Find and correct the mistakes

На изображении представлена страница из учебного пособия по английскому языку с заданием на исправление ошибок, связанных с употреблением артиклей в предложениях. Вот исправленные предложения:

1. Are you ready to go? The flight leaves at 6.00 p.m.
2. Bobby’s girlfriend is an engineer.
3. Thousands of people were at the game, so there was a lot of noise.
4. I saw a doctor about my pain. Fortunately, the doctor said it was nothing serious.
5. Laila was hungry so she ate a bit of bread.
6. The women live longer than the men.
7. We went to a party but there weren’t many people there.
8. We looked up and saw an aeroplane in the sky.
9. I work as a cleaner in an office block.
10. My wife and I have lived in the United States for several years.