Phrasal verbs 1

Choose the right answers, and then press "Check".
  1. I wanted to listen to the radio, so I (to connect).
  2. The music was too loud, so I (to decrease volume)
  3. When I found my adaptor, I (to connect).
  4. I couldn't hear my MP3 player, so (to boost volume).
  5. There wasn't anything on the TV, so I (to disconnect).