Views on nature expound by marx in human history and human activities focus on it's significance of understanding nature to human in social development.Marx never neglected that man is a part of nature and man belongs to nature.Marx criticized the old philosophy from the angle of reality,and set up materialism.We learn from him so much.呼呼~在手机上一个一个子母打得呢!参考资料:如果您的回答是从其他地方引用,请表明出处