🎯 What you'll practice: Past Simple, Continuous, Perfect, and Perfect Continuous.
1-A 2-B 3-B 4-B | 5 = been 6 = Simple 7 = By the time he arrived, we had eaten dinner. 8 = She was studying when the phone rang. 9 = Because the working was an ongoing activity leading up to a specific past moment (the call) — Past Perfect Continuous emphasizes duration up to that past point, which Past Simple can't convey | 10 = e.g. "By the time I got home, my sister had cooked dinner. I was tired from the long walk. I sat down and ate."