1、There is no denying that + S + V ……(不可否認的.……)
例句：There is no denying that the qualities of our living have gone from bad to worse.
不可否認的，我們的生活品質已經每況愈下。
2、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.
全世界都知道樹木對我們是不可或缺的。
3、There is no doubt that + 句子(毫無疑問的……)
例句：There is no doubt that our educational system leaves something to be desired.
毫無疑問的我們的教育制度令人不滿意。