fragment

Our flat (nie bylo malowane-hasn't been painted?) since we moved in.

What (skłoniło Cie do wyjscia-did induce you to leave) without saying goodbye to anybody?

(Gdyby nie moi rodzice-....) I wouldn't be able to rent such a big flat.

2. made you leave
nie ma inwersji, bo po did musialby byc podmiot, a tutaj podmiotem jest 'what'.

3. But for my parents

dzieki!

tylko dla przypomnienia i rozwiniecia tematu:

But for... = Had it not been for.../Were it not for...