Inventions

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Across
  1. 5. to wash the dishes
  2. 6. to move wherever you want by yourself
  3. 7. to receive or make calls at home
Down
  1. 1. to take photographs
  2. 2. to write programs, play games, find and use information
  3. 3. to keep food fresh for a long time
  4. 4. to move fast and quick around the world