2014年12月英语四级作文模板：原因分析类

　　下面是原因分析类的英语四级作文模板，供考生借鉴学习。

模版1

　　_________ is currently becoming a serve problem in China, which happen to ________. So long as ________, ___________ will always unsurprisingly ________.

　　Why does ________ become so rampant? First and foremost,__________. Secondly,_________. Last but not least, ________. As a consequence,___________.

模版2

　　During the last decade, there has been a steady rise in the number of _________. In detail,________.

　　Three reasons, in my mind, account for this social phenomenon. First and foremost,__________. Moreover,_________. In addition,___________. As a result,__________.

　　Personally, I firmly believe that the problem derives from __________. Thus, if the government make relevant policies and take relevant measure to __________, the problem can be readily solved in __________.

模版3

　　Nowadays,_________ is/are doing great harm to ___________.

　　What are the incentives that drive people to _________? The most important factors should be __________. Furthermore,________. It directly leads to the patent and salient harmfulness that ________.

　　Consequently, it is high time that the whole society should contribute to the collective efforts to put an end to ________.