英语四级作文：我们需要扩大知识

to Broaden Our Knowledge
1. 科学技术是社会发展所不可缺少的。
2. 社会科学和自然科学相互渗透。
3. 现代大学生需要广博的知识  

    Our modern civilization is mainly attributed to the achievements of science and technolagy. With the broadening of human knowledge, We know more and more about the world we are living in. Human beings use their knowledge to change the environment, utilize the natural resources and create a fine world which is suitable for mankind. Thus comes the modern civilization of industry, agriculture and science.

     Social science constructs the spiritual nature of human beings. Man achieves social science through colourful social life. The natural science, no matter how advanred, cannot develop further without the direction of social science. in modern society, the relationship between natural science and social science has become closer. A great many new subjects, which are actually derived from both natural and social science, have come into existence and greatly enriched the sea of human knowledge.

     As college students, we should learn as many kinds of knowledge as possihle.We are required to do as much as we can to improve human life and society as well. Without sufficient knowledge, we can't meet the future needs and can't be what we are expected to be. So we must learn as many kinds of knowledge as we can during our stay at the uni verity.

　　我们需要扩大知识 
        我们的现代文明主要归功于科学和技术的成就。随着人类知识的扩大，我们越来越了解我们生活的世界。人类利用自己的知识改造环境，利用自然资源创造一个适合人类生存的美好世界。现代工业文明、农业和科学就是因此发展的。

       社会科学构成了人类的精神世界。通过多彩的社会生活，人类掌握了社会科学。不管自然科学多么进步，没有社会科学的指导是不能深入发展的。在现代社会，自然科学和社会科学的关系很密切，许多由自然科学和社会科学相互渗透而产生的新学科已经出现，并且极大地丰富了人类知识的海洋。

      作为大学生，我们应当尽量学习各方面的知识。为了提高人类的生活和改造社会，我们应尽量多做些事情。没有足够的知识，我们就不能满足未来的需要，也不能适应未来对我们的要求。因此，在大学期间我们必须尽力学习各方面的知识。英语作文
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