Choose the correct modal verb.

• Группы
  • You ... raise your hand and wait before you ask a question.
  • In Britain, all teens ... stay in school until they are sixteen years of age.
  • You ... do this homework assignment, but those who do will get extra credit.
  • You ... to ask your teacher if you require extra help with your tasks.
  • You ... spend more time studying if you want to get good marks.
• Варианты
  • can
  • must
  • have to
  • may
  • mustn't
  • don't have to
  • should
  • need
  • should
  • might