Добрый день, люди добрые . нужно найти ошибки

1. What are you (doing) here so late? Are you always (doing) your lessons in the reading room? 2. You didn't see me, I (was sitting) in the back row. 3. I can give her your message, I (will be seeing) her at the lecture. 4. Why are you always (changing) your mind? 5. He asks me who else (is coming) to the party. 6. It (was raining) when I first came to St. Petersburg. 7. We (had been playing) chess for an hour and went for a walk. 8. We (will be playing) chess when you like. 9. I (am reading) for my examination. 10. Well, so long then, I'll phone you one of these days. 11. We'll come at 12 a.m. 12. They (are rehearsing) the second act. 13. He is constantly (losing) things! 14. Sorry, I really have to go. They (are waiting) for me. 15. What you (are doing) after dinner?

1. While he was riding in the forest he lost way. 2. When I arrived, the party was in full swing. Paul was dancing with Mary, and Pat and Peter were drinking champagne. 3. When I finished the ironing, I cooked dinner. 4. How fast were they travelling when their car had a puncture. 5. A police car passed us on the motorway when we were doing 80 miles per hour. 6. I took a photograph of him while he was eating an ice-cream. 7. I’m sorry I woke you. What were you dreaming about? 8. What were you doing when I phoned you last night? There was no reply. 9. Two burglars broke into the house while we were watching television. 10. I found my lost key when I was looking for my passport. 11. I was having a beautiful dream when the alarm clock rang. 12. It was a fine day when we were leaving the house that day. A light snow was falling and a light wind was blowing from the south-west. We were pleased that it wasn’t raining.