Cover of the textbook Solutions Pre-Intermediate - Workbook

The key answer of exercise 4

The key to exercise solutions in chapter 3D - must, mustn't and needn't / don't have to for the textbook Solutions Pre-Intermediate - Workbook with authors Tim Falla and Paul A. Davies from Oxford University Press

Question

Decide whether must or have to is better in these sentences.

Answer

  1. must
  2. must
  3. have to
  4. must
  5. have to