题目内容
Tom apologized for______ to inform us of the change in the working plan.
A. his not being able B. him not to be able
C. his being not able D. him to be not able
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题目内容
Tom apologized for______ to inform us of the change in the working plan.
A. his not being able B. him not to be able
C. his being not able D. him to be not able