Recently， the problem of … has aroused people’s concern.
最近，…问题已引起人们的关注.
Internet has been playing an increasingly important role in our day-to-day life. It has brought a lot of benefits but has created some serious problems as well.
互联网已在我们的生活中扮演着越来越重要的角色.它给我们带来了许多好处，但也产生了一些严重的问题.
Nowadays， (over population) has become a problem we have to face.
如今，(人口过剩)已成为我们不得不面对的问题了.
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…
A lot of people seem to think that… 很多人似乎认为…
2.提出建议
It is high time that we put an end to the (trend). 该是我们停止这一趋势的时候了.
It is time to take the advice of … and to put special emphasis on the improvement of …
该是采纳…的建议，并对…的进展给予特殊重视的时候了.
There is no doubt that enough concern must be paid to the problem of …
毫无疑问，对…问题应予以足够的重视.
Obviously，If we want to do something… ， it is essential that…
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