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