Fill in the missing words: information, medical, ordinary, messages, amount, send, Internet, computer, commercial Internet and Modern Life The Internet is a part of our ordinary life. Everybody knows that the Internet is a global ____ network, which embraces hundreds of millions of users all over the world and helps us to communicate with each other in our ______life. The history of Internet began in the United States in 1969. It was a military experiment, designed to help to survive during a nuclear war. Nowadays most of the people use the network only for sending and receiving e-mail_______, people who do not have e - mail are seen as old - fashioned. We use the internet for reading news, available on some dedicated news servers, telnet, and FTP server and for getting necessary _______. In many countries the Internet could provide businessmen with its own reliable system of telecommunications. The _____ use of the network is constantly increasing. Now you can work through the Internet, gambling and playing through the net. However, there are some problems. The most important problem is security. When you ____ an e-mail, your message can travel through many different networks and computers. There is no effective control in the Internet, because a huge _____ of information circulating through the net. Thieves and hackers may gain access to personal information. Additionally there is an endless amount of violent and sexually explicit sites. Besides that anyone who surfs the Internet for long periods is clinically ill and needs ______ treatment. Thus there are some pros and cons. But no doubt the _____ is a great achievement of mankind.