答案：D

题目分析：句意：主编要求这篇文章应该马上被交上。这里谓语动词是demand，它后面的谓语应该用should+动词原形，should可以省略。又因为article与submit之间是被动关系，故选D。

点评：本题难度适中。虚拟语气是高中阶段的重要语法项目，需要考生牢记各种情况的虚拟语气的谓语动词的形式，并要有分析理解语境的能力。

即学即练：— Why didn’t you go to the cinema yesterday?

— I ____, but my wife returned from France the moment I was leaving.

A. was going to         B. would         C. did           D. had

解析：A。was going to表示没有实现的愿望。