CET-6 作文模板类型一 解决问题型模板一 Nowadays,_(主题)has become the matter of great concern,especially for those who are involved in the matter. The problem has been so pervasive that tons of instances could be made here._(举例). Compared with the phenomenon itself,the reasons are worth of more consideration.Three of them,as I think,may account for it._( 原 因 一).Besides,_(原因二).Finally,_(原因三). Meanwhile,meeting the issue,we should cast light on the severe consequenc