英语作文中的高级句型可以让文章更加优美、流畅、有力地表达出作者的观点和思想。以下是一些常用的英语作文高级句型。

1. In view of/Considering/With regard to/According to + noun/verb-ing/adj, + sentence. （考虑到/鉴于/就......而言......）

这种句型用于引出作者的观点或者结论，强调作者的立场和看法。

例如：In view of the fact that pollution has become a serious problem, we should take immediate action to protect the environment.

2. It is widely believed/accepted/held that + sentence.（据普遍认为......）

这种句型用于引出某个观点或者事实，并且该观点或者事实是被广泛接受的。

例如：It is widely believed that education is the key to success in life.

3. Not only... but also... （不仅......而且......）

这种句型用于强调两个相似的或者相关的事物，并且强调它们的重要性。

例如：Not only does exercise keep you healthy, but it also helps you to relax.

4. On the one hand... on the other hand... （一方面......另一方面......）

这种句型用于表达两个相对的观点或者事实，并且强调它们的对比和相似之处。

例如：On the one hand, technology has made our lives easier, but on the other hand, it has also led to the loss of jobs for many people.

5. It goes without saying that + sentence. （不言而喻......）

这种句型用于表达一些普遍的观点或者事实，并且强调它们的普遍性和重要性。

例如：It goes without saying that education is the most important factor in determining a person's future success.

这些高级句型可以帮助作者更好地表达自己的意见和思想，使文章更加生动、具体、有力，提高文章的质量和效果。