Cover of the textbook English Grammar in Use

The key answer of exercise 31.4

The key to exercise solutions in chapter Unit 31 - Have to and must for the textbook English Grammar in Use with authors Raymond Murphy from Cambridge University Press

Question

Complete the sentences with mustn’t or don’t / doesn’t have to.

Answer

  1. mustn't
  2. doesn't have to
  3. don't have to
  4. mustn't
  5. don't have to
  6. mustn't
  7. doesn't have to
  8. mustn't
  9. mustn't
  10. don't have to

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