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 + 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。
七、an advantage of …is that + 句子 （……的优点是……）
例句：an advantage of using the solar energy is that 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 to grow trees is that they can provide us with fresh air. 我们必须种树的原因是它们能供应我们新鲜的空气。
*九、so + 形容词 + be + 主词 + that + 句子…… （如此……以致于……） 例句：so precious is time that we can"t afford to waste it. 时间是如此珍贵，我们经不起浪费它。
十、adj + as + subject（主词）+ be, s + v~ （虽然……）
例句：rich as our country is, the qualities of our living are by no means satisfactory. （by no means = in no way = on no account =at no time = in no case = in no sense = under no circumstances = not ...in the least 一点也不）
虽然我们的国家富有，我们的生活品质绝对令人不满意。
