Modalverbsofdeduction 120514171259-phpapp01

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Presentazione realizzata dalla docente Lucia Capitani. Istituto Comprensivo Giovanni Paolo II, Affile, a.s. 2013/14

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Modalverbsofdeduction 120514171259-phpapp01

  1. 1. Modal verbs of deduction
  2. 2. can can’t could will / won’t would shall may must should might -
  3. 3. Is Sally at home now?
  4. 4. we use indicative tenses to say what we know
  5. 5. I know Sally is at home now.
  6. 6. we use modals when we suppose, deduce, imagine
  7. 7. I suppose Sally must be at home now.
  8. 8. the choice of modal verb says how certain we are
  9. 9. Sally must will may might won’t can’t be at home now.
  10. 10. Sally must will may might won’t can’t I’m convinced (even if I don’t know) be at home now.
  11. 11. I suppose Sally must will may might won’t can’t be at home now.
  12. 12. it’s possible Sally must will may might won’t can’t be at home now.
  13. 13. Sally must will may might won’t can’t c.f. modal verbs of possibility (last lesson) be at home now.
  14. 14. I suppose she isn’t Sally must will may might won’t can’t be at home now.
  15. 15. Sally must will may might won’t can’t I’m sure she isn’t (even if I don’t know) be at home now.
  16. 16. notice the opposites
  17. 17. Sally must be at home now. Sally can’t be at home now.
  18. 18. Sally will be at home now. Sally won’t be at home now.
  19. 19. 1. when we don’t know
  20. 20. They may might have lost my letter.
  21. 21. it’s possible that they have lost my letter They may might have lost my letter.
  22. 22. ‘may’ and ‘might’ mean the same They may might have lost my letter.

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