分类：教育/科学-外语学习-英语考试
问题：高中英语选择11._______bytheadvancesint 
1._______ by the advances in , many farmers have set up wind farms on their land.A being encouraged B encouragingC encouraged D having encouraged 详细解释一下,谢谢!
回答：选C
首先是语态,很明显是被动的(被先进的技术所鼓励) 所以排出B和D.
后半句have set 就是完成时,A是表示现在情况,就不对了.