海伦是我所看过最美丽的女孩。
例句2：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 toV
Nothing ismore 形容词 than toV
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 thatSV ...（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.