computers have become very important in many areas of work and play.since the internet come into being,people`s lives have changed too.more and more have have personal computers,and people can get much Knowledge that they want by using computer.and people can do shopping and do business at home,they also can communicate with friends and chatting on line.the internet have made the world smaller,like a village. comgputers have improved our lives,but they have brought problems too if we work on computerstoo long ,we may get headavhes or sore eyes.if we play computer games too much,we won`t study well and get enough exercise. althoughhelp us at work and life ,we must use them properiy本回答被网友采纳