ought to curtain
Verbe régulier : curtain - curtained- curtained
Traduction française : garnir de rideaux 

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

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

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

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