Question

       by the advances in technology, many farmers have set up farms on their land.

A．Being encouraged	B．Encouraging
C．having encouraged	D．Encouraged

Answer 1

D

考察非谓语动词。该处作状语，encourage与逻辑主语many farmers之间是被动关系，排除BC，A只能作主语或者定语，而此处是状语，所以选择D
句意为，受到了技术进步的鼓励，很多农民已经建立起了他们自己的农场。