With the development of science and technology,the internet plays a more and more important part in our daily life.We can search various kinds of things that we need on the internet .We also can send messages,play chess or have a chat on it .At the same time,we can use internet to learn different knowledge by ourself.No matter you are at home or abroad,you can use internet unimpeded and freely.In a word,because of internet,our life become more colourful and cheerful.We should take full advantage of the internet.