一、the+-est+名詞+(that)+主詞+have ever+seen(known/heard/had/read，etc);the most+形容詞+名詞+(that)+主詞+have ever+seen(known/heard/had/read，etc)

例句：Helen is the most beautiful girl that I have ever seen.

海倫是我所看過最美麗的女孩。

Mr. Chang is the kindest teacher that I have ever had.

張老師是我曾經(jīng)遇到最仁慈的教師。

二、Nothing is+-er than to+V Nothing is+more+形容詞+than to+V

例句：Nothing is more important than to receive education.

沒有比接受教育更重要的事。

三、-cannot emphasize the importance of - too much.(再怎么強調……的重要性也不為過。)

例句：We cannot emphasize the importance of protecting our eyes too much.

我們再怎么強調保護眼睛的重要性也不為過。

四、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(jīng)每況愈下。

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.

全世界都知道樹木對我們是不可或缺的。

六、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。