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 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 (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.

　　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.

　　5. …是很容易证明的。

　　It can be easily proved (that)子句

　　例┱时间最珍贵是很容易证明的。

　　It can be easily proved that nothing is more precious than time.