Nowadays, our society is witnessing more and more...
There is a general discussion today about the issue of .... .
Currently, there is a hcatcd dcbatc among pcoplc, that ....
Recently, the problem of... has aroused public attention/become a heated topic.
With the rapid development f.... there arises a heated debate as to...
It is now a common practice to...
Recently, ..have caused great controversy.
As to .... there is no consensus/complete agreement among people.,
Opinions vary from individual to individual, from culture to culture.
When it comes t.... some believe that..; others argue that...
In my opinion/as far as 'm concerned/as to me...
As opposed to widely held ideas, I argue that it's a better idea to...
It is true that.. but this not to say that..
It is one thing to believe that... but it is quite another to say that...
Faced with.... quite a few people argue th..but other people conceive differently.
... does exist for a reason nowadays, but I don't think it should be encouraged among..
While I am in support/favor ... I am not suggesting that...
There are many causes/reasons for this problem... .
A number of factors canaccount for the change in..
In my opinion, it is the ... that cause,
.. is attributed to the problem.
One of the chief causes of today's .. is the fact that...
The explanation for this phenomenon involves many reasons.
.. is chiefly responsible for the problem.