The key answer of exercise 3
The key to exercise solutions in chapter 01 - Cities (Part 3) for the textbook Outcomes Advanced - Workbook with authors Carol Nuttall and Amanda French from National Geographic Learning
Question
Complete the sentences with the correct form of the verbs in brackets.
Answer
- had been destroyed
- has been developing
- has been
- have recovered
- had been travelling
- have encouraged
- Having been done / Done
- will have been completed / will be completed