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