英语四级写作经典句的作用是帮助学生提高写作水平，丰富词汇，加强语言表达能力。这些经典句型可以让学生更加准确地表达自己的意思，使文章更具有说服力和逻辑性。此外，经典句型还可以提高学生的阅读能力和英语语感，让学生更好地理解英语文章，提高英语综合运用能力。使用经典句型还可以让文章的结构更加紧凑，层次分明，让读者更容易理解和接受文章的主旨。因此，熟练掌握英语四级写作经典句型对于提高英语综合能力和实现高分写作至关重要。
以下是一些经典的英语四级写作句子，及其在写作中的具体应用：
1. It is well-known that... （众所周知）
应用：在引言或开头段落中，用来引出论题或背景知识。
例句：It is well-known that air pollution is a serious problem that affects the health of millions of people worldwide.
2. There is no denying that... （不可否认）
应用：用来强调一个事实或观点。
例句：There is no denying that technology has greatly facilitated our daily lives and reshaped the way we live and work.
3. It goes without saying that... （不言而喻）
应用：用来表达一些自然而然的观点或结论。
例句：It goes without saying that a good education is the key to success in life.
4. It is widely believed that... （广泛认为）
应用：用来描述一些普遍观点或看法。
例句：It is widely believed that social media has a profound impact on our daily lives and interpersonal relationships.
5. From my perspective... （从我的角度来看）
应用：用来表达个人观点或看法，强调作者的立场。
例句：From my perspective, the government should take more measures to protect the environment and reduce carbon emissions.
6. In my opinion... （在我看来）
应用：与“From my perspective”类似，用来表达个人观点或看法。
例句：In my opinion, online education has both advantages and disadvantages, and we should make the best use of it while addressing its challenges.
7. It is worth noting that... （值得注意的是）
应用：用来引起读者的注意，强调一个观点或事实。
例句：It is worth noting that the number of people living in poverty has significantly decreased in the past decade, but there is still a long way to go to eradicate poverty.
8. On the one hand, ... On the other hand, ... （一方面，另一方面）
应用：用来表达两种相对立的观点或事实。
例句：On the one hand, the Internet has revolutionized the way we communicate and access information. On the other hand, it has also brought about some negative effects, such as cyberbullying and addiction.
9. Therefore, ... （因此）
应用：用来表达某个观点或事实的结论。
例句：Therefore, it isimperative that we take immediate action to reduce greenhouse gas emissions and mitigate the impacts of climate change.
10. In conclusion, ... （总之）
应用：用来总结文章内容，强调最重要的观点或结论。
例句：In conclusion, the government, individuals, and businesses all have a role to play in addressing environmental issues and promoting sustainable development. Only through joint efforts can we create a better future for ourselves and future generations.
一、~~~ the + ~ est + 名词 + （that） + 主词 + have ever + seen （ known/heard/had/read， etc） ~~~ the most + 形容词 + 名词 + （that） + 主词 + have ever + seen （ known/ heard/ had/ read， etc）
例句：Helen is the most beautiful girl that I have ever seen.
海伦是我所看过最美丽的女孩。
Mr. Chang is the kindest teacher that I have ever had.
张老师是我曾经遇到最仁慈的教师。
二、Nothing is + ~~~ er than to + V Nothing is + more + 形容词 + than to + V
例句：Nothing is more important than to receive education.
没有比接受教育更重要的事。
三、~~~ cannot emphasize the importance of ~~~ too much.（再怎么强调。..的重要性也不为过。）
例句：We cannot emphasize the importance of protecting our eyes too much.
我们再怎么强调保护眼睛的重要性也不为过。
四、There is no denying that + S + V 。..（不可否认的。..）
例句：There is no denying that the qualities of our living have gone from bad to worse.
不可否认的，我们的生活品质已经每况愈下。
五、It is universally acknowledged that + 句子~~ （全世界都知道。..）
例句：It is universally acknowledged that trees are indispensable to us.
全世界都知道树木对我们是不可或缺的。
六、There is no doubt that + 句子~~ （毫无疑问的。..）
例句：There is no doubt that our educational system leaves something to be desired.
毫无疑问的我们的教育制度令人不满意。
七、An advantage of ~~~ is that + 句子 （。..的优点是。..）
例句：An advantage of using the solar energy is that it won‘t create （produce） any pollution.
