6月大學英語四六級作文重點句式（一）
引出開頭的常用句子格式
1：It is well-known to us that==As far as my knowledge is concerned,
2：Recently the problem of has been brought into focus. ==Nowadays there is a growing concern over
3：Nowadayshas become a problem we have to face.
4：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.
5：With the rapid development of science and technology，more and more people believe that
6：It is a common belief that==It is commonly believed that
7：A lot of people seem to think that
8:It is universally acknowledged that + 句子
