Yet всегда подсказывает, что время перфектное, т.е. ответ: <span>C.haven't seen</span>
1. They have built a new house. Have you seen it?
2. Have you shown your picture to mom? - No, it is not ready yet.
3. I have seen this fim. What about you? - Yes. The film is interesting.
4. Have you been to the London Zoo? - Yes, I have.
5. Dad has just come back from the sea.
6. Take these magazines. I have read them already.
7. Have you ever been to Greece? - Yes, it's a very beautiful country.
8. We haven't made an experiment yet.
9. She has never translated such difficult articles fo him.
10. I have rang him three times today.
11. He has left for New York today.
12. Have you seen the director today? - No, I haven't.
1 S.: Твой друг болен
2 S.: Пусть выздоравливает