The demand that the law on gun ownership be changed is very strong.A. changesB. will be

问题补充：

The demand that the law on gun ownership be changed is very strong.

A. changes

B. will be changed

C. be changed

D. be changing

答案：

A. changes

B. will be changed

(答案→)C. be changed

D. be changing

解析：句意：关于英改变可持枪的法律的要求非常强烈。表示要求，建议，命令的同位语从句，表语从句，定语从句和宾语从句用虚拟语气，should+ 动词原形，should可以省略。根据句意主语the law与谓语change之间是被动关系，故此处用（should）be changed . 故选C。