John the man be set free.
A. defended…referred
B. demanded… referred to
C. argued …referring to
D. reacted … referring
网友回答
A. defended…referred
(答案→)B. demanded… referred to
C. argued …referring to
D. reacted … referring
解析：这题考查虚拟语气的用法：因为宾语从句的动词是be动词，所以选用动词demand，refer to是过去分词做定语，修饰the man，句意是：约翰要求被提到的人被释放。选B。