could quickstep
Verbe régulier : quickstep - quicksteped- quicksteped

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could quickstep
you could quickstep
he could quickstep
we could quickstep
you could quickstep
they could quickstep 	I could be quicksteping
you could be quicksteping
he could be quicksteping
we could be quicksteping
you could be quicksteping
they could be quicksteping	I could have quicksteped
you could have quicksteped
he could have quicksteped
we could have quicksteped
you could have quicksteped
they could have quicksteped	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 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't quickstep
you couldn't quickstep
he couldn't quickstep
we couldn't quickstep
you couldn't quickstep
they couldn't quickstep 	I couldn't be quicksteping
you couldn't be quicksteping
he couldn't be quicksteping
we couldn't be quicksteping
you couldn't be quicksteping
they couldn't be quicksteping	I couldn't have quicksteped
you couldn't have quicksteped
he couldn't have quicksteped
we couldn't have quicksteped
you couldn't have quicksteped
they couldn't have quicksteped	I couldn't have been quicksteping
you couldn't have been quicksteping
he couldn't have been quicksteping
we couldn't have been quicksteping
you couldn't have been quicksteping
they couldn't have been quicksteping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I quickstep?
could you quickstep?
could he quickstep?
could we quickstep?
could you quickstep?
could they quickstep? 	could I be quicksteping?
could you be quicksteping?
could he be quicksteping?
could we be quicksteping?
could you be quicksteping?
could they be quicksteping? 	could I have quicksteped?
could you have quicksteped?
could he have quicksteped?
could we have quicksteped?
could you have quicksteped?
could they have quicksteped? 	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 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I quickstep?
couldn't you quickstep?
couldn't he quickstep?
couldn't we quickstep?
couldn't you quickstep?
couldn't they quickstep? 	couldn't I be quicksteping?
couldn't you be quicksteping?
couldn't he be quicksteping?
couldn't we be quicksteping?
couldn't you be quicksteping?
couldn't they be quicksteping? 	couldn't I have quicksteped?
couldn't you have quicksteped?
couldn't he have quicksteped?
couldn't we have quicksteped?
couldn't you have quicksteped?
couldn't they have quicksteped? 	couldn't I have been quicksteping?
couldn't you have been quicksteping?
couldn't he have been quicksteping?
couldn't we have been quicksteping?
couldn't you have been quicksteping?
couldn't they have been quicksteping?