At one point I made up my mind to talk to Uncle Sam. Then I changed my mind that he coul

问题补充：

At one point I made up my mind to talk to Uncle Sam. Then I changed my mind, that he could do nothing to help.

A. to realize

B. realized

C. realizing

D. being realized

答案：

A. to realize

B. realized

(答案→)C. realizing

D. being realized

解析： 考查非谓语动词。主语I和realize之间是主谓关系，且realize和change这一动作几乎同时发生，所以选C。