【正文】
/ contribute to / be responsible for the phenomenon above. 2. The phenomenon above result from/ be attributed to / be caused by the following three main reasons. 3. There are three main reasons/ factors / aspects that lead to the phenomenon mentioned above. 4. A number of factors could account for the problem, but the following might be the most critical ones. 結(jié)尾段句型: 1. On one hand, it is appealed that our country should lay down relative regulations and laws. On the other hand, our consumers ought to enhance the sense/ consciousness of copyright. 2. In view of the seriousness of this problem, effective measures must be taken before things get worse. 3. With proper laws and an alert public, it will only be a matter of time for fake and shoddy goods to bee things of the past. 4. With these measures taken, it is reasonable for us to believe that the problem will be solved in the near future. 5. Based on / Judging from the analysis mentioned above, effective measures should be taken as soon as possible. should be done to solve it. 7. It is of importance for us to … / It is high time that we did something to …