Ну очень срочно помогите пожалуйста. Номер 3. Буду очень очень благодарен.

1. They will give the prize to Jake
2. They have discovered a new planet in the Milky Way
3. Bell invented the telephone
4. They are still considering your application
5. When I came into the classroom, the teacher was explaining a new rule to the students
6. They have already sent for the doctor
7. They adopted the project only after they had discussed it four times
8. Tsunami destroyed the village
9. People use milk for making butter and cheese
10. They have cleaned all the rooms