people think that … 有些人認爲…To be frank, I can not agree with their opinion for the reasons below.坦率地說，我不能同意他們的意見，理由如下。
years, … has been seen as …， but things are quite different now.多年來，……一直被視爲……，但今天的情況有很大的不同。
3.I believe the title statement is valid because… 我認爲這個論點是正確的，因爲…
4.I cannot entirely agree with the idea that …我無法完全同意這一觀點的… I believe…
argument for this view goes as follows.我對這個問題的看法如下。
g with the development of…， more and more…隨着……的發展，越來越多…
e is a long-running debate as to whether…有一個長期運行的辯論，是否…
is commonly/generally/widely/ believed /held/accepted/recognized that…它通常是認爲…
far as I am concerned, I completely agree with the former/ the latter.就我而言，我完全同意前者/後者。
re giving my opinion, I think it is essential to look at the argument of both sides.在給出我的觀點之前，我想有必要看看雙方的論據。