1：It is well-known to us that……（我们都知道……）==As far as my knowledge is concerned, …（ 就我所知…）

2：Recently the problem of…… has been brought into focus. ==Nowadays there is a growing concern over ……（最近……问题引起了关注）

3：Nowadays（overpopulation）has become a problem we have to face.（现今，人口过剩已成为我们不得不面对的问题）

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直播中~~

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.（互联网已在我们的生活扮演着越来越重要的角色，它给我们带来了许多好处但也产生了一些严重的问题）

5：With the rapid development of science and technology，more and more people believe that……（随着科技的迅速发展，越来越多的人认为……）

6：It is a common belief that……==It is commonly believed that……（人们一般认为……）

7：A lot of people seem to think that……（很多人似乎认为……）

8:It is universally acknowledged that + 句子（全世界都知道...）

二、表达不同观点
　　1：People's views on……vary from person to person. Some hold that……However, others believe that……（人们对……的观点因人而异，有些人认为……然而其他人却认为……）

2：People may have different opinions on……（人们对……可能会持有不同见解）

木有人么~~