一、 … the +形容词最高级 + 名词 + (that) + 主词 + have ever + seen (known/heard/had/read, etc)

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

    海伦是我所看过最美丽的女孩。

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

    张老师是我曾经遇到最仁慈的教师。

    二、 Nothing is + ~~~ er than to + V

    Nothing is + more + 形容词 + than to + V

    例句：Nothing is more important than to receive education.

    没有比接受教育更重要的事。

    三、 ~~~ 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。

    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。