6.The Internet

The Internet is a global(globe)system of computer networks to serve billions of users worldwide.The Internet has reshaped most41________ (tradition)means of communication including telephone，music，film and television.This has given birth to new42________ (develop)of mass media.Newspaper,book and other print publishing are43________ (adapt)themselves to this new technology.

The Internet has44________ (enable)new forms of human communications such as online chatting and social networking.Online shopping has45________ (grow)rapidly for major stores and small traders.The business-to-business service on the  Internet affects the supply chains across all46________ (industry).

The origins of the Internet date back to research in the 1960s.The project was  to build47________ (power)computer networks.It was supported by the US48________ (govern)in cooperation with private businesses.By the 1990s，the Internet was  made a commercial49________ (produce)and became popular worldwide.As of 2011，50________ (near)a third of the Earth’s population used the Internet.