I could quickstep you could quickstep he could quickstep we could quickstep you could quickstep they could quickstep
Forme en V-ing
I could be quicksteping you could be quicksteping he could be quicksteping we could be quicksteping you could be quicksteping they could be quicksteping
Perfect
I could have quicksteped you could have quicksteped he could have quicksteped we could have quicksteped you could have quicksteped they could have quicksteped
Perfect en V-ing
I could have been quicksteping you could have been quicksteping he could have been quicksteping we could have been quicksteping you could have been quicksteping they could have been quicksteping
Négation
Forme simple
I could not quickstep you could not quickstep he could not quickstep we could not quickstep you could not quickstep they could not quickstep
Forme en V-ing
I could not be quicksteping you could not be quicksteping he could not be quicksteping we could not be quicksteping you could not be quicksteping they could not be quicksteping
Perfect
I could not have quicksteped you could not have quicksteped he could not have quicksteped we could not have quicksteped you could not have quicksteped they could not have quicksteped
Perfect en V-ing
I could not have been quicksteping you could not have been quicksteping he could not have been quicksteping we could not have been quicksteping you could not have been quicksteping they could not have been quicksteping
Forme interrogative
Forme simple
could I quickstep? could you quickstep? could he quickstep? could we quickstep? could you quickstep? could they quickstep?
Forme en V-ing
could I be quicksteping? could you be quicksteping? could he be quicksteping? could we be quicksteping? could you be quicksteping? could they be quicksteping?
Perfect
could I have quicksteped? could you have quicksteped? could he have quicksteped? could we have quicksteped? could you have quicksteped? could they have quicksteped?
Perfect en V-ing
could I have been quicksteping? could you have been quicksteping? could he have been quicksteping? could we have been quicksteping? could you have been quicksteping? could they have been quicksteping?
Forme interro-négative
Forme simple
could I not quickstep? could you not quickstep? could he not quickstep? could we not quickstep? could you not quickstep? could they not quickstep?
Forme en V-ing
could I not be quicksteping? could you not be quicksteping? could he not be quicksteping? could we not be quicksteping? could you not be quicksteping? could they not be quicksteping?
Perfect
could I not have quicksteped? could you not have quicksteped? could he not have quicksteped? could we not have quicksteped? could you not have quicksteped? could they not have quicksteped?
Perfect en V-ing
could I not have been quicksteping? could you not have been quicksteping? could he not have been quicksteping? could we not have been quicksteping? could you not have been quicksteping? could they not have been quicksteping?