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can/could, have to/ had to, must, should

  •   Game Code: 1321955
  •  English    19     Public
    modal verbs
  •   Study   Slideshow
  • You _____ go now; you can stay a bit longer.
    don't have to
  •  15
  • Visitors to the zoo _____ feed the animals.
    mustn't
  •  15
  • mustn't
  •  15
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