单项选择题 主要分布于温带大陆东岸以及副热带干旱的山地和高原的传统农业类型是：（）

判断题 梁楷是民间画师

判断题 The opportunity study is aimed at providing suggestions for investors of the engineering construction project. Based on the researches into natural resources and market, the opportunity study can seek the most profitable investment opportunity