I can gibber you can gibber he can gibber we can gibber you can gibber they can gibber
Forme en V-ing
I can be gibbering you can be gibbering he can be gibbering we can be gibbering you can be gibbering they can be gibbering
Perfect
I can have gibbered you can have gibbered he can have gibbered we can have gibbered you can have gibbered they can have gibbered
Perfect en V-ing
I can have been gibbering you can have been gibbering he can have been gibbering we can have been gibbering you can have been gibbering they can have been gibbering
Négation
Forme simple
I can't gibber you can't gibber he can't gibber we can't gibber you can't gibber they can't gibber
Forme en V-ing
I can't be gibbering you can't be gibbering he can't be gibbering we can't be gibbering you can't be gibbering they can't be gibbering
Perfect
I can't have gibbered you can't have gibbered he can't have gibbered we can't have gibbered you can't have gibbered they can't have gibbered
Perfect en V-ing
I can't have been gibbering you can't have been gibbering he can't have been gibbering we can't have been gibbering you can't have been gibbering they can't have been gibbering
Forme interrogative
Forme simple
can I gibber? can you gibber? can he gibber? can we gibber? can you gibber? can they gibber?
Forme en V-ing
can I be gibbering? can you be gibbering? can he be gibbering? can we be gibbering? can you be gibbering? can they be gibbering?
Perfect
can I have gibbered? can you have gibbered? can he have gibbered? can we have gibbered? can you have gibbered? can they have gibbered?
Perfect en V-ing
can I have been gibbering? can you have been gibbering? can he have been gibbering? can we have been gibbering? can you have been gibbering? can they have been gibbering?
Forme interro-négative
Forme simple
can't I gibber? can't you gibber? can't he gibber? can't we gibber? can't you gibber? can't they gibber?
Forme en V-ing
can't I be gibbering? can't you be gibbering? can't he be gibbering? can't we be gibbering? can't you be gibbering? can't they be gibbering?
Perfect
can't I have gibbered? can't you have gibbered? can't he have gibbered? can't we have gibbered? can't you have gibbered? can't they have gibbered?
Perfect en V-ing
can't I have been gibbering? can't you have been gibbering? can't he have been gibbering? can't we have been gibbering? can't you have been gibbering? can't they have been gibbering?