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