Assuming he's still alive, how old would he be now?

　　假定他還活著，現(xiàn)在有多大年紀(jì)了？

　　How old is she ─ seventy odd?

　　她多大年紀(jì)？七十出頭？

　　How old is your son now?

　　你兒子現(xiàn)在多大了？

　　How old are you?

　　您多大歲數(shù)了？

　　How old is she?

　　她多大年紀(jì)了？