Fill the gaps with the verb in brackets using the Past Perfect Continuous!
Example: Sam gained weight because he _______. (overeat)
Answer: Sam gained weight because he had been overeating.
- The forensic evidence shows that he _____________ his nose just before he was murdered. (pick)
- You _________ there for more than two hours when she finally arrived. (wait)
- Chef Jones ______ the restaurant's fantastic dinners for two years before he moved to Paris. (prepare)