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

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

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

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

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