His whole school education only 2 years because of his illness.
A. added up
B. added up to
C. added to
D. was added up to
网友回答
A. added up
(答案→)B. added up to
C. added to
D. was added up to
解析：考查短语辨析。added up加起来，added up to总计为，句意：他的整个教育总共为只有两年的时间由于他的生病。所以选B。