On the positive side ,computers are of great importance in the following aspects.Firstly ,we can get all kinds of valuable imformation through the internet in all fields such as maths, liturature ,economy and so on, which is so much vital to our study and work.Also,in this way, you can update ourself on the latest events all aroun the world.Another advantage of computers is that:after a hard-working day,after a hard working day you can refresh your mind and body because there are many interesting things to offer on the computers, for example songs, healthy games ,comics.Last but not least,computers also enable you to contact your friends no matter where they are .for all tese reason, computers nowaday play an important role in everyday life.
. Turning to the drawbacks of computers,some followings need to be taken into consideration.
In the first place, the internet is full of harmful materials,especially for children.some websites are not designed for educational purposes but for profit-gaining aims,even there are youngsters who are so addicted to games on computers that they spend almost all day sitting before the computer.As a result they do badly at school.Secondly,a computer is just a machine,it cannot replace human completely so you are unlikely to find 'moral support' from chatting with strang people on the net.Besides, people tend to tell lies to their chatter.In other words,computers can be rather dangerous to some extent.
in conclusion,computers not only serve our purposes of studying,relaxing but it also do us no good including hardening us to other's feeling and demoralizing our children's minds.However ,their advantages...