用太阳能的优点是它不会制造任何污染。
11. There is no denying the fact that air pollution is an extremely serious problem： the city authorities should take strong measures to deal with it.无可否认，空气污染是一个极其严重的问题：城市当局应该采取有力措施来解决它。
12. An investigation shows that female workers tend to have a favorable attitude toward retirement.一项调查显示妇女欢迎退休。
13. A proper part-time job does not occupy students‘ too much time. In fact， it is unhealthy for them to spend all of time on their study. As an old saying goes： All work and no play makes Jack a dull boy.一份适当的业余工作并不会占用学生太多的时间，事实上，把全部的时间都用到学习上并不健康，正如那句老话：只工作，不玩耍，聪明的孩子会变傻。
14. Any government， which is blind to this point， may pay a heavy price.任何政府忽视这一点都将付出巨大的代价。
15.Nowadays， many students always go into raptures at the mere mention of the coming life of high school or college they will begin. Unfortunately， for most young people， it is not pleasant experience on their first day on campus.当前，一提到即将开始的学校生活，许多学生都会兴高采烈。然而，对多数年轻人来说，校园刚开始的日子并不是什么愉快的经历。
16. In view of the seriousness of this problem， effective measures should be taken before things get worse.考虑到问题的严重性，在事态进一步恶化之前，必须采取有效的措施。
17. The majority of students believe that part-time job will provide them with more opportunities to develop their interpersonal skills， which may put them in a favorable position in the future job markets.大部分学生相信业余工作会使他们有更多机会发展人际交往能力，而这对他们未来找工作是非常有好处的。
18. It is indisputable that there are millions of people who still have a miserable life and have to face the dangers of starvation and exposure.无可争辩，现在有成千上万的人仍过着挨饿受冻的痛苦生活。
19. Although this view is wildly held， this is little evidence that education can be obtained at any age and at any place.尽管这一观点被广泛接受，很少有证据表明教育能够在任何地点、任何年龄进行。
20. No one can deny the fact that a person's education is the most important aspect of his life.没有人能否认：教育是人生最重要的一方面。
21. People equate success in life with the ability of operating computer.人们把会使用计算机与人生成功相提并论。
22. In the last decades， advances in medical technology have made it possible for people to live longer than in the past.在过去的几十年，先进的医疗技术已经使得人们比过去活的时间更长成为可能。
23. In fact， we have to admit the fact that the quality of life is as important as life itself.事实上，我们必须承认生命的质量和生命本身一样重要。
24. We should spare no effort to beautify our environment.我们应该不遗余力地美化我们的环境。
25. People believe that computer skills will enhance their job opportunities or promotion opportunities.人们相信拥有计算机技术可以获得更多工作或提升的机会。
26. The information I‘ve collected over last few years leads me to believe that this knowledge may be less useful than most people think.从这几年我搜集的信息来看，这些知识并没有人们想象的那么有用。
27. Now， it is generally accepted that no college or university can educate its students by the time they graduation.现在，人们普遍认为没有一所大学能够在毕业时候教给学生所有的知识。
28. This is a matter of life and death——a matter no country can afford to ignore.这是一个关系到生死的问题，任何国家都不能忽视。
29. For my part， I agree with the latter opinion for the following reasons：我同意后者，有如下理由：30. Before giving my opinion， I think it is important to look at the arguments on both sides.在给出我的观点之前，我想看看双方的观点是重要的。
2011年12月英语四级写作经典句型解析4
二十二、Since + S + 过去式，S + 现在完成式。
例句：Since he went to senior high school， he has worked very hard.
自从他上高中，他一直很用功。
二十三、It pays to + V ~~~ （。..是值得的。）
例句：It pays to help others.
帮助别人是值得的。
二十四、be based on （以。..为基础）
例句：The progress of thee society is based on harmony.
社会的进步是以和谐为基础的。
二十五、Spare no effort to + V （不遗余力的）
例句：We should spare no effort to beautify our environment.
我们应该不遗余力的美化我们的环境。
二十六、bring home to + 人 + 事 （让。..明白。..事）
例句：We should bring home to people the value of working hard.
我们应该让人们明白努力的价值。
二十七、be closely related to ~~ （与。..息息相关）
例句：Taking exercise is closely related to health.
做运动与健康息息相关。
二十八、Get into the habit of + Ving = make it a rule to + V （养成。..的习惯）
We should get into the habit of keeping good hours.
我们应该养成早睡早起的习惯。