Краткое пояснение:
Для выполнения этого задания нужно правильно использовать форму Present Perfect (have/has + V3) и отрицательные конструкции, а также добавить нужные местоимения и наречия.
Пошаговое решение:
- 1. Sally is still here. She hasn't gone out.
- 2. I can't find my bag. Have you seen it anywhere?
- 3. I can't log on to the website. I've forgotten my password.
- 4. I sent Joe an email this morning, but he hasn't replied.
- 5. Is the meeting still going on, or has it finished?
- 6. Has the weather changed? It's colder now.
- 7. You haven't signed the form. Could you sign it now, please?
- 8. Are your friends still here, or have they gone home?
- 9. Paul doesn't know what he's going to do. He hasn't decided yet.
- 10. 'Do you know where Julia is?' 'Yes, I've just seen her.'
- 11. 'When is David going away?' 'He has already gone.'
- 12. A: Has your course started yet? B: Not yet. It starts next week.