Czy mógłby ktoś sprawdzić, jeśli źle poprawić czy te zdania są poprawne?

Temat przeniesiony do archwium.
Use the causative form to create sentences.
Moje odpowiedzi
1.Her grandma have had son’s portrait painted.
2. She have had her swimming pool builded.
3. He have had been prepared the agenda before the meeting.
4. She have had an organized birthday party.
5. He have had the writter’s story written.
6. She have had the case investigated by a detective
7. He have had some furniture designed.
8. Andrew's basement have had done up.
9. They car have had been serviced before they went on holiday.
10. The lawn have had cut while they were away.
Cos tu nie tak.
Chyba zapomnialas, ze 3 os l. poj ma inna koncowke czasownika, zacznij od tego.
Oprocz tego, o czym napisała Terri, są jeszcze inne bledy
2. niepoprawna forma od build
3., 4. 'agenda', 'birthday party' wstawione w nieodpowiednim miejscu
5 writer, ale o co chodzi w tym zdaniu?
8 basement nie bedzie tu podmiotem. Andrzejowi ktos wyremontowal piwnice
9 their car nie bedzie tu podmiotem
10 the lawn nie bedzie tu podmiotem
i dlaczego wszystko niby w present perfect? Zakladam sie, ze w cwiczeniu byly zdania w roznych czasach