could sketch
Verbe régulier : sketch - sketched- sketched
Traduction française : faire un croquis ou une esquisse de - ébaucher 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could sketch
you could sketch
she could sketch
we could sketch
you could sketch
they could sketch 	I could be sketching
you could be sketching
she could be sketching
we could be sketching
you could be sketching
they could be sketching	I could have sketched
you could have sketched
she could have sketched
we could have sketched
you could have sketched
they could have sketched	I could have been sketching
you could have been sketching
she could have been sketching
we could have been sketching
you could have been sketching
they could have been sketching	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't sketch
you couldn't sketch
she couldn't sketch
we couldn't sketch
you couldn't sketch
they couldn't sketch 	I couldn't be sketching
you couldn't be sketching
she couldn't be sketching
we couldn't be sketching
you couldn't be sketching
they couldn't be sketching	I couldn't have sketched
you couldn't have sketched
she couldn't have sketched
we couldn't have sketched
you couldn't have sketched
they couldn't have sketched	I couldn't have been sketching
you couldn't have been sketching
she couldn't have been sketching
we couldn't have been sketching
you couldn't have been sketching
they couldn't have been sketching	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I sketch?
could you sketch?
could she sketch?
could we sketch?
could you sketch?
could they sketch? 	could I be sketching?
could you be sketching?
could she be sketching?
could we be sketching?
could you be sketching?
could they be sketching? 	could I have sketched?
could you have sketched?
could she have sketched?
could we have sketched?
could you have sketched?
could they have sketched? 	could I have been sketching?
could you have been sketching?
could she have been sketching?
could we have been sketching?
could you have been sketching?
could they have been sketching? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I sketch?
couldn't you sketch?
couldn't she sketch?
couldn't we sketch?
couldn't you sketch?
couldn't they sketch? 	couldn't I be sketching?
couldn't you be sketching?
couldn't she be sketching?
couldn't we be sketching?
couldn't you be sketching?
couldn't they be sketching? 	couldn't I have sketched?
couldn't you have sketched?
couldn't she have sketched?
couldn't we have sketched?
couldn't you have sketched?
couldn't they have sketched? 	couldn't I have been sketching?
couldn't you have been sketching?
couldn't she have been sketching?
couldn't we have been sketching?
couldn't you have been sketching?
couldn't they have been sketching?