1. At this time last year, they ­­­­­­­­­­­­(build) this house. 2. I (drive) my car very fast when you called me. 3. I (chat) with my friends while my teacher (teach) the lesson yesterday. 4. My father (watch) TV when I got home. 5. At this time yesterday, I (prepare) for my son's birthday party. 6. What you (do) at 8 pm yesterday? 7. Where you (go) when I saw you last weekend? 8. They (not go) to school when I met them yesterday. 9. My mother (not do) the housework when my father came home. 10. My sister (read) books while my brother (play) football yesterday afternoon. Bài 2: Chia động từ trong ngoặc cho đúng 1. It was warm, so I took off my coat. (take). 2. The film wasn't very goor. I didn't enjoy it very much. (enjoy) 3. I knew Sarah was very busy, so I ..... her (disturb) 4. I was very tired, so I ..... the party early. (leave) 5. The bed was very uncomfortable. I ..... very well (sleep) 6. The window was open and a bird ..... into the room (fly) 7. The hotel wasn't very expensive. It ..... very much (cost) 8. I was in a hurry, so I ..... time to phone you (have). 9. It was hard carrying the bags. They ..... very heavy. (be) I. Chia động từ ở thì quá khứ tiếp diễn 1. I ___________________down the street when it begin to rain (go) 2. At this time last year, I ___________________an English course (attend) 3. Jim ________________ under the tree when he heard an explosion (stand) 4. The boy fell and hurt himself while he _________________ a bicycle (ride) 5. When we met them last year, they______________ in Santiago (live) 6. The tourist lost his camera while he________________ around the city (walk)