Решение:
В этом задании нужно выбрать правильную форму глагола — Present Perfect или Past Simple. Past Simple используется для завершенных действий в прошлом, часто с указанием конкретного времени. Present Perfect используется для действий, которые начались в прошлом и имеют связь с настоящим, или когда время действия не указано или неважно.
- She has just gone out.
- She left the room a moment ago.
- We have not yet solved the problem.
- When did it all happen?
- The morning was cold and rainy, but since ten o'clock the weather has changed and now the sun is shining brightly.
- Show me the dress which you have made.
- Oh, how dark it is! A large black cloud covers the sky. I think it will start raining in a few minutes.
- Oh, close the window! Look, all my papers are falling on the floor because of the wind.
- When did you open the window? — I opened it ten minutes ago.
Ответ: 1. has just gone; 2. left; 3. have not yet solved; 4. did; 5. has changed; 6. have made; 7. covers; 8. are falling; 9. did you open — opened.