Cover of the textbook Focus 3 - Student's Book

The key answer of exercise 4

The key to exercise solutions in chapter 3.2 - Grammar for the textbook Focus 3 - Student's Book with authors Daniel Brayshaw, Vaughan Jones, Bartosz Michałowski and Sue Kay from Pearson Education

Question

Read the GRAMMAR FOCUS and complete the sentences with the verb forms in blue in the article in Exercise 3.

Answer

  1. must have been
  2. might have been
  3. can't have been