U3 adjectives

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Across
  1. 3. easy to carry and move
  2. 6. spolehlivý
  3. 8. účinný
  4. 9. it uses computer to make it work
Down
  1. 1. it can be used to control something at a distance
  2. 2. you can put some device on and move freely around
  3. 4. modern and well developed
  4. 5. operated without a physical connection
  5. 7. it allows communication in two directions