开头

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, (overpopulation) 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.

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…

A lot of people seem to think that…

很多人似乎认为…

引出不同观点:

People’s views on… vary from person to person. Some hold that… . However, others believe that…. 人们对…的观点因人而异.有些人认为….. 然而其他人却认为．．．

People may have different opinions on… 人们对…可能会有不同的见解.

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.

结尾

Taking all these factors into consideration, we naturally come to the conclusion that…

把所有这些因素加以考虑,我们自然会得出结论…

Taking into account all these factors, we may reasonably come to the conclusion that…

考虑所有这些因素,我们可能会得出合理的结论…

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.

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.

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…

显然,如果我们想做某事,很重要的是…