I can lucubrate you can lucubrate he can lucubrate we can lucubrate you can lucubrate they can lucubrate
Forme en V-ing
I can be lucubrating you can be lucubrating he can be lucubrating we can be lucubrating you can be lucubrating they can be lucubrating
Perfect
I can have lucubrated you can have lucubrated he can have lucubrated we can have lucubrated you can have lucubrated they can have lucubrated
Perfect en V-ing
I can have been lucubrating you can have been lucubrating he can have been lucubrating we can have been lucubrating you can have been lucubrating they can have been lucubrating
Négation
Forme simple
I can't lucubrate you can't lucubrate he can't lucubrate we can't lucubrate you can't lucubrate they can't lucubrate
Forme en V-ing
I can't be lucubrating you can't be lucubrating he can't be lucubrating we can't be lucubrating you can't be lucubrating they can't be lucubrating
Perfect
I can't have lucubrated you can't have lucubrated he can't have lucubrated we can't have lucubrated you can't have lucubrated they can't have lucubrated
Perfect en V-ing
I can't have been lucubrating you can't have been lucubrating he can't have been lucubrating we can't have been lucubrating you can't have been lucubrating they can't have been lucubrating
Forme interrogative
Forme simple
can I lucubrate? can you lucubrate? can he lucubrate? can we lucubrate? can you lucubrate? can they lucubrate?
Forme en V-ing
can I be lucubrating? can you be lucubrating? can he be lucubrating? can we be lucubrating? can you be lucubrating? can they be lucubrating?
Perfect
can I have lucubrated? can you have lucubrated? can he have lucubrated? can we have lucubrated? can you have lucubrated? can they have lucubrated?
Perfect en V-ing
can I have been lucubrating? can you have been lucubrating? can he have been lucubrating? can we have been lucubrating? can you have been lucubrating? can they have been lucubrating?
Forme interro-négative
Forme simple
can't I lucubrate? can't you lucubrate? can't he lucubrate? can't we lucubrate? can't you lucubrate? can't they lucubrate?
Forme en V-ing
can't I be lucubrating? can't you be lucubrating? can't he be lucubrating? can't we be lucubrating? can't you be lucubrating? can't they be lucubrating?
Perfect
can't I have lucubrated? can't you have lucubrated? can't he have lucubrated? can't we have lucubrated? can't you have lucubrated? can't they have lucubrated?
Perfect en V-ing
can't I have been lucubrating? can't you have been lucubrating? can't he have been lucubrating? can't we have been lucubrating? can't you have been lucubrating? can't they have been lucubrating?