After he finished the exciting story he talked about it on and on with his friends.A. re

问题补充：

After he finished the exciting story, he talked about it on and on with his friends.

A. reads

B. read

C. reading

D. to read

答案：

A. reads

B. read

(答案→)C. reading

D. to read

解析：句意：在他读完了这个令人兴奋的故事后，他不停地和他的朋友谈论着它。finish后接动名词的形式，故选C