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3. He was eating lunch when we arrived. 4. Is she living in Hue at that time? 5. She will play the guitar at 6 p.m. 6. Will she be typing a letter when her boss goes into the meeting room? 7. While she was watching TV, she heard the doorbell. 8. Did she study English at 8 p.m. yesterday? 9. She saw an accident while she was watching television. 10. What was your little brother doing this time yesterday? 11. The doorbell rang while she was eating lunch. 12. Were your friends drinking juice when you arrived? 13. What was Ashley doing while her sister went to Ha Noi? 14. At 9 o'clock last Sunday, I was doing homework.