对于许多准备参加大学英语四级考试（CET-4）的学生来说，写作部分往往既重要又棘手。为了帮助大家更好地应对这一挑战，本文将分享一些简单实用的必背范文。这些范文涵盖了常见的话题和题型，能够帮助你在考场上快速构思、流畅书写。
我们来看一篇关于“环境保护”的范文：
Environmental Protection
Environmental protection is a topic that has attracted increasing attention in recent years. With the rapid development of technology and industry, our living environment has been seriously degraded. Pollution, climate change, and biodiversity loss are just some of the urgent issues we face.
To address these problems, it’s crucial for individuals, communities, and governments to take collective action. For individuals, simple steps such as reducing waste, recycling, and using public transportation can make a significant impact. Communities can organize local clean-up events and promote awareness campaigns. Governments, on the other hand, have the responsibility to implement strict regulations and invest in green technologies.
In conclusion, protecting the environment is not just an individual’s responsibility but a collective duty. By working together, we can create a sustainable future for generations to come.
接下来是一篇关于“科技与生活”的范文：
Technology and Life
Technology has profoundly changed our lives in numerous ways. From smartphones to electric cars, technological advancements have made our daily tasks much easier and more efficient. However, while technology brings many benefits, it also raises concerns about privacy, security, and social interaction.
On one hand, technology has made communication faster and more convenient. Social media platforms allow us to stay connected with friends and family worldwide. On the other hand, excessive use of technology can lead to addiction and affect our mental health. It’s important to strike a balance between embracing technology and maintaining healthy habits.
In conclusion, technology is a double-edged sword. While it offers convenience and efficiency, we must be mindful of its potential downsides. By using technology wisely, we can enhance our lives without compromising our well-being.
通过以上两篇范文，我们可以看到在写作时如何围绕主题展开讨论，并提供相应的解决方案或建议。掌握这类结构有助于你在短时间内组织思路并完成高质量的文章。希望这些范文能够对你的英语四级写作有所帮助！