The head engineer apologized for_______to attend the ceremony.A.his not being able B.his not able C.his being not able D.not his able请说明理由谢谢。
问题描述：
The head engineer apologized for_______to attend the ceremony.
A.his not being able B.his not able C.his being not able D.not his able
请说明理由谢谢。
答
a
答
A
apologize for (not) doing sth
答
A
答
C
答
A
凡是动词非谓语形式的否定形式not都放在v.+ing前面
答
A
虚拟语气部分倒装
答
A。
你可以用个动词替换来做做试试。