Past Perfect Continuous. Re-write the sentences to correct the mistakes. 18 Mar, 2020 By Olivo 0 Comments 0 Grammar Exercises, Past Perfect Continuous Exercises 1. He had been sleep for 5 minutes when the phone rang. 2. They had been walked for 7 minutes when they stopped. 3. We had been driven for a long time when we finally stopped. 4. When I saw them, I realized they didn’t have been working. 5. I been eating for a minute when he came into the restaurant. 6. She has been reading for 10 minutes when she had to stop. 7. By the time I met with them, they had waiting for a while. 8. When she had seen me, she had been looking for me for a long time. 9. I cleaning for 30 minutes when she decided to help me. 10. She had resting for 10 minutes when the supervisor arrived. Loading … Please follow and like us: TAGS : English grammargrammar exerciseshad been doinglearn Englishpast perfectpast perfect continuouspast perfect progressivepractice English Share