分析原因解决问题型
With the development of the society, with the advent of _____________ （相关事物或现象）, we have to face a problem that ______________________ （主题问题）. What are the reasons for it? In the following paragraphs, I'll venture to explore the reasons. To start with, _____________________ （阐述原因1）. Moreover, __________________ （阐述原因2）. In addition， _______________________ （阐述原因3）. In view of the seriousness of the problem, effective measures should be taken. For one thing, it is high time that people all over China realized the importance of __________________ （解决主题问题）. For another, the government should issue strict laws and regulations in order to put the situation under control.