21. I _____________(not listen) to my teacher when he asked a question. 22. In 1986 my father _____________(live) in Paris. That’s where he met my mother. 23. What _________ they ________(do) when you arrived? 24. Greg _____________(not study) for the test when we went to his place. 25. ______ Caroline _________(ski) when she broke her leg? 26. My parents _____________(not sleep) when I came home last night. 27. Last week we _____________(drive) through the Alps into Switzerland. 28. At 8p.m yesterday, we _____________(watch) a film. 29. _____________(you/ see) the football match yesterday? 30. James broke his arm when he _____________(play) rugby. ae giúp mìn21. I _____________(not listen) to my teacher when he asked a question. 22. In 1986 my father _____________(live) in Paris. That’s where he met my mother. 23. What _________ they ________(do) when you arrived? 24. Greg _____________(not study) for the test when we went to his place. 25. ______ Caroline _________(ski) when she broke her leg? 26. My parents _____________(not sleep) when I came home last night. 27. Last week we _____________(drive) through the Alps into Switzerland. 28. At 8p.m yesterday, we _____________(watch) a film. 29. _____________(you/ see) the football match yesterday? 30. James broke his arm when he _____________(play) rugby. ae giúp mình với