1.It's hardly too much to say that…
它几乎没有太多的说…
2.What calls for special attention is that…
需要特别注意的是
3.There's no denying the fact that…
毫无疑问,无可否认
4.Nothing is more important than the fact that…
没有什么比这更重要的是…
5.what's far more important is that…
更重要的是…
6.It is not uncommon to see… 
这种句型可以用于现象描述, 这个是双重否定,经典句型 
7.Now it is commonly/generally/widely believed/held/acknowledged that…, but I tend to the latter… 
对立法 
8.Now there is a growing awareness of the necessity to …
Now people become increasingly aware of the importance of… 
观点提出
9.As far as…is concerned 就……而言
10.It goes without saying that…不言而喻,……
11.As the proverb says, 正如谚语所说的,
12.It’s generally recognized that… 普遍认为…
每种类型的作文开头都不一样,考生们需要注意平时的积累。