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Across
  1. 3. electronic mail - a system that allows you to send and receive messages by computer
  2. 4. online diary. People can read the diary and comment or ask questions to interact with the writer
  3. 6. a site that people can join and ask others to be guests or friends on their websites. Each guest then brings their own friends onto the network
  4. 7. changes in your body movements to show what you are feeling or thinking
  5. 8. small computer that you can carry with you
Down
  1. 1. technology which is in a computer, and a network installed in a building, which means that people do not have to plug their computers into the Internet
  2. 2. like a blog, but with a video rather than words text messaging: send someone a written message on a mobile phone
  3. 5. phone that you can carry with you and use in any place