farm换成职业的名词

名词是farmer，例如：

1、A farmer is entitled to a certain particularized tax treatment.农民能够得到某种具体的税收待遇。

2、At first glance， organic farming looks much more expensive for the farmer.乍一看，有机耕作对农民而言似乎花费大多了。

3、There once was a poor farmer who had four sons.从前有一个贫苦的农夫，他有四个儿子。