Spensor made an apology for --------to inform me of the change in plan . A .his being not ableB . him not to be able C .his not being able D him to be not able .应选那个?为什么?
问题描述:
Spensor made an apology for --------to inform me of the change in plan . A .his being not able
B . him not to be able C .his not being able D him to be not able .应选那个?为什么?
答