I could restrengthen you could restrengthen she could restrengthen we could restrengthen you could restrengthen they could restrengthen
Forme en V-ing
I could be restrengthening you could be restrengthening she could be restrengthening we could be restrengthening you could be restrengthening they could be restrengthening
Perfect
I could have restrengthened you could have restrengthened she could have restrengthened we could have restrengthened you could have restrengthened they could have restrengthened
Perfect en V-ing
I could have been restrengthening you could have been restrengthening she could have been restrengthening we could have been restrengthening you could have been restrengthening they could have been restrengthening
Négation
Forme simple
I could not restrengthen you could not restrengthen she could not restrengthen we could not restrengthen you could not restrengthen they could not restrengthen
Forme en V-ing
I could not be restrengthening you could not be restrengthening she could not be restrengthening we could not be restrengthening you could not be restrengthening they could not be restrengthening
Perfect
I could not have restrengthened you could not have restrengthened she could not have restrengthened we could not have restrengthened you could not have restrengthened they could not have restrengthened
Perfect en V-ing
I could not have been restrengthening you could not have been restrengthening she could not have been restrengthening we could not have been restrengthening you could not have been restrengthening they could not have been restrengthening
Forme interrogative
Forme simple
could I restrengthen? could you restrengthen? could she restrengthen? could we restrengthen? could you restrengthen? could they restrengthen?
Forme en V-ing
could I be restrengthening? could you be restrengthening? could she be restrengthening? could we be restrengthening? could you be restrengthening? could they be restrengthening?
Perfect
could I have restrengthened? could you have restrengthened? could she have restrengthened? could we have restrengthened? could you have restrengthened? could they have restrengthened?
Perfect en V-ing
could I have been restrengthening? could you have been restrengthening? could she have been restrengthening? could we have been restrengthening? could you have been restrengthening? could they have been restrengthening?
Forme interro-négative
Forme simple
could I not restrengthen? could you not restrengthen? could she not restrengthen? could we not restrengthen? could you not restrengthen? could they not restrengthen?
Forme en V-ing
could I not be restrengthening? could you not be restrengthening? could she not be restrengthening? could we not be restrengthening? could you not be restrengthening? could they not be restrengthening?
Perfect
could I not have restrengthened? could you not have restrengthened? could she not have restrengthened? could we not have restrengthened? could you not have restrengthened? could they not have restrengthened?
Perfect en V-ing
could I not have been restrengthening? could you not have been restrengthening? could she not have been restrengthening? could we not have been restrengthening? could you not have been restrengthening? could they not have been restrengthening?