2.For years, … has been seen as …， but things are quite different now.多年来，……一直被视为……，但今天的情况有很大的不同。

　　3.I believe the title statement is valid because… 我认为这个论点是正确的，因为…

　　4.I cannot entirely agree with the idea that …我无法完全同意这一观点的… I believe…

　　5.My argument for this view goes as follows.我对这个问题的看法如下。

　　6.Along with the development of…， more and more…随着……的发展，越来越多…

　　7.There is a long-running debate as to whether…有一个长期运行的辩论，是否…

　　8.It is commonly/generally/widely/ believed /held/accepted/recognized that…它通常是认为…

　　9.As far as I am concerned, I completely agree with the former/ the latter.就我而言，我完全同意前者/后者。

　　10.Before giving my opinion, I think it is essential to look at the argument of both sides.在给出我的观点之前，我想有必要看看双方的论据。

　　六、表示比较和对比的常用句型和表达法

　　1.A is completely / totally / entirely different from B.