could curtain
Verbe régulier : curtain - curtained- curtained
Traduction française : garnir de rideaux 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could curtain
you could curtain
she could curtain
we could curtain
you could curtain
they could curtain 	I could be curtaining
you could be curtaining
she could be curtaining
we could be curtaining
you could be curtaining
they could be curtaining	I could have curtained
you could have curtained
she could have curtained
we could have curtained
you could have curtained
they could have curtained	I could have been curtaining
you could have been curtaining
she could have been curtaining
we could have been curtaining
you could have been curtaining
they could have been curtaining	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't curtain
you couldn't curtain
she couldn't curtain
we couldn't curtain
you couldn't curtain
they couldn't curtain 	I couldn't be curtaining
you couldn't be curtaining
she couldn't be curtaining
we couldn't be curtaining
you couldn't be curtaining
they couldn't be curtaining	I couldn't have curtained
you couldn't have curtained
she couldn't have curtained
we couldn't have curtained
you couldn't have curtained
they couldn't have curtained	I couldn't have been curtaining
you couldn't have been curtaining
she couldn't have been curtaining
we couldn't have been curtaining
you couldn't have been curtaining
they couldn't have been curtaining	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I curtain?
could you curtain?
could she curtain?
could we curtain?
could you curtain?
could they curtain? 	could I be curtaining?
could you be curtaining?
could she be curtaining?
could we be curtaining?
could you be curtaining?
could they be curtaining? 	could I have curtained?
could you have curtained?
could she have curtained?
could we have curtained?
could you have curtained?
could they have curtained? 	could I have been curtaining?
could you have been curtaining?
could she have been curtaining?
could we have been curtaining?
could you have been curtaining?
could they have been curtaining? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I curtain?
couldn't you curtain?
couldn't she curtain?
couldn't we curtain?
couldn't you curtain?
couldn't they curtain? 	couldn't I be curtaining?
couldn't you be curtaining?
couldn't she be curtaining?
couldn't we be curtaining?
couldn't you be curtaining?
couldn't they be curtaining? 	couldn't I have curtained?
couldn't you have curtained?
couldn't she have curtained?
couldn't we have curtained?
couldn't you have curtained?
couldn't they have curtained? 	couldn't I have been curtaining?
couldn't you have been curtaining?
couldn't she have been curtaining?
couldn't we have been curtaining?
couldn't you have been curtaining?
couldn't they have been curtaining?