1. I have heard of him ever since I was born.
2. By the time you arrive we will have left. (если у arrive у вас пропущена буква d , то есть arrived написано в оригинале, то ответ уже будет другой - By the time you arrived we had left.)
3. The students will have known the results of the examination by 3 o'clock tomorrow..
4. By 5 oclock the Congress will have adopted the draft programme.
5. After they had presented the draft of the programme, long debates took place.
6. I have already done all my lessons.
7. He has just rejected our proposal.
8. Our family have been living in this street since we got a new flat.
Объяснение: