the beautiful rural() painted by him were very appealing sceneries,scenes应该选的是scenes为什么

根据牛津高阶,scenery是不可数名词,而scene是可数名词,所以这里只能用scenes.

其实从搭配上来说,rural后面一般就跟scene,是习惯用法,而scenery则多用于山川河流森林之类的。