分析型 

1.Recently the ...has been brought into focus...Nowhere in history has the issue been more visible. In this essay, I aim to explore this complicated phenomenon from diverse perspectives, identify the relevant contributing factors and bring up some effective measures. 

２．As far as I am concerned, an array of integrated factors contributes to the ...The first role that should be blamed is...Another equally important factor lies in… Last but not least...：

3. As a matter of fact, ...gives rise to a host of problems, such as...Confronted with such a thorny issue, people come up with a variety of constructive countermeasures. Personally, the following are worth recommendation... ：

4. When everyone is fully aware of the severity and take feasible measures, I firmly believe... 

一面倒 

１.NO invention has received more praises and abuses than cars… Now there is a growing awareness over traffic safety. 

2. Although some people acclaim that… I am still prone to go along with the other side based on the following sound reasons.：
3.To embark on it, it comes as the first problem that...：

4. Should it remain unable to unfold my perspectives, it’ll come as reinforcement that… 

5.It is indisputable that nowhere in history has...been more visible. As far as I am concerned…