问题补充:
The manager demanded that the work within three days.
A. was finished
B. had been finished
C. be finished
D. finished
答案:
A. was finished
B. had been finished
(答案→)C. be finished
D. finished
解析:动词demand后面宾语从句中的动词应该用should do,should可省略。故选C项。此类动词常见的有:insist; suggest, advise, propose, recommend, demand, command, require, desire, request, urge, order等。