modals

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Across
  1. 3. the obligation is set by an authority, rule or law
  2. 5. it is used when expressing an obligation being suggested by the speaker.
  3. 6. the act of disallowing or prohibiting someone from doing something.
  4. 7. helping or auxilliary verbs
  5. 9. it is used when dealing with something against the authority, rule or law
Down
  1. 1. the prohibition comes from the speaker
  2. 2. an authorization granted for something or a formal consent
  3. 4. means duty or commitment
  4. 7. the most polite way of expressing permission
  5. 8. used to suggest the right or recommended action
  6. 9. more polite way of asking permission