直径无限扩张
参考范文：
In my opinion，the Internet is helpful rather than harmful as someone else thinks. As is known to all，the Internet is playing a more and more important part in our daily life. On the Internet，we can read news at home and from abroad and get as much information as we can. We can send e - mails or make phone calls to our family as well as to our friends. We can also attend the net school，read many books and even teach ourselves English. We can also enjoy music，watch matches and play computer games on the Internet. We can even do shopping on line. Besides，we can improve our ability to operate the computer.
But we should not be given to the Internet，or we'll get our life and study destroyed. Besides，we should keep off the harmful websites. Anyhow，this doesn't prevent the Internet becoming our friend. We can't throw away the apple because of the core，can we？
这篇你参考参考，不行再说哦~~~~~~·
internet is an international computer network connecting other networks and computers from companies, universities, etc. at present, most of people can use computer for working, chatting, playing game, watching the movie and picture, and searching anything by clicking on internet. internet is useful assistant for leading you to another world which amazing thing. i think internet has advantage and disadvantage.
advantage of internet is that you can do anything that you want on internet when it was connected to independent world such as download data, programs, game, picture etc. but internet has risk to receive spy ware, it attempts to disable or delete anti-spy ware tool and suppress warning massages given to users, it damages your data or system in your computer. moreover, you have risk to find the bad persons when chat in chat room especially women. you can found the crime news on the newspapers. the news said they have many victim from chatting with unknown people by the victim were believed implicitly. in conclusion, many people still use internet because it is useful and comfortable
