1. 主語+is + the + 級+ 名詞 +(that)+ I have ever seen (known/heard/had/read)
　　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。
　　Yao Ming is the tallest basketball player that I have ever seen。
　　姚明是我所見過的的籃球運(yùn)動(dòng)員
　　Liu Xiang is the most hardworking sportsman that I have ever seen。
　　劉翔是我所見過的最勤奮的運(yùn)動(dòng)員。
　　2.Nothing is more important + than + to do sth.　沒什么比做某事更重要的事。
　　例句：Nothing is more important than to keep fit。沒有比保持健康更重要的事。
　　Nothing is more important than to potect our environment。沒有什么比環(huán)保更重要的事。
　　Nothing is more important than to gain knowledge。沒有什么比學(xué)習(xí)知識更重要的事。
　　3.There is no denying that + S + V (不可否認(rèn)的……)
　　例句：There is no denying that Nothing is more important than to potect our environment.
　　不可否認(rèn)的，沒有什么比環(huán)保更重要的事。
　　There is no denying that Lin Zhiling is the most charming actress I have ever seen.
　　不可否認(rèn)，林志玲是我所見過的最有魅力的女演員。