1. Did you see Mike on Monday? - ... ;
2. Did the lesson begin at three? - ... ;
3. Did you wake up at seven? - ... ;
4. Did they pay him? - ... ;
5. Did he dance with you? - ... ;
6. Did she buy a coat? - ... ;
7. Did Mike read your message? - ...

1. Did you see Mike on Monday? - Yes, I did.2. Did the lesson begin at three? - Yes, it did.3. Did you wake up at seven? - Yes, I did.4. Did they pay him? - Yes, they did.5. Did he dance with you? - Yes, he did.6. Did she buy a coat? - Yes, she did.7. Did Mike read your message? - Yes, he did.