~~~ the most + 形容词 + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc)
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.
二、Nothing is + ~~~ er than to + V Nothing is + more + 形容词 + than to + V
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。）
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...）
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...）
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...）
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...）
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...）
The reason why we have to grow trees is that they can provide us with fresh air. \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。
九、So + 形容词 + be + 主词 + that + 句子 （如此...以致于...）
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...）
Rich as our country is, the qualities of our living are by no means satisfactory.
{by no means = in no way = on no account 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。
十一、The + ~er + S + V, ~~~ the + ~er + S + V ~~~
The + more + Adj + S + V, ~~~ the + more + Adj + S + V ~~~（愈...愈...）
The harder you work, the more progress you make. 你愈努力，你愈进步。
The more books we read, the more learned we become. 我们书读愈多，我们愈有学问。
十二、By +Ving, ~~ can ~~ （借着...，..能够..）
By taking exercise, we can always stay healthy. 借着做运动，我们能够始终保持健康。
十三、~~~ enable + Object（受词）+ to + V （..使..能够..）
Listening to music enable us to feel relaxed. 听音乐使我们能够感觉轻松。
十四、On no account can we + V ~~~ （我们绝对不能...）
On no account can we ignore the value of knowledge. 我们绝对不能忽略知识的价值。
十五、It is time + S + 过去式 （该是...的时候了）
It is time the authorities concerned took proper steps to solve the traffic problems.
该是有关当局采取适当的措施来解决交通问题的时候了。
十六、Those who ~~~ （...的人...）
Those who violate traffic regulations should be punished. 违反交通规定的人应该受处罚。
十七、There is no one but ~~~ （没有人不...）
There is no one but longs to go to college. 没有人不渴望上大学。
十八、be + forced/compelled/obliged + to + V （不得不...）
Since the examination is around the corner, I am compelled to give up doing sports.
既然考试迫在眉睫，我不得不放弃做运动
十九、It is conceivable that + 句子 （可想而知的）
It is obvious\ apparent that + 句子 （明显的）\（显然的）
It is conceivable that knowledge plays an important role in our life.
可想而知，知识在我们的一生中扮演一个重要的角色。
二十、That is the reason why ~~~ （那就是...的原因）
Summer is sultry. That is the reason why I don't like it.夏天很燠热。那就是我不喜欢它的原因。
二十一、For the past + 时间，S + 现在完成式...（过去...年来，...一直...）
For the pas two years, I have been busy preparing for the examination.
过去两年来，我一直忙着准备考试。
二十二、Since + S + 过去式，S + 现在完成式。
Since he went to senior high school,he has worked very hard. 自从他上高中，他一直很用功。
二十三、It pays to + V ~~~ （...是值得的。）
It pays to help others. 帮助别人是值得的。
二十四、be based on （以...为基础）
The progress of the society is based on harmony. 社会的进步是以和谐为基础的。
二十五、Spare no effort to + V （不遗余力的）