四级作文问题解决型

描述问题段

It is generally accepted that＿＿＿。问题方面1＿＿＿。Additionally，问题方面2＿＿＿。Therefore，how to solve the problem is worth more attention urgently.

说明方法段

The following ways can be adopted to effectively solve the problem.Above all＿＿＿，Moreover，＿＿＿. In addition，＿＿＿。

阐述观点段

In my eyes，the phenomenon can be prevent ed through mutual efforts. To begin with，＿＿＿。Besides，＿＿＿。Therefore，＿＿＿。