how old is the boy怎么回答 How old is Mary?怎么回答 John henry started growing when he wsa one day old.中的one day old怎么理解 how old are you怎么回答三种回答方式 someone tells you John has failed his exan .how do youexpathy sympathy for John怎么回答怎么回答? How old is your mother?这怎么回答啊 How old are you?怎么回答用英语. How old is your father?该怎么回答 情问：I don't know --------怎么填?（A.he is how old B.is he how old C.how old is he D.how old he is)能说一下相应的语法知识,并举一个例子吗? (How old is he/she? How old is he/she?