giúp mình với

Here are the answers for the Past Continuous exercise: 1. At this time last night, I **was watching** TV. 2. Rosa **was cycling** to school when she saw the accident. 3. I didn't make the meeting last week; I **was traveling** to home. 4. What **were** you **doing** at 7 last night? 5. When Tom was in the café, he noticed the police **were chasing** the burglars. 6. It was eight o'clock. I **was writing** a letter. 7. Tom **was not doing** his homework at this time last night. 8. While the students **were taking** a test, the principal came in. 9. They **were waiting** for the bus when the accident happened. 10. **Were** you **having** dinner when I called you? 1. After I **had had** breakfast, I went to school. 2. They **had been** married for 3 years before they had their first child. 3. I **had seen** all of Elvis Presley's movies by the time I was 20! 4. I saw she **had bought** the DVD so I asked if I could borrow it. 5. The boy **had not finished** his homework by the time his mother came home. 6. He **had started** a business before he left school. 7. I **had been** to five countries in Europe by 2001. 8. He **had written** three books and he was working on another one. 9. I was sorry when the factory closed. I **had worked** there for ten years. 10. What **had** you **done** before you came home yesterday? 1. When I **had** dinner, my friend **called** me. 2. I **was watching** television when the phone **rang**.