I could dissertate you could dissertate he could dissertate we could dissertate you could dissertate they could dissertate
Forme en V-ing
I could be dissertating you could be dissertating he could be dissertating we could be dissertating you could be dissertating they could be dissertating
Perfect
I could have dissertated you could have dissertated he could have dissertated we could have dissertated you could have dissertated they could have dissertated
Perfect en V-ing
I could have been dissertating you could have been dissertating he could have been dissertating we could have been dissertating you could have been dissertating they could have been dissertating
Négation
Forme simple
I could not dissertate you could not dissertate he could not dissertate we could not dissertate you could not dissertate they could not dissertate
Forme en V-ing
I could not be dissertating you could not be dissertating he could not be dissertating we could not be dissertating you could not be dissertating they could not be dissertating
Perfect
I could not have dissertated you could not have dissertated he could not have dissertated we could not have dissertated you could not have dissertated they could not have dissertated
Perfect en V-ing
I could not have been dissertating you could not have been dissertating he could not have been dissertating we could not have been dissertating you could not have been dissertating they could not have been dissertating
Forme interrogative
Forme simple
could I dissertate? could you dissertate? could he dissertate? could we dissertate? could you dissertate? could they dissertate?
Forme en V-ing
could I be dissertating? could you be dissertating? could he be dissertating? could we be dissertating? could you be dissertating? could they be dissertating?
Perfect
could I have dissertated? could you have dissertated? could he have dissertated? could we have dissertated? could you have dissertated? could they have dissertated?
Perfect en V-ing
could I have been dissertating? could you have been dissertating? could he have been dissertating? could we have been dissertating? could you have been dissertating? could they have been dissertating?
Forme interro-négative
Forme simple
could I not dissertate? could you not dissertate? could he not dissertate? could we not dissertate? could you not dissertate? could they not dissertate?
Forme en V-ing
could I not be dissertating? could you not be dissertating? could he not be dissertating? could we not be dissertating? could you not be dissertating? could they not be dissertating?
Perfect
could I not have dissertated? could you not have dissertated? could he not have dissertated? could we not have dissertated? could you not have dissertated? could they not have dissertated?
Perfect en V-ing
could I not have been dissertating? could you not have been dissertating? could he not have been dissertating? could we not have been dissertating? could you not have been dissertating? could they not have been dissertating?