Respuestas
1. I have spoken to the boss.
2. They have eaten anything.
3. She hasn't forgotten my address.
4. I haven't made a mistake.
5. You have shut the door.
6. Alan hasn't worked very hard.
7. I haven't heard from Mary.
8. John hasn't learned anything.
9. I have broken a cup
10. We have remembered Ann's birthday.
11. The rain hasn't stopped.
12. I haven't seen a newspaper today.
3. Where have you put the keys?
4. Have we paid the rent?
5. Has Bill phoned?
6. Have you heard the news?
7. Have the dogs come back?
8. What has Barbara told the police?
9. Why have Andy and Sarah brought?
10. What have you said to Mike?
2. Kate and Bill have found a new flat.
3. Nick has written a book.
4. We have dediced to start jogging.
5. San and Dave have eaten all the sandwiches.
6. Carlos has bought a dog.
7. María and Helen have started at a new school.
8. Frances has broken her cup.
9. I have lost my umbrella.
10. Max has taken the dog for a walk.