His first book next month is based on a true story.A. publishedB. to be publishedC. to p

问题补充：

His first book next month is based on a true story.

A. published

B. to be published

C. to publish

D. being published

答案：

A. published

(答案→)B. to be published

C. to publish

D. being published

解析：考查非谓语动词。根据句意书未出版，故用不定式作定语，表示为发生的动作，故选B。