1. 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。
2.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。
3.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。
