经典句型一、~~~the + ~ est + 名词 +(that)+ 主词 + have ever + seen (known/heard/had/read, etc) ~~~ the most + 形容词 + 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 + VNothing 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 tous.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。七、An advantage of ~~~ is that + 句子(……的优点是……)例句：An advantage of using the solar it won't create (produce) any pollution.使用太阳能的优点是它不会制造任何污染。八、The reason why + 句子 ~~~ is that + 句子(……的原因是……)例句：The reason why we have that they can provide us with fresh air.The reason why we have that they can supply fresh air for us.我们必须种树的原因是它们能供应我们新鲜的空气。