The key to exercise solutions in chapter 2 - Grammar 2 for the textbook Gateway B2 - Workbook with authors Frances Treloar and Gill Holley from Macmillan Education
Question
Write the sentences again without changing the meaning.
Answer
After he’d left, I did my homework.
While I was working in Argentina, I made some good friends.
When I saw the advert, I immediately decided to apply.
After I’d earned some money, we went travelling.
While I was staying in Romania, I visited lots of interesting places.
After we’d waited / ’d been waiting for two hours, the bus eventually arrived.