Cover of the textbook Focus 2 - Student's Book

The key answer of exercise 3

The key to exercise solutions in chapter 4.2 - Grammar for the textbook Focus 2 - Student's Book with authors Daniel Brayshaw, Sue Kay and Vaughan Jones from Pearson Education

Question

Read the GRAMMAR FOCUS. Then complete the examples with the Present Perfect forms in blue in US TODAY.

Answer

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

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