一、引出开头
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
二、表达不同观点
1:Peoples views onvary from person to person. Some hold thatHowever, others believe that
2:People may have different opinions on
3:Attitudes towards vary from person to person.==Different people hold different attitudes towards
4:There are different opinions among people as to
三、表示结尾
In short, it can be said that
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