Sort the words into the correct groups to form the adverbs. Mind the spelling rule!

• Группы
  • -ly
  • -ily
  • -ically
• Варианты
  • real
  • easy
  • acoustic
  • definite
  • mature
  • happy
  • lucky
  • ready
  • voluntary
  • cheerful
  • bad
  • tragic
  • magic
  • politic
  • classic