Use the Past Perfect or the Past Perfect Continuous. There are seven extra variants.

1. We ... the car by 9 p.m. yesterday. 2. Emily passed her exams because she ... hard since the last semester. 3. Jill ... karate since last year and felt extremely tired. 4. The kids ... the window before their Dad came home. 5. They ... the book by yesterday’s afternoon. 6. Mary ... the Net for an hour when she remembered to turn off the iron. 7. As I was approaching the house I understood that I ... my wallet.