Telephone Phrases

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Across
  1. 2. We have ……. throughout the building, so you can use your mobile or computer anywhere you like (noun)
  2. 3. to connect a smartphone to an electricity source to add power to its battery (verb)
  3. 5. already being used, of a telephone line or number (adj)
  4. 6. a system that records and stores spoken messages left by people whose phone calls aren't answered
  5. 9. He didn’t ……… my call, so I knew something was wrong (verb), so I have to chase him up (verb)
Down
  1. 1. a portable phone with a SIM card for network connections (noun)
  2. 4. to take the call and speak after a phone has rung (verb)
  3. 7. a telephone that uses a physical telephone line (noun)
  4. 8. to send an SMS or other text message from a mobile phone