Безотлагательно помогите! Мусор- Бан

1. What are you doing, are you writing, I have written, I am working, when did you write, I finished. 2. I have already had. 3. What's the weather like? Is it still raining? No, it has stopped raining. 4. I have lost. 5, I have not met. 6. Nina has just finished. 7. Where is Sergei, he has gone, he left. 8. What are you reading, I am reading. 9. They read, have you read. 10. My watch has stopped, there is. 11. Have you seen, I saw. 12. Have you heard, I have, when did you hear, I heard. 13. You have changed, has anything happened.