I can burl you can burl he can burl we can burl you can burl they can burl
Forme en V-ing
I can be burling you can be burling he can be burling we can be burling you can be burling they can be burling
Perfect
I can have burled you can have burled he can have burled we can have burled you can have burled they can have burled
Perfect en V-ing
I can have been burling you can have been burling he can have been burling we can have been burling you can have been burling they can have been burling
Négation
Forme simple
I can't burl you can't burl he can't burl we can't burl you can't burl they can't burl
Forme en V-ing
I can't be burling you can't be burling he can't be burling we can't be burling you can't be burling they can't be burling
Perfect
I can't have burled you can't have burled he can't have burled we can't have burled you can't have burled they can't have burled
Perfect en V-ing
I can't have been burling you can't have been burling he can't have been burling we can't have been burling you can't have been burling they can't have been burling
Forme interrogative
Forme simple
can I burl? can you burl? can he burl? can we burl? can you burl? can they burl?
Forme en V-ing
can I be burling? can you be burling? can he be burling? can we be burling? can you be burling? can they be burling?
Perfect
can I have burled? can you have burled? can he have burled? can we have burled? can you have burled? can they have burled?
Perfect en V-ing
can I have been burling? can you have been burling? can he have been burling? can we have been burling? can you have been burling? can they have been burling?
Forme interro-négative
Forme simple
can't I burl? can't you burl? can't he burl? can't we burl? can't you burl? can't they burl?
Forme en V-ing
can't I be burling? can't you be burling? can't he be burling? can't we be burling? can't you be burling? can't they be burling?
Perfect
can't I have burled? can't you have burled? can't he have burled? can't we have burled? can't you have burled? can't they have burled?
Perfect en V-ing
can't I have been burling? can't you have been burling? can't he have been burling? can't we have been burling? can't you have been burling? can't they have been burling?