31．I cannot totally accept the idea that…，because，in my point of view，I believe…    我不能完全接受……的观点。因为，在我看来，我相信……   

32．There are numerous reasons why．．．，and 1 would explore only a few of the most impor-tant ones here．   

为什么……有很多理由，在此我仅仅探讨其中最重要的几条。

33.There is another reason why I cast my preferenct for……

   我倾向于……还有另一个原因。

35.The social and economic advances，the quickening of living tempo and the ever increasing competition are deemed as the main contributors to．．．   

社会经济的进步、生活节奏的加快和日益激烈的竞争对……起了重要作用。  

36．There are some major causes for．．．．One cause is．．．．Another cause is····And the most frequently stressed cause is．．．   

……有一些主要原因。其中一个原因是……，另一个原因是……，而最经常被强调的原因是……

37． It can not be debude that．．．

不可否认的是……  

38．Nowadays’it is generally／widely／commonly／prevalently held／accepted / assumed that…  

目前，经常(广泛，普遍)认为的是……   

39．It goes without saying that．．．

    毫无疑问的是……

40．There is no denyirlng that．．．  

不可否认的是……