There are many ways used in communication. The printed word is just about the most important way we have【C1】______communicating with one another. Look around you at the【C2】______in school at the news- papers, at home, at the posters【C3】______walls and the stamps that you【C4】______on envelopes before posting them. Consider too, the【C5】______of being able to understand the instructions【C6】______on packets of food and medicine sold in shops. In these【C7】______in many other ways, the printed word has become so important【C8】______it is difficult to imagine how life could go on【C9】______it. In everyday life there are hundreds of situations【C10】______which people need to communicate with due another, and the printed word is nearly【C11】______the best method of communication【C12】______large numbers of people are involved. 【C13】______you may know, communication intended to reach a large【C14】______of people is called 'mass communication'. The main present-day【C15】______of mass communication using the printed words are newspapers, magazines and books. The【C16】______known forms of modern mass communication which do not use the printed word are television and radio. Television or radio broadcasts, like newspapers,【C17】______also reach millions of people【C18】______a time. hinting is so important nowadays that it is difficult to imagine how people could【C19】______without it. In fact, though, it was many centuries【C20】______man even had a language. Early cave men communicated with one another by sign language or by drawing on the walls of their caves. 【C1】