what are the advantages and disadvantages of Intrernet

The Advantages and Disadvantages of Internet
The following aspects could best illustrate the advantages of Internet. Netsurfers (网上冲浪者) in different countries can share interesting knowledge and the latest information. Besides, Internet has provided a major opportunity to buy and sell merchandise (商品). What is more, people may get medical help or even vote on Internet. Its advantages seem countless.
Behind all this glowing talk, however, are some problems. Internet makes people passive by stopping them making their own entertainment. So much so that when there is a breakdown or jam, people may find that World Wide Web turns into World Wide Wait. What is worse, some children have access to the scenes of violence and sex. Apart from these, it can be affected by viruses(病毒) and hackers (黑客).
We should handle its problems, meanwhile we should exploit its potential as well. With proper management of Internet people ought to experience more fruits of the information revolut