高一经济常识教材在讲“农业是国民经济的基础”时,使用了一个讨论题“:有人说,有钱能买粮,无粮也不慌。还有人说,我们有钱,可以到国外购买粮食解决吃饭问题。这种观点对不对?做法可取吗?为什么?”这里涉及的就是我国的粮食安全问题。对我国的粮食安全,学生缺乏全面的认识,有必 The “Caiyi Economic Commons” textbook used a discussion question when saying “Agriculture is the foundation of the national economy”: Some people said that if one has money to buy food, and no grain, there is no panic. Others say that we have money and can go abroad. Buying food to solve the problem of eating. Is this right? Is it desirable? Why?" What is involved here is China’s food security issue. For our country’s food security, students lack a comprehensive understanding of what’s