BY THE TIME HE RETIRES, HE_______$20,000

25. - BAI TAP TRAC NGHIEM HKI I GV 25. - BAI TAP TRAC NGHIEM HKI I GV
BAI TAP TRAC NGHIEM HKI I GV
25. By the time he retires, he_______$20,000.A. will save B. has saved C. had saved D. will have saved