Match the words to form collocations.

• Объекты 1
  • establish
  • extra-terrestrial
  • sweep
  • send communication
  • technologically
  • human
  • broadcast
  • grains of
  • alien
  • analyse
  • face
  • solar
  • radio
  • abduct
• Объекты 2
  • contact
  • life
  • the skies
  • signals
  • advanced
  • race
  • a massage
  • sand
  • civilisations
  • unknown signals
  • the fact
  • system
  • wave
  • a man