Chia động từ ở thì quá khứ hoặc quá khứ tiếp diễn 21. What she (do) ………………………………………. when you (arrive) ………………………………………. there? 22. When he (see) ………………………………………. me he (put) ………………………………………. the receiver down. 23. I (not drive) ………………………………………. very fast when the accident (happen) ………………………………………. 24. The 2 man (argue) ………………………………………. about the plan when I (come) ………………………………………. into the office. 25. Catherine (wave) ………………………………………. at us happily as soon as she (see) ………………………………………. us. 26. I (break) ………………………………………. a plate last night. I (do) ………………………………………. the washing up when it (slip) ………………………………………. out of my hands. 27. This time last year I (be) ………………………………………. in Paris. 28. What you (do) ………………………………………. at this time yesterday? 29. I (see) ………………………………………. Carol at the party. She (wear) ………………………………………. a really beautiful dress. 30. While her husband (be) ……………………………………….in the army, she (write) ………………………………………. to her husband once a week. 31. At 8 this morning I (have) ………………………………………. breakfast. 32. All last week, they (stay) ………………………………………. with me. 33. We (have, at home) ………………………………………. our anniversary dinner when my uncle (call) ………………………………………. congratulate us last night. 34. Who was that girl who (talk) …………………………………. to you when I (pass) ……………………………………. you in the street? 35. He (sleep) ………………………………………. soundly when he (be) ….............…………. awakened by a noise. He (go) ………………………………………. downstairs to find out what (happen) ……………………………………….