Cover of the textbook Into Focus B1

The key answer of exercise 3

The key to exercise solutions in chapter 4 - Grammar - Present Perfect with for and since for the textbook Into Focus B1 with authors Sue Kay, Vaughan Jones, Silvia Minardi e Daniel Brayshaw from Pearson Longman

Question

Read the GRAMMAR FOCUS. Complete the examples using the Present Perfect forms in green in Exercise 2.

Answer

  1. have; worked
  2. 've been
  3. 've worked

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