chuyển qua quá khứ tiếp diễn plss ----- Nội dung dịch tự động từ ảnh ----- 2. They were breaking television at 9 o'clock last night. 3. Nina was singing a song when you came. 4. While Ms. Nina was cleaning the house, she hurt her back. 5. They were decorating their house when you phoned. 6. I was eating a sandwich. 7. I was writing an important report. 8. She was not cleaning her room at 9 o'clock yesterday evening. 9. Mr. Sam was reading newspaper. 10. We were washing the dishes when you called.