I can curd you can curd he can curd we can curd you can curd they can curd
Forme en V-ing
I can be curding you can be curding he can be curding we can be curding you can be curding they can be curding
Perfect
I can have curded you can have curded he can have curded we can have curded you can have curded they can have curded
Perfect en V-ing
I can have been curding you can have been curding he can have been curding we can have been curding you can have been curding they can have been curding
Négation
Forme simple
I cannot curd you cannot curd he cannot curd we cannot curd you cannot curd they cannot curd
Forme en V-ing
I cannot be curding you cannot be curding he cannot be curding we cannot be curding you cannot be curding they cannot be curding
Perfect
I cannot have curded you cannot have curded he cannot have curded we cannot have curded you cannot have curded they cannot have curded
Perfect en V-ing
I cannot have been curding you cannot have been curding he cannot have been curding we cannot have been curding you cannot have been curding they cannot have been curding
Forme interrogative
Forme simple
can I curd? can you curd? can he curd? can we curd? can you curd? can they curd?
Forme en V-ing
can I be curding? can you be curding? can he be curding? can we be curding? can you be curding? can they be curding?
Perfect
can I have curded? can you have curded? can he have curded? can we have curded? can you have curded? can they have curded?
Perfect en V-ing
can I have been curding? can you have been curding? can he have been curding? can we have been curding? can you have been curding? can they have been curding?
Forme interro-négative
Forme simple
can I not curd? can you not curd? can he not curd? can we not curd? can you not curd? can they not curd?
Forme en V-ing
can I not be curding? can you not be curding? can he not be curding? can we not be curding? can you not be curding? can they not be curding?
Perfect
can I not have curded? can you not have curded? can he not have curded? can we not have curded? can you not have curded? can they not have curded?
Perfect en V-ing
can I not have been curding? can you not have been curding? can he not have been curding? can we not have been curding? can you not have been curding? can they not have been curding?