The most useful invention

Through centuries, there are many inventions which has improved human's life and make life more comfortable, more convenient. One of the is television. Television is a method of communication, which ideas and experiences can be communicated faster to more people. The role of television are many and various. And watching TV has really become the most popular form of entertainment to everyone now. So, as far as I am concerned, television is the most useful invention in the 20th century.

We all know that thanks to television we can see and know what is happening halfway around the world. Besides being informed current events, we also learn about different customs and way of the people living in a place where we can know only through books or even have a little chance to visit. Especially, nowadays, television provides viewers with many kinds of program from national to international. Therefore, watching TV is also the way help us to gain knowledge. 

Besides the role of an educational tool, TV is also a simple form of entertainment to almost people at night. We just turn on, choose program and enjoy. Nothing is more interesting than watching a favorite TV program after a hard working day.At that time, all tired and stress seemed to be relieved. Furthermore, TV will be more meaningful for person who can not afford to enjoy other expensive entertainment. To above these reasons, TV become a useful invention for everyone.

In short, television is one of the most invention for human's life. It brings the entire world together through its picture and sound. But everything has its left side, and television is also too. TV itself is neither good nor bad, so we must use it for correct purpose so that it is useful for us.