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。