问题
选择题
_____ by the advances in technology, many farmers have set up wind farms on their land.
A．Being encouraged
B．Encouraging
C．Encouraged
D．Having encouraged
答案
C
Encourage与many farmers 之间这逻辑上的动宾关系,因此应用被动语态，故排除B，D；A表示该动作正在进行中。