could cowl
Verbe régulier : cowl - cowled- cowled

Affirmation 	
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I could cowl
you could cowl
he could cowl
we could cowl
you could cowl
they could cowl 	I could be cowling
you could be cowling
he could be cowling
we could be cowling
you could be cowling
they could be cowling	I could have cowled
you could have cowled
he could have cowled
we could have cowled
you could have cowled
they could have cowled	I could have been cowling
you could have been cowling
he could have been cowling
we could have been cowling
you could have been cowling
they could have been cowling	

Négation 	
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I couldn't cowl
you couldn't cowl
he couldn't cowl
we couldn't cowl
you couldn't cowl
they couldn't cowl 	I couldn't be cowling
you couldn't be cowling
he couldn't be cowling
we couldn't be cowling
you couldn't be cowling
they couldn't be cowling	I couldn't have cowled
you couldn't have cowled
he couldn't have cowled
we couldn't have cowled
you couldn't have cowled
they couldn't have cowled	I couldn't have been cowling
you couldn't have been cowling
he couldn't have been cowling
we couldn't have been cowling
you couldn't have been cowling
they couldn't have been cowling	

Forme interrogative 	
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could I cowl?
could you cowl?
could he cowl?
could we cowl?
could you cowl?
could they cowl? 	could I be cowling?
could you be cowling?
could he be cowling?
could we be cowling?
could you be cowling?
could they be cowling? 	could I have cowled?
could you have cowled?
could he have cowled?
could we have cowled?
could you have cowled?
could they have cowled? 	could I have been cowling?
could you have been cowling?
could he have been cowling?
could we have been cowling?
could you have been cowling?
could they have been cowling? 	

Forme interro-négative 	
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couldn't I cowl?
couldn't you cowl?
couldn't he cowl?
couldn't we cowl?
couldn't you cowl?
couldn't they cowl? 	couldn't I be cowling?
couldn't you be cowling?
couldn't he be cowling?
couldn't we be cowling?
couldn't you be cowling?
couldn't they be cowling? 	couldn't I have cowled?
couldn't you have cowled?
couldn't he have cowled?
couldn't we have cowled?
couldn't you have cowled?
couldn't they have cowled? 	couldn't I have been cowling?
couldn't you have been cowling?
couldn't he have been cowling?
couldn't we have been cowling?
couldn't you have been cowling?
couldn't they have been cowling?