分析利弊

　　Nowadays many people prefer __________ (主题) because it plays a significant role in our daily life. Generally, its advantages can be seen as follows. On the one hand, ________________ (主题的优点1). On the other hand, ___________________ (主题的优点2). But everything can be divided into two. The negative aspects are also apparent. One of the important disadvantages is that ___________________ (主题的缺点1). To make matters worse, __________________________ (主题的缺点2). Through the above analysis, I believe that the positive aspects far outweigh its negative aspects. Whatever effects it has, one thing is certain, ________ (主题) itself is neither good nor bad. It is the uses to which it is put that determine its value to our society.

　　分析原因

　　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.