书面表达 根据下图.请以“Three Ways of Communication 为题.写一篇100词左右的作文.请写出每一种方法的好处与短处.?

Communication has been playing an important role in people’s life．There are many ways of communication．Of them all, mail, telephone and computer are most commonly used．

Writing letters is one of them．People use written words to exchange information, ideas and thoughts．Although the mail is slow, it is the cheapest means of communication．The second type is the telephone．By telephone, people use sound to communicate with others and they can hear each other even if they are far apart．With the development of modern science and technology, the computer has come into being．Communication with computers is fast and easy．In this way, people send e-mail to each other．

In a word, mail, telephone and computer help to bring people all over the world closer．