I could burble you could burble she could burble we could burble you could burble they could burble
Forme en V-ing
I could be burbling you could be burbling she could be burbling we could be burbling you could be burbling they could be burbling
Perfect
I could have burbled you could have burbled she could have burbled we could have burbled you could have burbled they could have burbled
Perfect en V-ing
I could have been burbling you could have been burbling she could have been burbling we could have been burbling you could have been burbling they could have been burbling
Négation
Forme simple
I couldn't burble you couldn't burble she couldn't burble we couldn't burble you couldn't burble they couldn't burble
Forme en V-ing
I couldn't be burbling you couldn't be burbling she couldn't be burbling we couldn't be burbling you couldn't be burbling they couldn't be burbling
Perfect
I couldn't have burbled you couldn't have burbled she couldn't have burbled we couldn't have burbled you couldn't have burbled they couldn't have burbled
Perfect en V-ing
I couldn't have been burbling you couldn't have been burbling she couldn't have been burbling we couldn't have been burbling you couldn't have been burbling they couldn't have been burbling
Forme interrogative
Forme simple
could I burble? could you burble? could she burble? could we burble? could you burble? could they burble?
Forme en V-ing
could I be burbling? could you be burbling? could she be burbling? could we be burbling? could you be burbling? could they be burbling?
Perfect
could I have burbled? could you have burbled? could she have burbled? could we have burbled? could you have burbled? could they have burbled?
Perfect en V-ing
could I have been burbling? could you have been burbling? could she have been burbling? could we have been burbling? could you have been burbling? could they have been burbling?
Forme interro-négative
Forme simple
couldn't I burble? couldn't you burble? couldn't she burble? couldn't we burble? couldn't you burble? couldn't they burble?
Forme en V-ing
couldn't I be burbling? couldn't you be burbling? couldn't she be burbling? couldn't we be burbling? couldn't you be burbling? couldn't they be burbling?
Perfect
couldn't I have burbled? couldn't you have burbled? couldn't she have burbled? couldn't we have burbled? couldn't you have burbled? couldn't they have burbled?
Perfect en V-ing
couldn't I have been burbling? couldn't you have been burbling? couldn't she have been burbling? couldn't we have been burbling? couldn't you have been burbling? couldn't they have been burbling?