英语利弊性作文500字

Now many of my classmates like to surf the Internet in their free time.I think Internet can bring us both advantages and

example，if I have some trouble studying， I can surf the internet to find more helpful information. And I can make more friends on it. Some of my classmates say they feel happy when they talk with more friends with many similar hobbies.

However, Internet can make some problems at the same time. If you spend too much time on it ,you will becaome lazy and can't put your heart on study. It will be even worse if you feel you can't live without Internet. So we must be careful when we use the Internet.

现在，我的很多同学都喜欢在闲暇的时间里上网，我认为网络既给我们带来了好处，又有不好的'地方。例如，如果我在学习上又困难，我就能上网搜索一些有帮助的信息。并且我还能够在网上交到更多的朋友。我有一些同学说，当他们找到了一些拥有相当兴趣的朋友来聊天时，会觉得开心然而，网络同时也会造成一些问题。如果你花太多时间在上面，你就会变懒而且不能够专心学习。如果你觉得你的生活已经离不开它了那就更糟了所以，当我们在使用网络的时候一定要小心。 网购

We talked about the advantages（优点） and disadvantages（缺点） of internet shopping(网购) these days. Some

students think it's very convenient（方便的） for us to go shopping on the internet. The shops on Internet, for

example , are open for almost 24 hours a day, so we can buy something we want at any time if we like. What's more（另外）, we needn't to wait in a queue（排队）.

However, some students disagreed（不同意） with them. We can't see the things while we are shopping. So we are 1

not sure whether they are good or not ，Besides,（另外） we can't enjoy the happiness of shopping with our friends. 手机

Cell phones（手机） have become increasingly popular in china these days. wherever you go you can see people using cell phones. many college students, even high school students, have cell phones.

Cell phones have brought people a lot of benefits（利益 好处）, but the most important is that they are

convenient. with cell phones in their hands, they can keep in touch（保持联系） with anybody they want. if they want to get some information（信息） from the internet, they can easily have their dream realized with cell phones too. Further more(另外), if someone has a heart attack (心脏病)or a traffic accident, a call to emergency（急救） hospital or to the police can quickly bring him the help he wants.

However, cell phones can also bring people problems. the most serious （严重的）is the electric（电的） wave（波） radiation （辐射）which is thought to be harmful （有害的）to users' brains（大脑. another problem is that when people are having a meeting or having a class or at a concert , the ring（铃声） of the cell phone may interrupt（打扰） others. so i think people should use cellphones as little as possible and turn them off when they are attending（出席） important meetings or attending classes.