It's said that our world is like a village.That is to say that nowadays one can easily get in touch with other people all around the world.By plane,you can appear in other hemispheres within hours; through television you can be infonned vividly and timely about all events inside and outside your country.It's no longer a dream to see and talk to a person on the other side of the world.Therefore,the world seems to become smaller.
What makes possible communications throughout the world?First,the invention of modern means of transportation contributes a lot to human activities in the world.Secondly,the application of satellite technolagy,which is thought of as the most significant breakthrough in human history,helps to convey signals of television and radio from one place to another.Finally,the change is also partly due to modem civilization brought about by modern industry,which has produced televisions,computers and many other useful machines.