He saves £500 a year. By the time he____________ (retire) he ____________ (save) £20,000.Đoạn văn68/95He saves £500 a year. By the time he____________ (retire) he ____________ (save) £20,000.Nhập câu trả lời ở đâyXác nhậnGiải thíchretires/ has retired - will have saved