Cover of the textbook Cutting Edge Upper-Intermediate - Workbook

The key answer of exercise 8

The key to exercise solutions in chapter 08 - Strange but true for the textbook Cutting Edge Upper-Intermediate - Workbook with authors Jane Comyns Carr, Frances Eales and Damian Williams from Pearson Education

Question

Cross out the modals which do not fit in the sentences below. Sometimes you only need to cross out one.

Answer

  1. should have been / can't have been
  2. couldn't hear / may have heard
  3. couldn't have done
  4. must have been
  5. had to learn / managed to learn
  6. must have called; can't have found couldn’t have found