sister old fifteen my is years10/15Rearrange the sentences to make meaningful sentences sister/ old/ fifteen/ my/ is/ years/./Sister is my fifteen years old.Fifteen years old my sister is.Fifteen years old is my sister.My sister is fifteen years old.Giải thíchĐáp án: D Giải thích: Tuổi+ years old: Bao nhiêu tuổi Dịch: Chị gái tôi 15 tuổi.