Tom was very angry about to Mary’s birthday party.A. not invitingB. being not invitedC. n

问题补充：

Tom was very angry about to Mary’s birthday party.

A. not inviting

B. being not invited

C. not being invited

D. not to be invited

答案：

A. not inviting

B. being not invited

(答案→)C. not being invited

D. not to be invited

解析：本题考查非谓语动词。about后应跟动名词形式，因是被邀请，故要用被动形式；动名词的否定形式是在其前加not。故选C。