1. A knock at the door interrupted Dad's story. (telling)
-> Dad __was telling his story when there was a knock at the door.__________________
2. The total sales for this video are alreeady over a million copies (sold)
-> This video ___is sold over a million in total copies already.__________________
3. Why don't we go to the cinema tonight? (film)
-> Let's _ (go to the cinema and) watch a film tonight_____________________
4. She never stops saying how much she dislikes public transport (complaining)
-> She _____ always complaining about how much she dislikes public transport__________________
5. After sitting in front of the computer all evening I felt sleepy. (been)
-> I felt sleepy because ____I had been sitting in front of the computer all evening____________________
6. Italy is where we went for a holiday last year (on)
-> We went ____on holiday in Italy_______________
7. The bus service in our city becomes more inefficient every year (getting)
-> The bus service in our city ___ is getting more inefficient _____________
8. During his law studies he met his future wife (studying).
-> While ___ he was studying law , he met his future wife______________