请帮我写一篇电视利与弊的作文明天要急用啊`谢谢各位大侠拉

Advantages and disadvantages of watching TV
Nowadays more and more people like to watch TV. So TV plays a very important part in our life. But watching TV has both advantages and disadvantages. Generally, the advantages can be listed as follows.
Firstly, you can expand your knowledge by watching TV. As we all know, learning things by TV is much faster than by listening to the radio or just by reading books. For it has colorful pictures as well as wonderful music.
Secondly, you may know anybody you want to know such as famous singers, super stars, scientists and so on.
What’s more, you can go everywhere by traveling programs. Let’s suppose, if you like traveling very much, but you have to work on weekends or holidays, you must be very sad. And now open your TV and it’ll take you to anywhere.
Every coin has two sides. The disadvantages are also obvious. For example, watching too much TV can easily become short-sighted, especially for children and students