Victor apologized for to inform me of the change in the plan.
A. his being not able
B. him not to be able
C. his not being able
D. him to be not able
网友回答
A. his being not able
B. him not to be able
(答案→)C. his not being able
D. him to be not able
解析：apologize for sb’ s doing /being形式，表示原因、内容，否定要把not放在doing/being 的前面。