After he retired, he keeps on taking exercise to kep fit a good diet.
A. except
B. in addition to
C. but for
D. other than
网友回答
A. except
(答案→)B. in addition to
C. but for
D. other than
解析： in addition to意思为 “除……之外还有”。 other than的意思为相当于but, except。but for要不是；except除……之外（不包括）。