The key answer of exercise 2
The key to exercise solutions in chapter 8 - Grammar 1 for the textbook Gateway B2 - Workbook with authors Frances Treloar and Gill Holley from Macmillan Education
Question
Active or passive? Circle the correct alternative.
Answer
- is used
- ranges
- flows
- are formed
- were shown
- be warned
- were vaccinated
- have been set up
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