2017英语专四作文模板给定观点类
① The past few years have witnessed a phenomenon that 现象背景。Some people hold that 观点。However, I believe that 展开题目
② The benefits/significance/importance of 关键点lies in the following aspects. Firstly, 理由一，例子一。Secondly, 理由二，例子二。Finally, 理由三，例子三。
③ To sum up/in brief/in conclusion, 重申观点 only 措施 can 结论。