Odpowiedź:
Marry has cleaned the windows.
Marry hasn't cleaned the windows
Has Merry cleaned the windows?
Our parents known Peter since last year
Our parents haven't known Peter since last year
Have our parents known Peter since last year?
Marry Has cleaned the windows
Has Marry cleaned the windows
Our parents Has known Peter since last year
Our parents hasn't known Peter since last year
Has our parents known Peter since last year
