Read the text and match two phrases to make the sentences.

• Объекты 1
  • Before you go ice diving,
  • The diver climbs into a hole in the ice and
  • Divers can turn over and
  • Ice divers carry oxygen on their backs,
  • The air keeps
• Объекты 2
  • you put on special warm clothes.
  • then swims under it.
  • put their feet on the ice.
  • like normal divers.
  • the diver warm.