ought to forefend
Verbe régulier : forefend - forefended- forefended

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to forefend
you ought to forefend
she ought to forefend
we ought to forefend
you ought to forefend
they ought to forefend 	I ought to be forefending
you ought to be forefending
she ought to be forefending
we ought to be forefending
you ought to be forefending
they ought to be forefending	I ought to have forefended
you ought to have forefended
she ought to have forefended
we ought to have forefended
you ought to have forefended
they ought to have forefended	I ought to have been forefending
you ought to have been forefending
she ought to have been forefending
we ought to have been forefending
you ought to have been forefending
they ought to have been forefending	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I oughtn't to forefend
you oughtn't to forefend
she oughtn't to forefend
we oughtn't to forefend
you oughtn't to forefend
they oughtn't to forefend 	I oughtn't to be forefending
you oughtn't to be forefending
she oughtn't to be forefending
we oughtn't to be forefending
you oughtn't to be forefending
they oughtn't to be forefending	I oughtn't to have forefended
you oughtn't to have forefended
she oughtn't to have forefended
we oughtn't to have forefended
you oughtn't to have forefended
they oughtn't to have forefended	I oughtn't to have been forefending
you oughtn't to have been forefending
she oughtn't to have been forefending
we oughtn't to have been forefending
you oughtn't to have been forefending
they oughtn't to have been forefending	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I forefend?
ought to you forefend?
ought to she forefend?
ought to we forefend?
ought to you forefend?
ought to they forefend? 	ought to I be forefending?
ought to you be forefending?
ought to she be forefending?
ought to we be forefending?
ought to you be forefending?
ought to they be forefending? 	ought to I have forefended?
ought to you have forefended?
ought to she have forefended?
ought to we have forefended?
ought to you have forefended?
ought to they have forefended? 	ought to I have been forefending?
ought to you have been forefending?
ought to she have been forefending?
ought to we have been forefending?
ought to you have been forefending?
ought to they have been forefending? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
oughtn't I to forefend?
oughtn't you to forefend?
oughtn't she to forefend?
oughtn't we to forefend?
oughtn't you to forefend?
oughtn't they to forefend? 	oughtn't I to be forefending?
oughtn't you to be forefending?
oughtn't she to be forefending?
oughtn't we to be forefending?
oughtn't you to be forefending?
oughtn't they to be forefending? 	oughtn't I to have forefended?
oughtn't you to have forefended?
oughtn't she to have forefended?
oughtn't we to have forefended?
oughtn't you to have forefended?
oughtn't they to have forefended? 	oughtn't I to have been forefending?
oughtn't you to have been forefending?
oughtn't she to have been forefending?
oughtn't we to have been forefending?
oughtn't you to have been forefending?
oughtn't they to have been forefending?