could stump
Verbe régulier : stump - stumped- stumped
Traduction française : laisser perplexe - marcher d'un pas lourd 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could stump
you could stump
he could stump
we could stump
you could stump
they could stump 	I could be stumping
you could be stumping
he could be stumping
we could be stumping
you could be stumping
they could be stumping	I could have stumped
you could have stumped
he could have stumped
we could have stumped
you could have stumped
they could have stumped	I could have been stumping
you could have been stumping
he could have been stumping
we could have been stumping
you could have been stumping
they could have been stumping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't stump
you couldn't stump
he couldn't stump
we couldn't stump
you couldn't stump
they couldn't stump 	I couldn't be stumping
you couldn't be stumping
he couldn't be stumping
we couldn't be stumping
you couldn't be stumping
they couldn't be stumping	I couldn't have stumped
you couldn't have stumped
he couldn't have stumped
we couldn't have stumped
you couldn't have stumped
they couldn't have stumped	I couldn't have been stumping
you couldn't have been stumping
he couldn't have been stumping
we couldn't have been stumping
you couldn't have been stumping
they couldn't have been stumping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I stump?
could you stump?
could he stump?
could we stump?
could you stump?
could they stump? 	could I be stumping?
could you be stumping?
could he be stumping?
could we be stumping?
could you be stumping?
could they be stumping? 	could I have stumped?
could you have stumped?
could he have stumped?
could we have stumped?
could you have stumped?
could they have stumped? 	could I have been stumping?
could you have been stumping?
could he have been stumping?
could we have been stumping?
could you have been stumping?
could they have been stumping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I stump?
couldn't you stump?
couldn't he stump?
couldn't we stump?
couldn't you stump?
couldn't they stump? 	couldn't I be stumping?
couldn't you be stumping?
couldn't he be stumping?
couldn't we be stumping?
couldn't you be stumping?
couldn't they be stumping? 	couldn't I have stumped?
couldn't you have stumped?
couldn't he have stumped?
couldn't we have stumped?
couldn't you have stumped?
couldn't they have stumped? 	couldn't I have been stumping?
couldn't you have been stumping?
couldn't he have been stumping?
couldn't we have been stumping?
couldn't you have been stumping?
couldn't they have been stumping?