Mobile phones

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Across
  1. 3. You must remember to ___ your phone when on a plane
  2. 6. The sound your phone makes when you get a call
  3. 8. If you call someone and the don't answer you can ___ later
Down
  1. 1. When you call someone but they are speaking to someone else - the line is ___
  2. 2. You record messages here when people don't answer your call
  3. 4. SMS
  4. 5. When you want to call someone you first have to ___ the number
  5. 7. If you call someone but they don't answer you can ___ a message