I. 用于文章主题句 1. 不用说，…
It goes without saying that子句 = (It is) needless to say (that)子句 = It is obvious that子句 = Obviously, S. + V. 例：不用说早睡早起是值得的。
It goes without saying that it pays to keep early hours.
2. …是不可能的; 无法… There is no Ving
= There is no way of Ving. = There is no possibility of Ving. = It is impossible to V. = It is out of the question to V. = No one can V. = We cannot V.
There is not denying that successful business lies in a healthy body and mind.
I am greatly convinced (that)子句 = I am greatly assured (that)子句 例：我深信预防是于治疗。
I am greatly convinced that prevention is better than cure.
Among various kinds of …, … = Of all the …, …
Among various kinds of sports, I like jogging in particular.
It can be easily proved (that)子句
It can be easily proved that nothing is more precious than time.
6. …无论如何强调都不为过 … cannot be overemphasized
The importance of traffic safety cannot be overemphasized.
7. 就我的看法，…;我认为… In my opinion, … = To my mind, ….
= As far as I am concerned, … = I am of the opinion that子句
In my opinion, playing video games not only takes much time but is also harmful to health.
8. (A) 每个人都知道… Everyone knows (that)子句 (B) 就我所知，…
As far as my knowledge is concerned, … 例：就我所知，下列方法对我帮助很大。
As far as my knowledge is concerned, the following ways are of great help to me.
There is no doubt (that)子句
There is no doubt that near-sightedness is a serious problem among the youth of our country.
According to my personal experience, … = Based on my personal experience, …