一：~ the + --est + n. + (that) + 主 + have even seen/known/heard/had/read.
Helen is the most beautiful gril that I have ever seen.
二：Nothing is + --er than to + V
Nothing is + more +adj +than to +v
Nothing is more important than to receve education.
三：~~cannot emphasize the importance of ~~too much
We cannot emphasize the importance of protecting the eyes too much.
四：There is no denying that +S +V
There is no denying that the qualities of our our living have gone from bad to worse.
五：It is universally acknowledged that + ~~
It is universally acknowledged that trees are important to us.
六：An advantage of ~is that +~
An advantage of using the solar energy is that it won't create any pollution.
七：So + adj + be +主 +that +~~
So precious is time that we can't afford to waste it.
八：adj +as +sub +be
Rich as our country is, the quality of our living are by no means satisfactory
九：by + --ing, ~can ~
By taking exercise, we can always stay healthy.
十: ~ enable + o +to +V
Listing to music enable us to feel relaxed.
十一：On no account can we +V
On no account can we ignore the value of knowledge
十二：Those who ~
Those who violate raffic regulations should be publised
十三：There is no one but + ~~
There is no one but longs to go to colledge.
十四：be + forced/compelled/obliged + to +V
Since the examination is around the corner,I'm compelled to give up doing exercise.
十五：be closely related to~
Taking exercise is closely related to health.