CET 6-写作常用句式总结1. 开头 Recently, the problem of has aroused peoples concern. Internet has been playing an increasingly important role in our day-to-day life. It has brought a lot of benefits but has created some serious problems as well. Nowadays, (overpopulation) has become a problem we have to face. It is commonly believed that / It is a common belief that Many people insist that With the development of science and technology, more and more people believe that