Cover of the textbook Performer B1 Phases, Vol. 1

The key answer of exercise 9

The key to exercise solutions in chapter 12 - Presentation and Practice 2 for the textbook Performer B1 Phases, Vol. 1 with authors M. Spiazzi, M. Tavella, M. Layton, E. Fiordiliso from Zanichelli

Question

Complete the sentences with mustn't , don't /doesn't have to or needn't.

Answer

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

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