Помогите пожалуйста срочно сделать номер 34 под буквой d пожалуйста помогите СРОЧНО !!!

1. the little boy has just fed his blue and yellow parrot.
2. the students have already joined the scientific society.
3. the greanpiece members have already arranged the party.
4. the opera singer has just changed her dress. 
5. the scientifist has already caught this butterfly.
6. the famous pop singer has just given an interview to the young magazine.
7. the drivers have already repaired their cars.