membuat kalimat negatif positif introgatip dengan kata cook

(+) My mother always cooks at 6 p.m.
(-) My mother doesn't always cook at 6 p.m.
(?) Does my mother always cook at 6 p.m?

+  Budi was cooked some potato  ( S+V2+O )
-   He did not cook some potato    ( S+did+not+V1+O )
?  Did he cook some potato?        ( did+S+O )