求解被动语态

题目

求解被动语态
The project _____by the end of 2010,will expand the city's telephone network to cover 100000 subscribers.
A:accomplished
B:being accomplished
C:to be accomplished
D:having been accomplished

答案

苦功夫快来和给考虑考虑好好考虑法规将和量开工负荷量开工和来科技股和来空间