Introduction 　　Recent years have witnessed ， which has aroused a heated debate of whether ， which has aroused a heated debate of whether . Views on this issue vary from person to person. From my point of view, before airing my own opinion, I do think its necessary to analyze / explore this thorny issue from different angles / both sides of this thorny issue.

　　Main body

　　Those who tend to present the following reasons. To begin with, In addition, . Whats more,

　　..

　　However, other people may examine / explore this issue from another angle. For one thing, ... For another thing, . Furthermore, ..

　　Conclusion

　　In conclusion, although its very difficult / hard to draw / come to / reach / arrive at an absolute conclusion to this issue, I would not hesitate to assent to the former / latter viewpoint because Im fully convinced that

　　万能开头：

　　As Descartes once said:If you would be a real seeker after truth, it is necessary that at least once in your life you doubt, as far as possible, all things然后后面再加上你自己的模板：although the authors claim that...is not wholly insupportable, it would still be a mistake to draw the conclusion generally. In my observation...