Смотри ниже.........................
1. My friend was preparing for his exams when I came.
2. When a teacher came in the room, the pupils didn't notice him as they were discussing something.
3. Yesteraday at 8 they were wainting for a taxi.
4. <span>They will have been married by the time you return from abroad</span>
<span>5. Сall me at 7. I think I will have done the work by that time.</span>
What does she do here. When will he fly to London