I can degenerate you can degenerate he can degenerate we can degenerate you can degenerate they can degenerate
Forme en V-ing
I can be degenerating you can be degenerating he can be degenerating we can be degenerating you can be degenerating they can be degenerating
Perfect
I can have degenerated you can have degenerated he can have degenerated we can have degenerated you can have degenerated they can have degenerated
Perfect en V-ing
I can have been degenerating you can have been degenerating he can have been degenerating we can have been degenerating you can have been degenerating they can have been degenerating
Négation
Forme simple
I cannot degenerate you cannot degenerate he cannot degenerate we cannot degenerate you cannot degenerate they cannot degenerate
Forme en V-ing
I cannot be degenerating you cannot be degenerating he cannot be degenerating we cannot be degenerating you cannot be degenerating they cannot be degenerating
Perfect
I cannot have degenerated you cannot have degenerated he cannot have degenerated we cannot have degenerated you cannot have degenerated they cannot have degenerated
Perfect en V-ing
I cannot have been degenerating you cannot have been degenerating he cannot have been degenerating we cannot have been degenerating you cannot have been degenerating they cannot have been degenerating
Forme interrogative
Forme simple
can I degenerate? can you degenerate? can he degenerate? can we degenerate? can you degenerate? can they degenerate?
Forme en V-ing
can I be degenerating? can you be degenerating? can he be degenerating? can we be degenerating? can you be degenerating? can they be degenerating?
Perfect
can I have degenerated? can you have degenerated? can he have degenerated? can we have degenerated? can you have degenerated? can they have degenerated?
Perfect en V-ing
can I have been degenerating? can you have been degenerating? can he have been degenerating? can we have been degenerating? can you have been degenerating? can they have been degenerating?
Forme interro-négative
Forme simple
can I not degenerate? can you not degenerate? can he not degenerate? can we not degenerate? can you not degenerate? can they not degenerate?
Forme en V-ing
can I not be degenerating? can you not be degenerating? can he not be degenerating? can we not be degenerating? can you not be degenerating? can they not be degenerating?
Perfect
can I not have degenerated? can you not have degenerated? can he not have degenerated? can we not have degenerated? can you not have degenerated? can they not have degenerated?
Perfect en V-ing
can I not have been degenerating? can you not have been degenerating? can he not have been degenerating? can we not have been degenerating? can you not have been degenerating? can they not have been degenerating?