关于 学生沉迷于上网的 英语短文

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 stop.