It is commonly believed that … / It is a common belief that … 人们一般认为……
Many people insist that … 很多人坚持认为……
With the development of science and technology, more and more people believe that…随着科技的发展,越来越多的人认为……
It's generally recognized that... 它普遍认为...
It's likely that ... 这可能是因为...
It's hardly that... 这是很难的......
i feel sure that...我坚信...
...is the best way to make sure that....确保...的最好办法是...
we must do our absolute best to....我们必须竭尽全力做...
It's hardly too much to say that... 它几乎没有太多的说…
What calls for special attention is that...需要特别注意的是
There's no denying the fact that...毫无疑问，无可否认
There are many factors that may account for…, but the following are the most typical ones.有许多因素可能占...，但以下是最典型的。
Many ways can contribute to solving this problem, but the following ones may be most effective.有很多方法可以解决这个问题，但下面的可能是最有效的。
Nothing is more important than the fact that... 没有什么比这更重要的是…
A lot of people seem to think that … 很多人似乎认为……
Attitudes towards (drugs) vary from person to person.人们对待吸毒的态度因人而异.
There are different opinions among people as to …关于……,人们的观点大不相同.
Different people hold different attitudes toward (failure). 对(失败)人们的态度各不相同。
But the problem is not so simple. Therefore 然而问题并非如此简单，所以……
But it's a pity that... 但遗憾的是…
For all that...对于这一切...... In spite of the fact that...尽管事实......
Further, we hold opinion that... 此外，我们坚持认为，...
However , the difficulty lies in...然而，困难在于…
still as the result of been.........(最后的结果还是。。。。)
On the other hand of this / the argument:(但是从另一方面想。。。。)
To the point that i can no longer think of:( 我已近想不出。。。。。)
Similarly, we should pay attention to... 同样，我们要注意...
Hence/Therefore, we'd better come to the conclusion that …因此,我们最好得出这样的结论……
There is no doubt that (job-hopping) has its drawbacks as well as merits.毫无疑问,跳槽有优点也有缺点.
The data/statistics/figures lead us to the conclusion that….通过数据我们得到的结论是，....
It can be concluded from the discussion that...从中我们可以得出这样的结论
From my point of view, it would be better if...在我看来……也许更好
All in all, we cannot live without … But at the same time we must try to find out new ways to cope with the problems that would arise.总之,我们没有…是无法生活的.但同时,我们必须寻求新的解决办法来对付可能出现的新问题.