ought to conserve
Verbe régulier : conserve - conserved- conserved
Traduction française : économiser - protéger 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to conserve
you ought to conserve
she ought to conserve
we ought to conserve
you ought to conserve
they ought to conserve 	I ought to be conserving
you ought to be conserving
she ought to be conserving
we ought to be conserving
you ought to be conserving
they ought to be conserving	I ought to have conserved
you ought to have conserved
she ought to have conserved
we ought to have conserved
you ought to have conserved
they ought to have conserved	I ought to have been conserving
you ought to have been conserving
she ought to have been conserving
we ought to have been conserving
you ought to have been conserving
they ought to have been conserving	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I oughtn't to conserve
you oughtn't to conserve
she oughtn't to conserve
we oughtn't to conserve
you oughtn't to conserve
they oughtn't to conserve 	I oughtn't to be conserving
you oughtn't to be conserving
she oughtn't to be conserving
we oughtn't to be conserving
you oughtn't to be conserving
they oughtn't to be conserving	I oughtn't to have conserved
you oughtn't to have conserved
she oughtn't to have conserved
we oughtn't to have conserved
you oughtn't to have conserved
they oughtn't to have conserved	I oughtn't to have been conserving
you oughtn't to have been conserving
she oughtn't to have been conserving
we oughtn't to have been conserving
you oughtn't to have been conserving
they oughtn't to have been conserving	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I conserve?
ought to you conserve?
ought to she conserve?
ought to we conserve?
ought to you conserve?
ought to they conserve? 	ought to I be conserving?
ought to you be conserving?
ought to she be conserving?
ought to we be conserving?
ought to you be conserving?
ought to they be conserving? 	ought to I have conserved?
ought to you have conserved?
ought to she have conserved?
ought to we have conserved?
ought to you have conserved?
ought to they have conserved? 	ought to I have been conserving?
ought to you have been conserving?
ought to she have been conserving?
ought to we have been conserving?
ought to you have been conserving?
ought to they have been conserving? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
oughtn't I to conserve?
oughtn't you to conserve?
oughtn't she to conserve?
oughtn't we to conserve?
oughtn't you to conserve?
oughtn't they to conserve? 	oughtn't I to be conserving?
oughtn't you to be conserving?
oughtn't she to be conserving?
oughtn't we to be conserving?
oughtn't you to be conserving?
oughtn't they to be conserving? 	oughtn't I to have conserved?
oughtn't you to have conserved?
oughtn't she to have conserved?
oughtn't we to have conserved?
oughtn't you to have conserved?
oughtn't they to have conserved? 	oughtn't I to have been conserving?
oughtn't you to have been conserving?
oughtn't she to have been conserving?
oughtn't we to have been conserving?
oughtn't you to have been conserving?
oughtn't they to have been conserving?