The chief editor demanded that the article immediately.
A. must be submitted
B. would be submitted
C. submits
D. be submitted
网友回答
A. must be submitted
B. would be submitted
C. submits
(答案→)D. be submitted
解析：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。