With the development of science and technology, Internet is becoming quite universal in out life.
　　Surfing the internet has alot of applications, lf which the most useful is its convenievce. For example, someone can work at home with the internet instead lf going to the company. Besides,小學作文, people can read the latest news, send e-mail, see films and go shopping online. They don't have to waste a lot of time or energy going from one place to another.
　　However, every coin has two sides, Internet is not exception. Surfing the Internet too long is bad for health. Some students even stay date and night playing computer games, and as a restult, they may sleep in the class. It will have a negative effect on their study. Therefore, we students should not be addicted to Internet and never forget our responsibility.
　　In a word, we should be very careful while surfing the Internet.

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