Cover of the textbook Focus 5 - Student's Book

The key answer of exercise 5

The key to exercise solutions in chapter Review 2 for the textbook Focus 5 - Student's Book with authors Vaughan Jones and Sue Kay from Pearson Education


Complete the sentences with the correct forms of the words in brackets. Use the negative form where necessary.


  1. may not be able to
  2. could have left
  3. might have studied / might have been studying
  4. couldn't have been made / couldn't be made
  5. must have been telling / must be telling
  6. will be doing