电脑每天都在改变着我们的生活。我们可以在电脑上做很多事情。例如，我们可以写文章，办公，还可以玩游戏。但是最重要的是通过计算机上网，我们在网上可以做更多事情。我们可以网上购物，查材料，还可以与世界各地的人们交流。总之，电脑和网络使我们的生活越采越方便了。 Computers are changing our life day by day. We can do many things on computers. For example, we can write articles, do office work and play games. But the most important usage of computers is to get on the Internet. We can do more things on the Intemet. We may do shopping, search information and communicate with people all around the world. In short,computers and Internet are making our life more and more convenient.