I. 用于文章主题句
1. 不用说
It goes without saying that子句
= needless to say 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 V+ing
= There is no way of V+ing.
= There is no possibility of V+ing.
= It is impossible to V.
= It is out of the question to V.
= No one can V.
= We cannot V.
例︰不可否认的?成功的事业关键在于健康的身心。
There is not denying that successful business lies in a healthy body and mind.
3. 我深信
I am greatly convinced 子句
= I am greatly assured 子句
例︰我深信预防是于治疗。
I am greatly convinced that prevention is better than cure.
4. 在各种 之中?
Among various kinds of ，
= Of all the ，
例︰在各种运动中我尤其喜欢慢跑。
Among various kinds of sports， I like jogging in particular.