Объяснение:
. I have read one of his books, but I didn't like it.
2. I try to phone Aida all day. Is she there?
3. We are driving for hours, and we still haven't arrived.
4. Hurray! We have finished at last!
5. We have already seen this film twice. It's brilliant.
6. I have looked for my keys for ages, but I can't find them!
7. How long do you learn English?
8. They're terrified. They are watching a horror film.