I could brittle you could brittle he could brittle we could brittle you could brittle they could brittle
Forme en V-ing
I could be brittling you could be brittling he could be brittling we could be brittling you could be brittling they could be brittling
Perfect
I could have brittled you could have brittled he could have brittled we could have brittled you could have brittled they could have brittled
Perfect en V-ing
I could have been brittling you could have been brittling he could have been brittling we could have been brittling you could have been brittling they could have been brittling
Négation
Forme simple
I couldn't brittle you couldn't brittle he couldn't brittle we couldn't brittle you couldn't brittle they couldn't brittle
Forme en V-ing
I couldn't be brittling you couldn't be brittling he couldn't be brittling we couldn't be brittling you couldn't be brittling they couldn't be brittling
Perfect
I couldn't have brittled you couldn't have brittled he couldn't have brittled we couldn't have brittled you couldn't have brittled they couldn't have brittled
Perfect en V-ing
I couldn't have been brittling you couldn't have been brittling he couldn't have been brittling we couldn't have been brittling you couldn't have been brittling they couldn't have been brittling
Forme interrogative
Forme simple
could I brittle? could you brittle? could he brittle? could we brittle? could you brittle? could they brittle?
Forme en V-ing
could I be brittling? could you be brittling? could he be brittling? could we be brittling? could you be brittling? could they be brittling?
Perfect
could I have brittled? could you have brittled? could he have brittled? could we have brittled? could you have brittled? could they have brittled?
Perfect en V-ing
could I have been brittling? could you have been brittling? could he have been brittling? could we have been brittling? could you have been brittling? could they have been brittling?
Forme interro-négative
Forme simple
couldn't I brittle? couldn't you brittle? couldn't he brittle? couldn't we brittle? couldn't you brittle? couldn't they brittle?
Forme en V-ing
couldn't I be brittling? couldn't you be brittling? couldn't he be brittling? couldn't we be brittling? couldn't you be brittling? couldn't they be brittling?
Perfect
couldn't I have brittled? couldn't you have brittled? couldn't he have brittled? couldn't we have brittled? couldn't you have brittled? couldn't they have brittled?
Perfect en V-ing
couldn't I have been brittling? couldn't you have been brittling? couldn't he have been brittling? couldn't we have been brittling? couldn't you have been brittling? couldn't they have been brittling?